branch master updated: * tp/Texinfo/Convert/HTML.pm (_default_format_begin_file): Add viewport declaration as was already output for node redirection pages. Report from Per Bothner.

[Gavin D. Smith]

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gavin pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
     new e5b786c  * tp/Texinfo/Convert/HTML.pm (_default_format_begin_file): 
Add viewport declaration as was already output for node redirection pages.  
Report from Per Bothner.
e5b786c is described below

commit e5b786c50b08a75d6588b6d5e8743d9c0e97a378
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Thu Feb 18 20:38:33 2021 +0000

    * tp/Texinfo/Convert/HTML.pm (_default_format_begin_file):
    Add viewport declaration as was already output for node
    redirection pages.  Report from Per Bothner.
---
 ChangeLog                                                           | 6 ++++++
 tp/Texinfo/Convert/HTML.pm                                          | 2 ++
 tp/t/results/converters_tests/at_commands_in_refs.pl                | 2 ++
 .../res_html/----_0021---_002e--_002e-_003f-_0040.html              | 2 ++
 .../res_html/-_0040-_007b_007d-_002e-.html                          | 2 ++
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 .../res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html               | 2 ++
 .../at_commands_in_refs_latin1/res_html/AAA-AAA-BBB.html            | 2 ++
 .../at_commands_in_refs_latin1/res_html/CCC-CCC-DDD.html            | 2 ++
 .../res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html | 2 ++
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 .../_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html         | 2 ++
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 .../at_commands_in_refs_utf8/res_html/8_002e27in.html               | 2 ++
 .../res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html               | 2 ++
 .../at_commands_in_refs_utf8/res_html/AAA-AAA-BBB.html              | 2 ++
 .../at_commands_in_refs_utf8/res_html/CCC-CCC-DDD.html              | 2 ++
 .../res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html | 2 ++
 .../res_html/_0040-_007b-_007d-_005c-_0023.html                     | 2 ++
 ...0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html | 2 ++
 .../res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html         | 2 ++
 .../res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html               | 2 ++
 .../res_html/_201c-_201d-_2018-_2019-_201e-_201a.html               | 2 ++
 .../at_commands_in_refs_utf8/res_html/_21d2-_00b0-a-b--aa.html      | 2 ++
 .../_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html         | 2 ++
 .../at_commands_in_refs_utf8/res_html/_2265-_2264-_2192.html        | 2 ++
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 .../res_html/cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html     | 2 ++
 .../at_commands_in_refs_utf8/res_html/e-e-e-e-e-j-ee.html           | 2 ++
 .../res_html/env-code-option-samp-command-file-C_002dx-ESC.html     | 2 ++
 .../res_html/f_002d_002dile1-f_002d_002dile.html                    | 2 ++
 .../converters_tests/at_commands_in_refs_utf8/res_html/gH-3rd.html  | 2 ++
 ...02f_002fsomewhere_005faaa-url-_002fman_002ecgi_002f1_002fls.html | 2 ++
 .../converters_tests/at_commands_in_refs_utf8/res_html/i-E-C.html   | 2 ++
 .../converters_tests/at_commands_in_refs_utf8/res_html/index.html   | 2 ++
 .../at_commands_in_refs_utf8/res_html/indicateurl.html              | 2 ++
 .../at_commands_in_refs_utf8/res_html/sansserif-slanted.html        | 2 ++
 .../res_html/someone_0040somewher-no_005fexplain_0040there.html     | 2 ++
 .../char_latin1_latin1_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html    | 2 ++
 .../char_latin1_latin1_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html  | 2 ++
 .../converters_tests/char_latin1_latin1_in_refs/res_html/a-e-u.html | 2 ++
 .../converters_tests/char_latin1_latin1_in_refs/res_html/c.html     | 2 ++
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 .../converters_tests/char_latin1_utf8_in_refs/res_html/a-e-u.html   | 2 ++
 .../converters_tests/char_latin1_utf8_in_refs/res_html/c.html       | 2 ++
 .../converters_tests/char_latin1_utf8_in_refs/res_html/e.html       | 2 ++
 .../converters_tests/char_latin1_utf8_in_refs/res_html/index.html   | 2 ++
 .../char_latin2_latin2_in_refs/res_html/A-a-_002c-E-e.html          | 2 ++
 .../converters_tests/char_latin2_latin2_in_refs/res_html/index.html | 2 ++
 .../converters_tests/japanese_shift_jis/res_html/Introduction.html  | 2 ++
 .../converters_tests/japanese_shift_jis/res_html/Preface.html       | 2 ++
 .../results/converters_tests/japanese_shift_jis/res_html/index.html | 2 ++
 tp/t/results/converters_tests/line_breaks.pl                        | 2 ++
 .../sample_utf8/res_html/DiYiZhang_0028First-Chapter_0029.html      | 2 ++
 tp/t/results/converters_tests/sample_utf8/res_html/Index-node.html  | 2 ++
 .../sample_utf8/res_html/Second-Chapter-AE-AE-ae-ae.html            | 2 ++
 tp/t/results/converters_tests/sample_utf8/res_html/index.html       | 2 ++
 tp/t/results/converters_tests/things_before_setfilename.pl          | 2 ++
 .../converters_tests/things_before_setfilename_no_element.pl        | 2 ++
 tp/t/results/coverage_braces/test_image.pl                          | 2 ++
 tp/t/results/coverage_braces/two_footnotes_in_nodes.pl              | 2 ++
 tp/t/results/coverage_braces/two_footnotes_in_nodes_separate.pl     | 2 ++
 tp/t/results/def/all_commands_delimiters_printindex.pl              | 2 ++
 tp/t/results/def/all_commands_printindex.pl                         | 2 ++
 tp/t/results/def/ampchar.pl                                         | 2 ++
 tp/t/results/def/space_in_def_for_index.pl                          | 2 ++
 tp/t/results/float/anchor_in_caption.pl                             | 2 ++
 tp/t/results/float/cindex_in_caption.pl                             | 2 ++
 tp/t/results/float/comment_space_comand_in_float.pl                 | 2 ++
 tp/t/results/float/complex_float.pl                                 | 2 ++
 tp/t/results/float/empty_listoffloats.pl                            | 2 ++
 tp/t/results/float/empty_listoffloats_with_floats.pl                | 2 ++
 tp/t/results/float/float_copying.pl                                 | 2 ++
 tp/t/results/float/float_with_at_commands.pl                        | 2 ++
 tp/t/results/float/footnote_in_caption.pl                           | 2 ++
 tp/t/results/float/footnote_in_caption_and_error.pl                 | 2 ++
 tp/t/results/float/listoffloats_with_commands.pl                    | 2 ++
 tp/t/results/float/numbering_captions_listoffloats.pl               | 2 ++
 tp/t/results/float/ref_to_float.pl                                  | 2 ++
 tp/t/results/float/simple.pl                                        | 2 ++
 tp/t/results/formatting/cond.pl                                     | 2 ++
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 tp/t/results/formatting/defcondx_Dbar/res_html/defxcond.html        | 2 ++
 tp/t/results/formatting/defcondx_Ubar/res_html/defxcond.html        | 2 ++
 .../documentlanguage_set_option/res_html/documentlanguage_set.html  | 2 ++
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 tp/t/results/formatting/empty.pl                                    | 2 ++
 .../formatting/float_copying/res_html/Copying-and-floats.html       | 2 ++
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 tp/t/results/formatting/one_line_no_content.pl                      | 2 ++
 .../formatting/simplest_test_date_in_header/res_html/simplest.html  | 2 ++
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 tp/t/results/formatting/texi_bib_example.pl                         | 2 ++
 tp/t/results/formatting/texi_cond.pl                                | 2 ++
 tp/t/results/formatting/texi_glossary.pl                            | 2 ++
 tp/t/results/heading/heading_in_copying.pl                          | 2 ++
 tp/t/results/heading/heading_in_example.pl                          | 2 ++
 tp/t/results/heading/heading_in_quotation.pl                        | 2 ++
 tp/t/results/html_tests/character_number_leading_toc_stoc.pl        | 2 ++
 tp/t/results/html_tests/check_htmlxref.pl                           | 2 ++
 tp/t/results/html_tests/commands_in_abbr.pl                         | 2 ++
 tp/t/results/html_tests/commands_in_alt.pl                          | 2 ++
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 tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename.pl  | 2 ++
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 tp/t/results/html_tests/example_at_commands_arguments.pl            | 2 ++
 tp/t/results/html_tests/example_class.pl                            | 2 ++
 tp/t/results/html_tests/example_empty_arguments.pl                  | 2 ++
 tp/t/results/html_tests/example_multi_class.pl                      | 2 ++
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 tp/t/results/html_tests/image_link_prefix.pl                        | 2 ++
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 .../html_tests/redirection_same_labels/res_html/circumflex.html     | 2 ++
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 tp/t/results/html_tests/xml_protected_in_verb.pl                    | 2 ++
 tp/t/results/htmlxref/htmlxref/res_html/test_refs.html              | 2 ++
 ...0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html | 2 ++
 ...003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html | 2 ++
 tp/t/results/htmlxref/htmlxref_nodes/res_html/index.html            | 2 ++
 tp/t/results/htmlxref/htmlxref_nodes/res_html/local-node.html       | 2 ++
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 tp/t/results/htmlxref/htmlxref_nodes/res_html/test_refs_abt.html    | 2 ++
 tp/t/results/htmlxref/htmlxref_only_mono/res_html/test_refs.html    | 2 ++
 ...0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html | 2 ++
 ...003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html | 2 ++
 tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/index.html  | 2 ++
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 .../htmlxref/htmlxref_only_mono_nodes/res_html/test_refs_abt.html   | 2 ++
 tp/t/results/htmlxref/htmlxref_only_split/res_html/test_refs.html   | 2 ++
 ...0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html | 2 ++
 ...003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html | 2 ++
 tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/index.html | 2 ++
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 tp/t/results/menu/menu_entry_name_comment.pl                        | 2 ++
 tp/t/results/menu/menu_entry_no_entry.pl                            | 2 ++
 tp/t/results/menu/menu_entry_no_entry_location.pl                   | 2 ++
 tp/t/results/menu/menu_entry_node.pl                                | 2 ++
 tp/t/results/menu/menu_entry_node_comments.pl                       | 2 ++
 tp/t/results/menu/menu_in_example.pl                                | 2 ++
 tp/t/results/menu/menu_pointing_to_anchor.pl                        | 2 ++
 tp/t/results/menu/menu_title_before_entries.pl                      | 2 ++
 tp/t/results/menu/no_colon_in_menu.pl                               | 2 ++
 tp/t/results/menu/reference_to_external_manual.pl                   | 2 ++
 tp/t/results/menu/sc_in_menu.pl                                     | 2 ++
 tp/t/results/menu/simple.pl                                         | 2 ++
 tp/t/results/menu/simple_no_menu.pl                                 | 2 ++
 tp/t/results/menu/verb_in_menu_description.pl                       | 2 ++
 tp/t/results/morecoverage/formatting_fr.pl                          | 2 ++
 tp/t/results/morecoverage/texi_formatting.pl                        | 2 ++
 .../moreindices/double_index_entry/res_html/double_index_entry.html | 2 ++
 tp/t/results/moreindices/index_no_node/res_html/Chapter-2.html      | 2 ++
 tp/t/results/moreindices/index_no_node/res_html/Chapter.html        | 2 ++
 tp/t/results/moreindices/index_no_node/res_html/index.html          | 2 ++
 .../moreindices/index_no_node/res_html/index_no_node_abt.html       | 2 ++
 tp/t/results/moreindices/index_no_node/res_html/unnumbered.html     | 2 ++
 tp/t/results/moreindices/index_split/res_html/first.html            | 2 ++
 tp/t/results/moreindices/index_split/res_html/index.html            | 2 ++
 tp/t/results/moreindices/index_split/res_html/index_split_abt.html  | 2 ++
 tp/t/results/moreindices/index_split/res_html/second-chapter.html   | 2 ++
 tp/t/results/moreindices/index_split_nodes/res_html/first.html      | 2 ++
 tp/t/results/moreindices/index_split_nodes/res_html/index.html      | 2 ++
 .../moreindices/index_split_nodes/res_html/index_split_abt.html     | 2 ++
 .../moreindices/index_split_nodes/res_html/node-2-in-section-3.html | 2 ++
 .../moreindices/index_split_nodes/res_html/node-3-in-section-3.html | 2 ++
 .../moreindices/index_split_nodes/res_html/node-in-section-3.html   | 2 ++
 .../moreindices/index_split_nodes/res_html/second-chapter.html      | 2 ++
 tp/t/results/moreindices/index_split_nodes/res_html/section-1.html  | 2 ++
 tp/t/results/moreindices/index_split_nodes/res_html/section-2.html  | 2 ++
 tp/t/results/moreindices/index_split_nodes/res_html/section-3.html  | 2 ++
 .../moreindices/index_split_nodes/res_html/subsection-1.html        | 2 ++
 .../moreindices/index_split_nodes/res_html/subsection-2.html        | 2 ++
 .../moreindices/nodes_before_top/res_html/first-before-top.html     | 2 ++
 tp/t/results/moreindices/nodes_before_top/res_html/index.html       | 2 ++
 .../moreindices/nodes_before_top/res_html/nodes_before_top_abt.html | 2 ++
 .../res_html/nodes_before_top_and_sections.html                     | 2 ++
 .../moreindices/nodes_before_top_no_nodes/res_html/index.html       | 2 ++
 .../results/moreindices/nodes_before_top_nodes/res_html/a-node.html | 2 ++
 .../moreindices/nodes_before_top_nodes/res_html/another.html        | 2 ++
 .../nodes_before_top_nodes/res_html/first-before-top.html           | 2 ++
 tp/t/results/moreindices/nodes_before_top_nodes/res_html/first.html | 2 ++
 tp/t/results/moreindices/nodes_before_top_nodes/res_html/index.html | 2 ++
 .../nodes_before_top_nodes/res_html/node-in-menu-before-top.html    | 2 ++
 .../nodes_before_top_nodes/res_html/nodes_before_top_abt.html       | 2 ++
 .../results/moreindices/nodes_before_top_nodes/res_html/second.html | 2 ++
 tp/t/results/moreindices/split_chapter_index/res_html/first.html    | 2 ++
 tp/t/results/moreindices/split_chapter_index/res_html/index.html    | 2 ++
 .../split_chapter_index/res_html/split_chapter_index_abt.html       | 2 ++
 .../moresectioning/equivalent_nodes/res_html/equivalent_nodes.html  | 2 ++
 .../equivalent_nodes_no_node/res_html/equivalent_nodes.html         | 2 ++
 .../more_sections_than_nodes/res_html/more_sections_than_nodes.html | 2 ++
 .../moresectioning/node_footnote_end/res_html/node_footnote.html    | 2 ++
 .../node_footnote_separated/res_html/node_footnote.html             | 2 ++
 tp/t/results/moresectioning/node_footnote_use_node/res_html/a.html  | 2 ++
 .../moresectioning/node_footnote_use_node/res_html/chapter.html     | 2 ++
 .../moresectioning/node_footnote_use_node/res_html/index.html       | 2 ++
 .../node_footnote_use_node/res_html/node_footnote_abt.html          | 2 ++
 .../res_html/nodes_after_top_before_chapter.html                    | 2 ++
 .../res_html/index.html                                             | 2 ++
 .../res_html/nodes_after_top_before_chapter_abt.html                | 2 ++
 .../res_html/third-node.html                                        | 2 ++
 .../nodes_after_top_before_section/res_html/index.html              | 2 ++
 .../res_html/nodes_after_top_before_section.html                    | 2 ++
 .../res_html/index.html                                             | 2 ++
 .../res_html/nodes_after_top_before_section_abt.html                | 2 ++
 .../res_html/placed_things_before_element.html                      | 2 ++
 .../moresectioning/sectioning_frames/res_html/First-node.html       | 2 ++
 .../moresectioning/sectioning_frames/res_html/Second-node.html      | 2 ++
 .../sectioning_frames/res_html/Third-node-unnumbered.html           | 2 ++
 tp/t/results/moresectioning/sectioning_frames/res_html/index.html   | 2 ++
 .../moresectioning/sectioning_frames/res_html/sectioning_abt.html   | 2 ++
 .../moresectioning/sectioning_frames/res_html/sectioning_ovr.html   | 2 ++
 .../moresectioning/sectioning_frames/res_html/sectioning_toc.html   | 2 ++
 .../sectioning_frames/res_html/sectioning_toc_frame.html            | 2 ++
 .../top_node_up_explicit/res_html/top_node_up_explicit.html         | 2 ++
 .../top_node_up_implicit/res_html/top_node_up_implicit.html         | 2 ++
 .../two_footnotes_in_nodes/res_html/two_footnotes_in_nodes.html     | 2 ++
 .../res_html/two_footnotes_in_nodes.html                            | 2 ++
 tp/t/results/raw/displaymath.pl                                     | 2 ++
 tp/t/results/regions/anchor_in_copying.pl                           | 2 ++
 tp/t/results/regions/anchor_in_copying_in_footnote.pl               | 2 ++
 tp/t/results/regions/anchor_in_titlepage.pl                         | 2 ++
 tp/t/results/regions/anchor_in_titlepage_titlepage.pl               | 2 ++
 tp/t/results/regions/format_in_titlepage.pl                         | 2 ++
 tp/t/results/regions/format_in_titlepage_titlepage.pl               | 2 ++
 tp/t/results/regions/ref_in_copying.pl                              | 2 ++
 tp/t/results/regions/today_in_copying.pl                            | 2 ++
 tp/t/results/sectioning/anchor_in_footnote.pl                       | 2 ++
 tp/t/results/sectioning/anchor_in_footnote_separate.pl              | 2 ++
 tp/t/results/sectioning/anchor_zero.pl                              | 2 ++
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 tp/t/results/sectioning/chapter_node_before_and_after_part.pl       | 2 ++
 tp/t/results/sectioning/character_and_spaces_in_node.pl             | 2 ++
 tp/t/results/sectioning/character_and_spaces_in_refs.pl             | 2 ++
 ...0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html | 2 ++
 ...003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html | 2 ++
 .../sectioning/character_and_spaces_in_refs_out/res_html/index.html | 2 ++
 .../character_and_spaces_in_refs_out/res_html/local-node.html       | 2 ++
 .../character_and_spaces_in_refs_out/res_html/other-nodes.html      | 2 ++
 tp/t/results/sectioning/contents.pl                                 | 2 ++
 tp/t/results/sectioning/contents_and_shortcontents.pl               | 2 ++
 tp/t/results/sectioning/contents_with_only_top_node.pl              | 2 ++
 tp/t/results/sectioning/double_node_anchor_float.pl                 | 2 ++
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 tp/t/results/sectioning/empty_top_node_up.pl                        | 2 ++
 tp/t/results/sectioning/equivalent_labels.pl                        | 2 ++
 tp/t/results/sectioning/equivalent_nodes.pl                         | 2 ++
 tp/t/results/sectioning/explicit_node_directions.pl                 | 2 ++
 tp/t/results/sectioning/external_node_in_menu.pl                    | 2 ++
 tp/t/results/sectioning/internal_top_node_up.pl                     | 2 ++
 tp/t/results/sectioning/lone_contents.pl                            | 2 ++
 tp/t/results/sectioning/next_in_menu_is_below.pl                    | 2 ++
 tp/t/results/sectioning/no_argument_and_contents.pl                 | 2 ++
 tp/t/results/sectioning/no_element.pl                               | 2 ++
 tp/t/results/sectioning/no_menu.pl                                  | 2 ++
 tp/t/results/sectioning/node_part_chapter_after_chapter.pl          | 2 ++
 tp/t/results/sectioning/node_part_chapter_after_top.pl              | 2 ++
 tp/t/results/sectioning/node_up_direction_for_top_with_manual.pl    | 2 ++
 tp/t/results/sectioning/node_up_external_node.pl                    | 2 ++
 tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl     | 2 ++
 tp/t/results/sectioning/nodes_after_top_before_chapter_not_split.pl | 2 ++
 ...des_after_top_before_chapter_not_split_no_use_node_directions.pl | 2 ++
 tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl  | 2 ++
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 tp/t/results/sectioning/nodes_after_top_before_section_sections.pl  | 2 ++
 tp/t/results/sectioning/nodes_no_node_top_explicit_directions.pl    | 2 ++
 tp/t/results/sectioning/non_automatic_internal_top_node_up.pl       | 2 ++
 tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl        | 2 ++
 tp/t/results/sectioning/non_automatic_top_node_up_url.pl            | 2 ++
 tp/t/results/sectioning/one_node_explicit_directions_anchor.pl      | 2 ++
 tp/t/results/sectioning/one_subsection.pl                           | 2 ++
 tp/t/results/sectioning/one_subsection_and_node.pl                  | 2 ++
 tp/t/results/sectioning/part_before_chapter.pl                      | 2 ++
 tp/t/results/sectioning/part_before_top.pl                          | 2 ++
 tp/t/results/sectioning/part_chapter_after_top.pl                   | 2 ++
 tp/t/results/sectioning/part_node_after_top.pl                      | 2 ++
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 tp/t/results/sectioning/part_node_chapter_after_top.pl              | 2 ++
 tp/t/results/sectioning/part_node_chapter_appendix.pl               | 2 ++
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 tp/t/results/sectioning/part_node_part_appendix.pl                  | 2 ++
 tp/t/results/sectioning/part_node_part_node_appendix.pl             | 2 ++
 tp/t/results/sectioning/placed_things_before_element.pl             | 2 ++
 tp/t/results/sectioning/placed_things_before_node.pl                | 2 ++
 tp/t/results/sectioning/protected_node_parentheses.pl               | 2 ++
 tp/t/results/sectioning/ref_to_top.pl                               | 2 ++
 tp/t/results/sectioning/section_before_part.pl                      | 2 ++
 tp/t/results/sectioning/section_before_top.pl                       | 2 ++
 tp/t/results/sectioning/section_below_unnumbered.pl                 | 2 ++
 tp/t/results/sectioning/section_below_unnumbered_no_top.pl          | 2 ++
 tp/t/results/sectioning/section_chapter_before_top_nodes.pl         | 2 ++
 tp/t/results/sectioning/section_in_unnumbered_info.pl               | 2 ++
 tp/t/results/sectioning/section_in_unnumbered_plaintext.pl          | 2 ++
 tp/t/results/sectioning/section_node_before_part.pl                 | 2 ++
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 .../sectioning/sections_test_no_use_nodes_use_node_directions.pl    | 2 ++
 tp/t/results/sectioning/setfilename_on_top_and_after_node.pl        | 2 ++
 tp/t/results/sectioning/shortcontents.pl                            | 2 ++
 tp/t/results/sectioning/space_in_node.pl                            | 2 ++
 tp/t/results/sectioning/top_no_argument_and_content.pl              | 2 ++
 tp/t/results/sectioning/top_no_argument_and_node.pl                 | 2 ++
 tp/t/results/sectioning/top_no_argument_and_top_node.pl             | 2 ++
 tp/t/results/sectioning/top_node_no_menu_direction.pl               | 2 ++
 tp/t/results/sectioning/top_node_part_top.pl                        | 2 ++
 tp/t/results/sectioning/top_node_up_url.pl                          | 2 ++
 tp/t/results/sectioning/top_without_node_nodes.pl                   | 2 ++
 tp/t/results/sectioning/top_without_node_sections.pl                | 2 ++
 .../transliterated_split_equivalent_nodes/res_html/a.html           | 2 ++
 .../transliterated_split_equivalent_nodes/res_html/index.html       | 2 ++
 .../transliterated_split_equivalent_nodes/res_html/n.html           | 2 ++
 tp/t/results/sectioning/two_nodes_at_the_end.pl                     | 2 ++
 tp/t/results/sectioning/two_nodes_between_chapters.pl               | 2 ++
 tp/t/results/sectioning/two_unnumbered_no_argument.pl               | 2 ++
 tp/t/results/sectioning/unnumbered_before_node_top_top.pl           | 2 ++
 tp/t/results/sectioning/unnumbered_before_top_node.pl               | 2 ++
 tp/t/results/sectioning/unnumbered_top_without_node_nodes.pl        | 2 ++
 tp/t/results/sectioning/unnumbered_top_without_node_sections.pl     | 2 ++
 .../contents/res_parser/contents_and_parts/contents_and_parts.html  | 2 ++
 .../contents/res_parser/contents_at_begin/contents_at_begin.html    | 2 ++
 .../res_parser/contents_at_begin_inline/contents_at_begin.html      | 2 ++
 tp/tests/contents/res_parser/contents_at_end/contents_at_end.html   | 2 ++
 .../contents/res_parser/contents_at_end_inline/contents_at_end.html | 2 ++
 .../contents_in_middle_chapter/contents_in_middle_chapter.html      | 2 ++
 .../contents_in_middle_chapter.html                                 | 2 ++
 .../contents_in_middle_section/contents_in_middle_section.html      | 2 ++
 .../contents_in_middle_section.html                                 | 2 ++
 tp/tests/contents/res_parser/double_contents/double_contents.html   | 2 ++
 .../res_parser/double_contents_after_title/double_contents.html     | 2 ++
 .../double_contents_after_title_book/double_contents.html           | 2 ++
 .../double_contents_after_title_book_chapter/chapter.html           | 2 ++
 .../double_contents_abt.html                                        | 2 ++
 .../res_parser/double_contents_after_title_book_chapter/index.html  | 2 ++
 .../double_contents_after_title_no_texi2html/chapter.html           | 2 ++
 .../res_parser/double_contents_after_title_no_texi2html/index.html  | 2 ++
 .../double_contents_after_title_no_texi2html/section.html           | 2 ++
 .../contents/res_parser/double_contents_book/double_contents.html   | 2 ++
 tp/tests/contents/res_parser/double_contents_chapter/chapter.html   | 2 ++
 .../res_parser/double_contents_chapter/double_contents_abt.html     | 2 ++
 .../res_parser/double_contents_chapter/double_contents_toc.html     | 2 ++
 tp/tests/contents/res_parser/double_contents_chapter/index.html     | 2 ++
 .../contents/res_parser/double_contents_inline/double_contents.html | 2 ++
 .../contents/res_parser/double_contents_inline_chapter/chapter.html | 2 ++
 .../double_contents_inline_chapter/double_contents_abt.html         | 2 ++
 .../contents/res_parser/double_contents_inline_chapter/index.html   | 2 ++
 .../contents/res_parser/double_contents_inline_nodes/chapter.html   | 2 ++
 .../double_contents_inline_nodes/double_contents_abt.html           | 2 ++
 .../contents/res_parser/double_contents_inline_nodes/index.html     | 2 ++
 .../contents/res_parser/double_contents_inline_nodes/section.html   | 2 ++
 .../contents/res_parser/double_contents_inline_section/chapter.html | 2 ++
 .../double_contents_inline_section/double_contents_abt.html         | 2 ++
 .../contents/res_parser/double_contents_inline_section/index.html   | 2 ++
 .../contents/res_parser/double_contents_inline_section/section.html | 2 ++
 tp/tests/contents/res_parser/double_contents_nodes/chapter.html     | 2 ++
 .../res_parser/double_contents_nodes/double_contents_abt.html       | 2 ++
 .../res_parser/double_contents_nodes/double_contents_toc.html       | 2 ++
 tp/tests/contents/res_parser/double_contents_nodes/index.html       | 2 ++
 tp/tests/contents/res_parser/double_contents_nodes/section.html     | 2 ++
 tp/tests/contents/res_parser/double_contents_section/chapter.html   | 2 ++
 .../res_parser/double_contents_section/double_contents_abt.html     | 2 ++
 .../res_parser/double_contents_section/double_contents_toc.html     | 2 ++
 tp/tests/contents/res_parser/double_contents_section/index.html     | 2 ++
 tp/tests/contents/res_parser/double_contents_section/section.html   | 2 ++
 tp/tests/contents/res_parser/no_content/no_content.html             | 2 ++
 tp/tests/contents/res_parser/no_content_do_contents/no_content.html | 2 ++
 .../res_parser/no_content_do_contents_inline/no_content.html        | 2 ++
 tp/tests/contents/res_parser/no_content_inline/no_content.html      | 2 ++
 .../res_parser/no_content_setcatpage/no_content_setcatpage.html     | 2 ++
 .../no_content_setcatpage_do_contents/no_content_setcatpage.html    | 2 ++
 .../no_content_setcatpage.html                                      | 2 ++
 .../no_content_setcatpage_inline/no_content_setcatpage.html         | 2 ++
 .../res_parser/ignore_and_comments_output/ignore_and_comments.html  | 2 ++
 tp/tests/formatting/res_parser/simplest_test_css/simplest.html      | 2 ++
 tp/tests/formatting/res_parser/test_redefine_need/test_need.html    | 2 ++
 .../index_and_node_same_name/index_and_node_same_name.html          | 2 ++
 .../res_parser/index_entry_in_footnote/index_entry_in_footnote.html | 2 ++
 .../res_parser/index_no_node_no_top/index_no_node_no_top.html       | 2 ++
 tp/tests/indices/res_parser/index_nodes/index_nodes.html            | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/a-node.html           | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/another.html          | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/first.html            | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/index.html            | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/index_nodes_abt.html  | 2 ++
 tp/tests/indices/res_parser/index_nodes_nodes/second.html           | 2 ++
 tp/tests/indices/res_parser/index_one_node/index_one_node.html      | 2 ++
 tp/tests/indices/res_parser/index_special_region/Chapter.html       | 2 ++
 .../res_parser/index_special_region/Copying-and-indices.html        | 2 ++
 tp/tests/indices/res_parser/index_special_region/index.html         | 2 ++
 .../res_parser/index_special_region/index_special_region_abt.html   | 2 ++
 .../res_parser/index_special_region/index_special_region_fot.html   | 2 ++
 .../res_parser/index_special_region/index_special_region_toc.html   | 2 ++
 tp/tests/indices/res_parser/index_special_region_html/Chapter.html  | 2 ++
 .../res_parser/index_special_region_html/Copying-and-indices.html   | 2 ++
 tp/tests/indices/res_parser/index_special_region_html/index.html    | 2 ++
 .../index_special_region_html/index_special_region_abt.html         | 2 ++
 .../index_special_region_html/index_special_region_fot.html         | 2 ++
 .../index_special_region_html/index_special_region_toc.html         | 2 ++
 .../res_parser/index_special_region_no_insertcopying/Chapter.html   | 2 ++
 .../index_special_region_no_insertcopying/Copying-and-indices.html  | 2 ++
 .../res_parser/index_special_region_no_insertcopying/index.html     | 2 ++
 .../index_special_region_no_insertcopying_abt.html                  | 2 ++
 .../index_special_region_no_insertcopying_toc.html                  | 2 ++
 .../index_special_region_no_insertcopying_html/Chapter.html         | 2 ++
 .../Copying-and-indices.html                                        | 2 ++
 .../index_special_region_no_insertcopying_html/index.html           | 2 ++
 .../index_special_region_no_insertcopying_abt.html                  | 2 ++
 .../index_special_region_no_insertcopying_fot.html                  | 2 ++
 .../index_special_region_no_insertcopying_toc.html                  | 2 ++
 .../indices/res_parser/index_special_region_no_region/Chapter.html  | 2 ++
 .../index_special_region_no_region/Copying-and-indices.html         | 2 ++
 .../indices/res_parser/index_special_region_no_region/index.html    | 2 ++
 .../index_special_region_no_region_abt.html                         | 2 ++
 .../index_special_region_no_region_toc.html                         | 2 ++
 .../res_parser/index_special_region_no_region_html/Chapter.html     | 2 ++
 .../index_special_region_no_region_html/Copying-and-indices.html    | 2 ++
 .../res_parser/index_special_region_no_region_html/index.html       | 2 ++
 .../index_special_region_no_region_abt.html                         | 2 ++
 .../index_special_region_no_region_fot.html                         | 2 ++
 .../index_special_region_no_region_toc.html                         | 2 ++
 tp/tests/indices/res_parser/index_table/index.html                  | 2 ++
 tp/tests/indices/res_parser/index_table/index_table_abt.html        | 2 ++
 tp/tests/indices/res_parser/index_table/index_table_toc.html        | 2 ++
 tp/tests/indices/res_parser/index_table/indices-refs.html           | 2 ++
 .../indices/res_parser/index_table/node-with-ftable-and-vtable.html | 2 ++
 tp/tests/indices/res_parser/index_table/node-with-printindex.html   | 2 ++
 .../nodes_before_top_and_sections_html_chapter/chapter.html         | 2 ++
 .../nodes_before_top_and_sections_html_chapter/index.html           | 2 ++
 .../nodes_before_top_and_sections_abt.html                          | 2 ++
 .../nodes_before_top_and_sections_html_chapter_nodes/chapter.html   | 2 ++
 .../first-before-top.html                                           | 2 ++
 .../nodes_before_top_and_sections_html_chapter_nodes/index.html     | 2 ++
 .../nodes_before_top_and_sections_abt.html                          | 2 ++
 .../printindex_between_node_section.html                            | 2 ++
 .../printindex_between_part_chapter.html                            | 2 ++
 .../index_special_region_html/Copying-and-indices.html              | 2 ++
 .../indices/res_parser_info/index_special_region_html/index.html    | 2 ++
 .../Copying-and-indices.html                                        | 2 ++
 .../index_special_region_no_insertcopying_html/index.html           | 2 ++
 .../index_special_region_no_region_html/Copying-and-indices.html    | 2 ++
 .../res_parser_info/index_special_region_no_region_html/index.html  | 2 ++
 .../nodes_before_top_and_sections_html_chapter/chapter.html         | 2 ++
 .../first-before-top.html                                           | 2 ++
 .../nodes_before_top_and_sections_html_chapter/index.html           | 2 ++
 .../nodes_before_top_and_sections_html_chapter_nodes/chapter.html   | 2 ++
 .../first-before-top.html                                           | 2 ++
 .../nodes_before_top_and_sections_html_chapter_nodes/index.html     | 2 ++
 tp/tests/layout/res_parser/formatting/formatting.html               | 2 ++
 tp/tests/layout/res_parser/formatting_chm/chapter.html              | 2 ++
 tp/tests/layout/res_parser/formatting_chm/chapter2.html             | 2 ++
 tp/tests/layout/res_parser/formatting_chm/formatting.html           | 2 ++
 tp/tests/layout/res_parser/formatting_chm/formatting_abt.html       | 2 ++
 tp/tests/layout/res_parser/formatting_chm/formatting_ovr.html       | 2 ++
 tp/tests/layout/res_parser/formatting_chm/formatting_toc.html       | 2 ++
 .../layout/res_parser/formatting_chm/s_002d_002dect_002cion.html    | 2 ++
 tp/tests/layout/res_parser/formatting_chm/subsection.html           | 2 ++
 .../subsubsection-_0060_0060simple_002ddouble_002d_002d.html        | 2 ++
 ...tion-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/chapter.html           | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/chapter2.html          | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/formatting_abt.html    | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/formatting_ovr.html    | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/formatting_toc.html    | 2 ++
 tp/tests/layout/res_parser/formatting_exotic/index.html             | 2 ++
 .../layout/res_parser/formatting_exotic/s_002d_002dect_002cion.html | 2 ++
 tp/tests/layout/res_parser/formatting_fr_icons/formatting.html      | 2 ++
 tp/tests/layout/res_parser/formatting_html/formatting.html          | 2 ++
 tp/tests/layout/res_parser/formatting_html32/formatting.html        | 2 ++
 tp/tests/layout/res_parser/formatting_html_nodes/chapter.html       | 2 ++
 tp/tests/layout/res_parser/formatting_html_nodes/chapter2.html      | 2 ++
 .../layout/res_parser/formatting_html_nodes/formatting_abt.html     | 2 ++
 .../layout/res_parser/formatting_html_nodes/formatting_fot.html     | 2 ++
 .../layout/res_parser/formatting_html_nodes/formatting_ovr.html     | 2 ++
 .../layout/res_parser/formatting_html_nodes/formatting_toc.html     | 2 ++
 tp/tests/layout/res_parser/formatting_html_nodes/index.html         | 2 ++
 .../res_parser/formatting_html_nodes/s_002d_002dect_002cion.html    | 2 ++
 tp/tests/layout/res_parser/formatting_html_nodes/subsection.html    | 2 ++
 .../subsubsection-_0060_0060simple_002ddouble_002d_002d.html        | 2 ++
 ...tion-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html | 2 ++
 tp/tests/layout/res_parser/formatting_mathjax/formatting.html       | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/chapter.html            | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/chapter2.html           | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/formatting_abt.html     | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/formatting_fot.html     | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/formatting_ovr.html     | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/formatting_toc.html     | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/index.html              | 2 ++
 .../layout/res_parser/formatting_nodes/s_002d_002dect_002cion.html  | 2 ++
 tp/tests/layout/res_parser/formatting_nodes/subsection.html         | 2 ++
 .../subsubsection-_0060_0060simple_002ddouble_002d_002d.html        | 2 ++
 ...tion-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html | 2 ++
 .../layout/res_parser/formatting_regions/formatting_regions.html    | 2 ++
 tp/tests/layout/res_parser/formatting_weird_quotes/formatting.html  | 2 ++
 .../res_parser/navigation_test_misc_file_collision/chapter.html     | 2 ++
 .../navigation_test_misc_file_collision/navigation_abt.html         | 2 ++
 .../navigation_test_misc_file_collision/navigation_toc.html         | 2 ++
 .../res_parser/navigation_test_misc_file_collision/subsection.html  | 2 ++
 .../layout/res_parser/no_monolithic_only_toc_out/no_monolithic.html | 2 ++
 .../res_parser/no_monolithic_only_toc_out/no_monolithic_toc.html    | 2 ++
 .../nested_formats/res_parser/nested_cartouche/nested_formats.html  | 2 ++
 tp/tests/nested_formats/res_parser/nested_deffn/nested_formats.html | 2 ++
 .../nested_formats/res_parser/nested_enumerate/nested_formats.html  | 2 ++
 .../nested_formats/res_parser/nested_example/nested_formats.html    | 2 ++
 .../nested_formats/res_parser/nested_flushright/nested_formats.html | 2 ++
 tp/tests/nested_formats/res_parser/nested_group/nested_formats.html | 2 ++
 .../nested_formats/res_parser/nested_itemize/nested_formats.html    | 2 ++
 tp/tests/nested_formats/res_parser/nested_menu/nested_formats.html  | 2 ++
 .../nested_formats/res_parser/nested_multitable/nested_formats.html | 2 ++
 .../nested_formats/res_parser/nested_quotation/nested_formats.html  | 2 ++
 tp/tests/nested_formats/res_parser/nested_table/nested_formats.html | 2 ++
 .../sectioning/res_parser/sectioning_directions/sectioning.html     | 2 ++
 651 files changed, 1306 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 7bc2cf8..76c7aa0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2021-02-18  Gavin Smith  <gavinsmith0123@gmail.com>
 
+       * tp/Texinfo/Convert/HTML.pm (_default_format_begin_file):
+       Add viewport declaration as was already output for node
+       redirection pages.  Report from Per Bothner.
+
+2021-02-18  Gavin Smith  <gavinsmith0123@gmail.com>
+
        * tp/Texinfo/XS/parsetexi: Add include guards to all header files.
 
 2021-02-17  Per Bothner  <per@bothner.com>
diff --git a/tp/Texinfo/Convert/HTML.pm b/tp/Texinfo/Convert/HTML.pm
index 098b3c3..faf2e52 100644
--- a/tp/Texinfo/Convert/HTML.pm
+++ b/tp/Texinfo/Convert/HTML.pm
@@ -6774,6 +6774,8 @@ $description
 <meta name=\"keywords\" content=\"$title\">
 <meta name=\"resource-type\" content=\"document\">
 <meta name=\"distribution\" content=\"global\">${generator}$date
+<meta name=\"viewport\" content=\"width=device-width,initial-scale=1\">
+
 ${links}$css_lines
 $extra_head
 </head>
diff --git a/tp/t/results/converters_tests/at_commands_in_refs.pl 
b/tp/t/results/converters_tests/at_commands_in_refs.pl
index de3a580..3bd179e 100644
--- a/tp/t/results/converters_tests/at_commands_in_refs.pl
+++ b/tp/t/results/converters_tests/at_commands_in_refs.pl
@@ -22868,6 +22868,8 @@ $result_converted{'html'}->{'at_commands_in_refs'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/----_0021---_002e--_002e-_003f-_0040.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/----_0021---_002e--_002e-_003f-_0040.html
index 1074941..27a62bc 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/----_0021---_002e--_002e-_003f-_0040.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/----_0021---_002e--_002e-_003f-_0040.html
@@ -12,6 +12,8 @@
  .  . ? @ (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_0040-_007b-_007d-_005c-_0023.html" rel="next" title="@ { } \ #">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_0040-_007b_007d-_002e-.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_0040-_007b_007d-_002e-.html
index c5c0751..0829236 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_0040-_007b_007d-_002e-.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_0040-_007b_007d-_002e-.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content=" @ {} .  (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html" rel="next" 
title="cite asis in&nbsp;@w&nbsp;b in r SC str t var dfn i">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_007b-_007d.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_007b-_007d.html
index 97ec42d..679a9c5 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_007b-_007d.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/-_007b-_007d.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content=" { } (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="----_0021---_002e--_002e-_003f-_0040.html" rel="next" 
title="&nbsp; &nbsp; ! 
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/8_002e27in.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/8_002e27in.html
index 8574e2d..0535f6f 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/8_002e27in.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/8_002e27in.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="8.27in (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="sansserif-slanted.html" rel="next" title="sansserif slanted">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html
index 896f67a..d993164 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&Aring; &aelig; &oelig; &AElig; &OElig; 
&oslash; &Oslash; &szlig; &#322; &#321; &ETH; &eth; &THORN; &thorn; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="a-e-i-a-a-e-c-e-e-e-e.html" rel="next" title="&auml; &#7869; 
&icirc; &acirc; &agrave; &eacute; &ccedil; &#275; e* e'' &#281;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AAA-AAA-BBB.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AAA-AAA-BBB.html
index cdfc0f8..9007850 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AAA-AAA-BBB.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/AAA-AAA-BBB.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="AAA (fff) AAA BBB (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="CCC-CCC-DDD.html" rel="next" title="CCC (rrr) CCC DDD">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/CCC-CCC-DDD.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/CCC-CCC-DDD.html
index 65ce6a4..2367e57 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/CCC-CCC-DDD.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/CCC-CCC-DDD.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="CCC (rrr) CCC DDD (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="someone_0040somewher-no_005fexplain_0040there.html" rel="next" 
title="someone@somewher (the someone) no_explain@there (no_explain@there)">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
index d237194..800a429 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="LaTeX TeX &bull; , &copy; &hellip; ... (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html" 
rel="next" title="&equiv; error&rarr; &euro; &iexcl; &rarr; -">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0040-_007b-_007d-_005c-_0023.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0040-_007b-_007d-_005c-_0023.html
index 3280a11..c2d3fb2 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0040-_007b-_007d-_005c-_0023.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0040-_007b-_007d-_005c-_0023.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="@ { } \ # (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html" rel="next" 
title="LaTeX TeX &bull; , &copy; &hellip; ...">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
index 3203b33..2f19ac2 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="`` '' --- -- ` ' (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="AAA-AAA-BBB.html" rel="next" title="AAA (fff) AAA BBB">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
index 9fa44fb..df582a1 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&ordf; &ordm; &lowast; &pound; -| &iquest; 
&reg; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_21d2-_00b0-a-b--aa.html" rel="next" title="&rArr; &deg; a&nbsp;b 
a sunny day &aring;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
index 607ce94..2328871 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&laquo; &raquo; &laquo; &raquo; &lsaquo; 
&rsaquo; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html" 
rel="next" title="`` '' --- -- ` '">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
index b6e3bd9..b569f06 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&ldquo; &rdquo; &lsquo; &rsquo; &bdquo; &sbquo; 
(Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_00ab-_00bb-_00ab-_00bb-_2039-_203a.html" rel="next" 
title="&laquo; &raquo; &laquo; &raquo; &lsaquo; &rsaquo;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_21d2-_00b0-a-b--aa.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_21d2-_00b0-a-b--aa.html
index 9956318..4aca138 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_21d2-_00b0-a-b--aa.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_latin1/res_html/_21d2-_00b0-a-b--aa.html
@@ -9,6 +9,8 @@
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a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/CCC-CCC-DDD.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/CCC-CCC-DDD.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="CCC (rrr) CCC DDD (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="someone_0040somewher-no_005fexplain_0040there.html" rel="next" 
title="someone@somewher (the someone) no_explain@there (no_explain@there)">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
index 94f9af4..9a3a567 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="LaTeX TeX &bull; , &copy; &hellip; ... (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html" 
rel="next" title="&equiv; error&rarr; &euro; &iexcl; &rarr; -">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0040-_007b-_007d-_005c-_0023.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0040-_007b-_007d-_005c-_0023.html
index d80b467..d7579cc 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0040-_007b-_007d-_005c-_0023.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0040-_007b-_007d-_005c-_0023.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="@ { } \ # (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="LaTeX-TeX-_2022-_002c-_00a9-_2026-_002e_002e_002e.html" rel="next" 
title="LaTeX TeX &bull; , &copy; &hellip; ...">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
index ae94e06..541728d 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="`` '' --- -- ` ' (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="AAA-AAA-BBB.html" rel="next" title="AAA (fff) AAA BBB">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
index ed977c8..faba7fc 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&ordf; &ordm; &lowast; &pound; -| &iquest; 
&reg; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_21d2-_00b0-a-b--aa.html" rel="next" title="&rArr; &deg; a&nbsp;b 
a sunny day &aring;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
index c04db55..4fff084 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_00ab-_00bb-_00ab-_00bb-_2039-_203a.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&laquo; &raquo; &laquo; &raquo; &lsaquo; 
&rsaquo; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_0060_0060-_0027_0027-_002d_002d_002d-_002d_002d-_0060-_0027.html" 
rel="next" title="`` '' --- -- ` '">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
 
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index 00adbad..a5d870b 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_201c-_201d-_2018-_2019-_201e-_201a.html
@@ -9,6 +9,8 @@
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(Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_00ab-_00bb-_00ab-_00bb-_2039-_203a.html" rel="next" 
title="&laquo; &raquo; &laquo; &raquo; &lsaquo; &rsaquo;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_21d2-_00b0-a-b--aa.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_21d2-_00b0-a-b--aa.html
index e624fdc..4dd704f 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_21d2-_00b0-a-b--aa.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_21d2-_00b0-a-b--aa.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&rArr; &deg; a&nbsp;b a sunny day &aring; 
(Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="AA-ae-oe-AE-OE-o-O-ss-l-L-D-d-TH-th.html" rel="next" 
title="&Aring; &aelig; &oelig; &AElig; &OElig; &oslash; &Oslash; &szlig; &#322; 
&#321; &ETH; &eth; &THORN; &thorn;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html
index 89b9c17..7617a7b 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2261-error_002d_002d_003e-_20ac-_00a1-_21a6-_2212.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&equiv; error&rarr; &euro; &iexcl; &rarr; - 
(Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_2265-_2264-_2192.html" rel="next" title="&ge; &le; &rarr;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2265-_2264-_2192.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2265-_2264-_2192.html
index eeeb84e..0a0314a 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2265-_2264-_2192.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/_2265-_2264-_2192.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&ge; &le; &rarr; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_00aa-_00ba-_2605-_00a3-_22a3-_00bf-_00ae.html" rel="next" 
title="&ordf; &ordm; &lowast; &pound; -| &iquest; &reg;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/a-e-i-a-a-e-c-e-e-e-e.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/a-e-i-a-a-e-c-e-e-e-e.html
index 5772abb..777375b 100644
--- 
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+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/a-e-i-a-a-e-c-e-e-e-e.html
@@ -9,6 +9,8 @@
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&eacute; &ccedil; &#275; e* e'' &#281; (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="e-e-e-e-e-j-ee.html" rel="next" title="&#279; &#277; e_ &#7865; 
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diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html
index 3fb98a8..2fea95f 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/cite-asis-in-_0040w-b-in-r-SC-str-t-var-dfn-i.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="cite asis in&nbsp;@w&nbsp;b in r SC str t var 
dfn i (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="env-code-option-samp-command-file-C_002dx-ESC.html" rel="next" 
title="env code option samp command file C-x ESC">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/e-e-e-e-e-j-ee.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/e-e-e-e-e-j-ee.html
index 204fc15..bd8f628 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/e-e-e-e-e-j-ee.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/e-e-e-e-e-j-ee.html
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 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="i-E-C.html" rel="next" title="i &#274;` &#262;,">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/env-code-option-samp-command-file-C_002dx-ESC.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/env-code-option-samp-command-file-C_002dx-ESC.html
index 487e90c..6fc9767 100644
--- 
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+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/env-code-option-samp-command-file-C_002dx-ESC.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="env code option samp command file C-x ESC 
(Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
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diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/f_002d_002dile1-f_002d_002dile.html
 
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index 461e916..5c1261b 100644
--- 
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+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/f_002d_002dile1-f_002d_002dile.html
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 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="-_0040-_007b_007d-_002e-.html" rel="next" title=" @ {} . ">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/gH-3rd.html 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/gH-3rd.html
index 924b9f7..614b91d 100644
--- 
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@@ -9,6 +9,8 @@
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 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link 
href="http_003a_002f_002fsomewhere_005faaa-url-_002fman_002ecgi_002f1_002fls.html"
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diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/http_003a_002f_002fsomewhere_005faaa-url-_002fman_002ecgi_002f1_002fls.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/http_003a_002f_002fsomewhere_005faaa-url-_002fman_002ecgi_002f1_002fls.html
index b6b4684..48c0ad1 100644
--- 
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+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/http_003a_002f_002fsomewhere_005faaa-url-_002fman_002ecgi_002f1_002fls.html
@@ -9,6 +9,8 @@
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text (url) ls (/man.cgi/1/ls) (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="gH-3rd.html" rel="prev" title="gH 3rd">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/i-E-C.html 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/i-E-C.html
index c535be5..f897656 100644
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+++ b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/i-E-C.html
@@ -9,6 +9,8 @@
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 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="_201c-_201d-_2018-_2019-_201e-_201a.html" rel="next" 
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diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/index.html 
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index 3ffa162..7f515b2 100644
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+++ b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/index.html
@@ -9,6 +9,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
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diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/indicateurl.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/indicateurl.html
index eb37c87..f87c42f 100644
--- 
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+++ 
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@@ -9,6 +9,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 <link href="index.html" rel="up" title="Top">
 <link href="gH-3rd.html" rel="next" title="gH 3rd">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/sansserif-slanted.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/sansserif-slanted.html
index 58c8297..06f9cf0 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/sansserif-slanted.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/sansserif-slanted.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="sansserif slanted (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="indicateurl.html" rel="next" title="&lsquo;indicateurl&rsquo;">
diff --git 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/someone_0040somewher-no_005fexplain_0040there.html
 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/someone_0040somewher-no_005fexplain_0040there.html
index f35aed5..2ccf9cf 100644
--- 
a/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/someone_0040somewher-no_005fexplain_0040there.html
+++ 
b/tp/t/results/converters_tests/at_commands_in_refs_utf8/res_html/someone_0040somewher-no_005fexplain_0040there.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="someone@somewher (the someone) no_explain@there 
(no_explain@there) (Top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="f_002d_002dile1-f_002d_002dile.html" rel="next" title="f--ile1  
f--ile">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
index 2762007..33a988c 100644
--- 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
+++ 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� � � � � � � � � � (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
index a65cd43..49aa928 100644
--- 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
+++ 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� � � � � � � � � � � (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-u.html 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-u.html
index 445797d..dade949 100644
--- 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-u.html
+++ 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/a-e-u.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� � � (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/c.html 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/c.html
index 39f17c2..2118dc9 100644
--- a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/c.html
+++ b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/c.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/e.html 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/e.html
index 495af9a..c7f6f79 100644
--- a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/e.html
+++ b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/index.html 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/index.html
index 9a1269e..d38f33b 100644
--- 
a/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/index.html
+++ 
b/tp/t/results/converters_tests/char_latin1_latin1_in_refs/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <link href="a-e-i-o-u-y-A-E-I-O-U.html" rel="next" title="� � � � � � � � � � 
�">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
index 188cc9b..d937220 100644
--- 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
+++ 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-A-E-I-O-U.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="â ê î ô û Â Ê Î Ô Û (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
index 47db5fd..94f6317 100644
--- 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
+++ 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-i-o-u-y-A-E-I-O-U.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="ä ë ï ö ü ÿ Ä Ë Ï Ö Ü (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-u.html 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-u.html
index fc0afe3..3c015e9 100644
--- a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-u.html
+++ b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/a-e-u.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="à è ù (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/c.html 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/c.html
index e0155e3..9860b81 100644
--- a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/c.html
+++ b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/c.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="ç (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/e.html 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/e.html
index 9113196..0150f0c 100644
--- a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/e.html
+++ b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="é (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/index.html 
b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/index.html
index 8f79571..81d4892 100644
--- a/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/index.html
+++ b/tp/t/results/converters_tests/char_latin1_utf8_in_refs/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <link href="a-e-i-o-u-y-A-E-I-O-U.html" rel="next" title="ä ë ï ö ü ÿ Ä Ë Ï Ö 
Ü">
diff --git 
a/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/A-a-_002c-E-e.html
 
b/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/A-a-_002c-E-e.html
index 73db1eb..5c0950e 100644
--- 
a/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/A-a-_002c-E-e.html
+++ 
b/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/A-a-_002c-E-e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="� � � � � (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="index" title="Top">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/index.html 
b/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/index.html
index a51439c..4f7e406 100644
--- 
a/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/index.html
+++ 
b/tp/t/results/converters_tests/char_latin2_latin2_in_refs/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <link href="A-a-_002c-E-e.html" rel="next" title="� � � � �">
diff --git 
a/tp/t/results/converters_tests/japanese_shift_jis/res_html/Introduction.html 
b/tp/t/results/converters_tests/japanese_shift_jis/res_html/Introduction.html
index b1af7fa..e092e0f 100644
--- 
a/tp/t/results/converters_tests/japanese_shift_jis/res_html/Introduction.html
+++ 
b/tp/t/results/converters_tests/japanese_shift_jis/res_html/Introduction.html
@@ -17,6 +17,8 @@ legally counts.
 <meta name="keywords" content="Introduction (GNU LilyPond &ndash; Manuel 
d&rsquo;initiation japanese)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="Preface.html" rel="prev" title="Preface">
diff --git 
a/tp/t/results/converters_tests/japanese_shift_jis/res_html/Preface.html 
b/tp/t/results/converters_tests/japanese_shift_jis/res_html/Preface.html
index 9d24bb9..a55a9f7 100644
--- a/tp/t/results/converters_tests/japanese_shift_jis/res_html/Preface.html
+++ b/tp/t/results/converters_tests/japanese_shift_jis/res_html/Preface.html
@@ -17,6 +17,8 @@ legally counts.
 <meta name="keywords" content="Preface (GNU LilyPond &ndash; Manuel 
d&rsquo;initiation japanese)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="Introduction.html" rel="next" title="Introduction">
diff --git 
a/tp/t/results/converters_tests/japanese_shift_jis/res_html/index.html 
b/tp/t/results/converters_tests/japanese_shift_jis/res_html/index.html
index 19eed56..7bb9b86 100644
--- a/tp/t/results/converters_tests/japanese_shift_jis/res_html/index.html
+++ b/tp/t/results/converters_tests/japanese_shift_jis/res_html/index.html
@@ -17,6 +17,8 @@ legally counts.
 <meta name="keywords" content="Top (GNU LilyPond &ndash; Manuel 
d&rsquo;initiation japanese)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="Preface.html" rel="next" title="Preface">
 <style type="text/css">
diff --git a/tp/t/results/converters_tests/line_breaks.pl 
b/tp/t/results/converters_tests/line_breaks.pl
index 36097e6..5f1c80b 100644
--- a/tp/t/results/converters_tests/line_breaks.pl
+++ b/tp/t/results/converters_tests/line_breaks.pl
@@ -601,6 +601,8 @@ $result_converted{'html'}->{'line_breaks'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
  new version">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/converters_tests/sample_utf8/res_html/DiYiZhang_0028First-Chapter_0029.html
 
b/tp/t/results/converters_tests/sample_utf8/res_html/DiYiZhang_0028First-Chapter_0029.html
index 9f61ebb..950016f 100644
--- 
a/tp/t/results/converters_tests/sample_utf8/res_html/DiYiZhang_0028First-Chapter_0029.html
+++ 
b/tp/t/results/converters_tests/sample_utf8/res_html/DiYiZhang_0028First-Chapter_0029.html
@@ -13,6 +13,8 @@ Texinfo中文示例 -->
 <meta name="keywords" content="第一章（First Chapter） (Sample)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="Index-node.html" rel="index" title="Index node">
 <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
diff --git a/tp/t/results/converters_tests/sample_utf8/res_html/Index-node.html 
b/tp/t/results/converters_tests/sample_utf8/res_html/Index-node.html
index 9cdbe5f..5967cd7 100644
--- a/tp/t/results/converters_tests/sample_utf8/res_html/Index-node.html
+++ b/tp/t/results/converters_tests/sample_utf8/res_html/Index-node.html
@@ -13,6 +13,8 @@ Texinfo中文示例 -->
 <meta name="keywords" content="Index node (Sample)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="#Index-node" rel="index" title="Index node">
 <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
diff --git 
a/tp/t/results/converters_tests/sample_utf8/res_html/Second-Chapter-AE-AE-ae-ae.html
 
b/tp/t/results/converters_tests/sample_utf8/res_html/Second-Chapter-AE-AE-ae-ae.html
index 8fc1ad0..f5c1f7b 100644
--- 
a/tp/t/results/converters_tests/sample_utf8/res_html/Second-Chapter-AE-AE-ae-ae.html
+++ 
b/tp/t/results/converters_tests/sample_utf8/res_html/Second-Chapter-AE-AE-ae-ae.html
@@ -13,6 +13,8 @@ Texinfo中文示例 -->
 <meta name="keywords" content="Second Chapter AE ĄĘ ae ąę (Sample)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="Index-node.html" rel="index" title="Index node">
 <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
diff --git a/tp/t/results/converters_tests/sample_utf8/res_html/index.html 
b/tp/t/results/converters_tests/sample_utf8/res_html/index.html
index ee1ad00..5fffbb8 100644
--- a/tp/t/results/converters_tests/sample_utf8/res_html/index.html
+++ b/tp/t/results/converters_tests/sample_utf8/res_html/index.html
@@ -13,6 +13,8 @@ Texinfo中文示例 -->
 <meta name="keywords" content="Top (Sample)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="Index-node.html" rel="index" title="Index node">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
diff --git a/tp/t/results/converters_tests/things_before_setfilename.pl 
b/tp/t/results/converters_tests/things_before_setfilename.pl
index d551fb0..7109d37 100644
--- a/tp/t/results/converters_tests/things_before_setfilename.pl
+++ b/tp/t/results/converters_tests/things_before_setfilename.pl
@@ -1499,6 +1499,8 @@ $result_converted{'html'}->{'things_before_setfilename'} 
= '<!DOCTYPE html PUBLI
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git 
a/tp/t/results/converters_tests/things_before_setfilename_no_element.pl 
b/tp/t/results/converters_tests/things_before_setfilename_no_element.pl
index 52a488e..ed69d01 100644
--- a/tp/t/results/converters_tests/things_before_setfilename_no_element.pl
+++ b/tp/t/results/converters_tests/things_before_setfilename_no_element.pl
@@ -1351,6 +1351,8 @@ 
$result_converted{'html'}->{'things_before_setfilename_no_element'} = '<!DOCTYPE
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/coverage_braces/test_image.pl 
b/tp/t/results/coverage_braces/test_image.pl
index c68bcf4..898161d 100644
--- a/tp/t/results/coverage_braces/test_image.pl
+++ b/tp/t/results/coverage_braces/test_image.pl
@@ -3920,6 +3920,8 @@ In text f@i-le..  a@<"%@  < & @ % " . -->
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/coverage_braces/two_footnotes_in_nodes.pl 
b/tp/t/results/coverage_braces/two_footnotes_in_nodes.pl
index 7e7f9fc..26a7621 100644
--- a/tp/t/results/coverage_braces/two_footnotes_in_nodes.pl
+++ b/tp/t/results/coverage_braces/two_footnotes_in_nodes.pl
@@ -815,6 +815,8 @@ $result_converted{'html'}->{'two_footnotes_in_nodes'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="2 footnotes in 2 nodes">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/coverage_braces/two_footnotes_in_nodes_separate.pl 
b/tp/t/results/coverage_braces/two_footnotes_in_nodes_separate.pl
index 80b179e..6506924 100644
--- a/tp/t/results/coverage_braces/two_footnotes_in_nodes_separate.pl
+++ b/tp/t/results/coverage_braces/two_footnotes_in_nodes_separate.pl
@@ -851,6 +851,8 @@ 
$result_converted{'html'}->{'two_footnotes_in_nodes_separate'} = '<!DOCTYPE html
 <meta name="keywords" content="2 footnotes in 2 nodes">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/def/all_commands_delimiters_printindex.pl 
b/tp/t/results/def/all_commands_delimiters_printindex.pl
index 56ba911..e045601 100644
--- a/tp/t/results/def/all_commands_delimiters_printindex.pl
+++ b/tp/t/results/def/all_commands_delimiters_printindex.pl
@@ -16004,6 +16004,8 @@ 
$result_converted{'html'}->{'all_commands_delimiters_printindex'} = '<!DOCTYPE h
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/def/all_commands_printindex.pl 
b/tp/t/results/def/all_commands_printindex.pl
index 411da61..e5c4788 100644
--- a/tp/t/results/def/all_commands_printindex.pl
+++ b/tp/t/results/def/all_commands_printindex.pl
@@ -4022,6 +4022,8 @@ $result_converted{'html'}->{'all_commands_printindex'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/def/ampchar.pl b/tp/t/results/def/ampchar.pl
index 38ce516..330e7a6 100644
--- a/tp/t/results/def/ampchar.pl
+++ b/tp/t/results/def/ampchar.pl
@@ -360,6 +360,8 @@ $result_converted{'html'}->{'ampchar'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTM
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/def/space_in_def_for_index.pl 
b/tp/t/results/def/space_in_def_for_index.pl
index 533c764..b04d4ed 100644
--- a/tp/t/results/def/space_in_def_for_index.pl
+++ b/tp/t/results/def/space_in_def_for_index.pl
@@ -532,6 +532,8 @@ $result_converted{'html'}->{'space_in_def_for_index'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/float/anchor_in_caption.pl 
b/tp/t/results/float/anchor_in_caption.pl
index 677093c..aaf38ed 100644
--- a/tp/t/results/float/anchor_in_caption.pl
+++ b/tp/t/results/float/anchor_in_caption.pl
@@ -425,6 +425,8 @@ $result_converted{'html'}->{'anchor_in_caption'} = 
'<!DOCTYPE html PUBLIC "-//W3
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/cindex_in_caption.pl 
b/tp/t/results/float/cindex_in_caption.pl
index 6ebd5cf..46c857f 100644
--- a/tp/t/results/float/cindex_in_caption.pl
+++ b/tp/t/results/float/cindex_in_caption.pl
@@ -510,6 +510,8 @@ $result_converted{'html'}->{'cindex_in_caption'} = 
'<!DOCTYPE html PUBLIC "-//W3
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/float/comment_space_comand_in_float.pl 
b/tp/t/results/float/comment_space_comand_in_float.pl
index d73ade3..1134dfc 100644
--- a/tp/t/results/float/comment_space_comand_in_float.pl
+++ b/tp/t/results/float/comment_space_comand_in_float.pl
@@ -401,6 +401,8 @@ 
$result_converted{'html'}->{'comment_space_comand_in_float'} = '<!DOCTYPE html P
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/complex_float.pl 
b/tp/t/results/float/complex_float.pl
index e9ad62a..d5ab86f 100644
--- a/tp/t/results/float/complex_float.pl
+++ b/tp/t/results/float/complex_float.pl
@@ -4874,6 +4874,8 @@ $result_converted{'html'}->{'complex_float'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="Test floats">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/empty_listoffloats.pl 
b/tp/t/results/float/empty_listoffloats.pl
index 4fea13a..fb010f9 100644
--- a/tp/t/results/float/empty_listoffloats.pl
+++ b/tp/t/results/float/empty_listoffloats.pl
@@ -65,6 +65,8 @@ $result_converted{'html'}->{'empty_listoffloats'} = 
'<!DOCTYPE html PUBLIC "-//W
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/float/empty_listoffloats_with_floats.pl 
b/tp/t/results/float/empty_listoffloats_with_floats.pl
index 3a95e62..550d4b3 100644
--- a/tp/t/results/float/empty_listoffloats_with_floats.pl
+++ b/tp/t/results/float/empty_listoffloats_with_floats.pl
@@ -672,6 +672,8 @@ 
$result_converted{'html'}->{'empty_listoffloats_with_floats'} = '<!DOCTYPE html
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/float/float_copying.pl 
b/tp/t/results/float/float_copying.pl
index 98d58f3..66146f3 100644
--- a/tp/t/results/float/float_copying.pl
+++ b/tp/t/results/float/float_copying.pl
@@ -1608,6 +1608,8 @@ the author abandon his copyright.
 <meta name="keywords" content="Top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Copying-and-floats" rel="index" title="Copying and floats">
 <style type="text/css">
diff --git a/tp/t/results/float/float_with_at_commands.pl 
b/tp/t/results/float/float_with_at_commands.pl
index a43e2bb..4d64e3c 100644
--- a/tp/t/results/float/float_with_at_commands.pl
+++ b/tp/t/results/float/float_with_at_commands.pl
@@ -574,6 +574,8 @@ $result_converted{'html'}->{'float_with_at_commands'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/float/footnote_in_caption.pl 
b/tp/t/results/float/footnote_in_caption.pl
index f321536..77f6b5f 100644
--- a/tp/t/results/float/footnote_in_caption.pl
+++ b/tp/t/results/float/footnote_in_caption.pl
@@ -435,6 +435,8 @@ $result_converted{'html'}->{'footnote_in_caption'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/footnote_in_caption_and_error.pl 
b/tp/t/results/float/footnote_in_caption_and_error.pl
index 783010b..b72f8c1 100644
--- a/tp/t/results/float/footnote_in_caption_and_error.pl
+++ b/tp/t/results/float/footnote_in_caption_and_error.pl
@@ -423,6 +423,8 @@ 
$result_converted{'html'}->{'footnote_in_caption_and_error'} = '<!DOCTYPE html P
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/listoffloats_with_commands.pl 
b/tp/t/results/float/listoffloats_with_commands.pl
index 66533a2..439157f 100644
--- a/tp/t/results/float/listoffloats_with_commands.pl
+++ b/tp/t/results/float/listoffloats_with_commands.pl
@@ -144,6 +144,8 @@ $result_converted{'html'}->{'listoffloats_with_commands'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/float/numbering_captions_listoffloats.pl 
b/tp/t/results/float/numbering_captions_listoffloats.pl
index 4e95578..9af9ad3 100644
--- a/tp/t/results/float/numbering_captions_listoffloats.pl
+++ b/tp/t/results/float/numbering_captions_listoffloats.pl
@@ -8213,6 +8213,8 @@ 
$result_converted{'html'}->{'numbering_captions_listoffloats'} = '<!DOCTYPE html
 <meta name="keywords" content="Test floats">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/float/ref_to_float.pl 
b/tp/t/results/float/ref_to_float.pl
index a2f6b73..48c9b2f 100644
--- a/tp/t/results/float/ref_to_float.pl
+++ b/tp/t/results/float/ref_to_float.pl
@@ -439,6 +439,8 @@ $result_converted{'html'}->{'ref_to_float'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DT
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/float/simple.pl b/tp/t/results/float/simple.pl
index cf1dd5b..818b087 100644
--- a/tp/t/results/float/simple.pl
+++ b/tp/t/results/float/simple.pl
@@ -236,6 +236,8 @@ $result_converted{'html'}->{'simple'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTML
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/cond.pl b/tp/t/results/formatting/cond.pl
index db4c8ce..c521510 100644
--- a/tp/t/results/formatting/cond.pl
+++ b/tp/t/results/formatting/cond.pl
@@ -466,6 +466,8 @@ $result_converted{'html'}->{'cond'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTML 4
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/cond_ifhtml_ifinfo_iftex.pl 
b/tp/t/results/formatting/cond_ifhtml_ifinfo_iftex.pl
index 5eef23c..2983985 100644
--- a/tp/t/results/formatting/cond_ifhtml_ifinfo_iftex.pl
+++ b/tp/t/results/formatting/cond_ifhtml_ifinfo_iftex.pl
@@ -483,6 +483,8 @@ $result_converted{'html'}->{'cond_ifhtml_ifinfo_iftex'} = 
'<!DOCTYPE html PUBLIC
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/cond_no-ifhtml_no-ifinfo_no-iftex.pl 
b/tp/t/results/formatting/cond_no-ifhtml_no-ifinfo_no-iftex.pl
index 0983e97..cb8501b 100644
--- a/tp/t/results/formatting/cond_no-ifhtml_no-ifinfo_no-iftex.pl
+++ b/tp/t/results/formatting/cond_no-ifhtml_no-ifinfo_no-iftex.pl
@@ -449,6 +449,8 @@ 
$result_converted{'html'}->{'cond_no-ifhtml_no-ifinfo_no-iftex'} = '<!DOCTYPE ht
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/defcondx_Dbar/res_html/defxcond.html 
b/tp/t/results/formatting/defcondx_Dbar/res_html/defxcond.html
index c669513..9af2cea 100644
--- a/tp/t/results/formatting/defcondx_Dbar/res_html/defxcond.html
+++ b/tp/t/results/formatting/defcondx_Dbar/res_html/defxcond.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/defcondx_Ubar/res_html/defxcond.html 
b/tp/t/results/formatting/defcondx_Ubar/res_html/defxcond.html
index 58773ae..a145bd7 100644
--- a/tp/t/results/formatting/defcondx_Ubar/res_html/defxcond.html
+++ b/tp/t/results/formatting/defcondx_Ubar/res_html/defxcond.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/documentlanguage_set_option/res_html/documentlanguage_set.html
 
b/tp/t/results/formatting/documentlanguage_set_option/res_html/documentlanguage_set.html
index 22f646a..52ba5e8 100644
--- 
a/tp/t/results/formatting/documentlanguage_set_option/res_html/documentlanguage_set.html
+++ 
b/tp/t/results/formatting/documentlanguage_set_option/res_html/documentlanguage_set.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/documentlanguage_set_unknown/res_html/documentlanguage_set.html
 
b/tp/t/results/formatting/documentlanguage_set_unknown/res_html/documentlanguage_set.html
index 5f71498..e4d6ec4 100644
--- 
a/tp/t/results/formatting/documentlanguage_set_unknown/res_html/documentlanguage_set.html
+++ 
b/tp/t/results/formatting/documentlanguage_set_unknown/res_html/documentlanguage_set.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/empty.pl b/tp/t/results/formatting/empty.pl
index aad3119..2fa99a1 100644
--- a/tp/t/results/formatting/empty.pl
+++ b/tp/t/results/formatting/empty.pl
@@ -34,6 +34,8 @@ $result_converted{'html'}->{'empty'} = '<!DOCTYPE html PUBLIC 
"-//W3C//DTD HTML
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/float_copying/res_html/Copying-and-floats.html 
b/tp/t/results/formatting/float_copying/res_html/Copying-and-floats.html
index 08d5bc4..b24d119 100644
--- a/tp/t/results/formatting/float_copying/res_html/Copying-and-floats.html
+++ b/tp/t/results/formatting/float_copying/res_html/Copying-and-floats.html
@@ -16,6 +16,8 @@ the author abandon his copyright.
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/float_copying/res_html/float_copying_abt.html 
b/tp/t/results/formatting/float_copying/res_html/float_copying_abt.html
index e23d4db..fd964c8 100644
--- a/tp/t/results/formatting/float_copying/res_html/float_copying_abt.html
+++ b/tp/t/results/formatting/float_copying/res_html/float_copying_abt.html
@@ -16,6 +16,8 @@ the author abandon his copyright.
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/float_copying/res_html/float_copying_fot.html 
b/tp/t/results/formatting/float_copying/res_html/float_copying_fot.html
index fd5ecb2..bf6d634 100644
--- a/tp/t/results/formatting/float_copying/res_html/float_copying_fot.html
+++ b/tp/t/results/formatting/float_copying/res_html/float_copying_fot.html
@@ -16,6 +16,8 @@ the author abandon his copyright.
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/float_copying/res_html/index.html 
b/tp/t/results/formatting/float_copying/res_html/index.html
index 1670fb4..695536f 100644
--- a/tp/t/results/formatting/float_copying/res_html/index.html
+++ b/tp/t/results/formatting/float_copying/res_html/index.html
@@ -16,6 +16,8 @@ the author abandon his copyright.
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/one_line.pl 
b/tp/t/results/formatting/one_line.pl
index a4b2334..a72b41a 100644
--- a/tp/t/results/formatting/one_line.pl
+++ b/tp/t/results/formatting/one_line.pl
@@ -50,6 +50,8 @@ $result_converted{'html'}->{'one_line'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HT
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/one_line_no_content.pl 
b/tp/t/results/formatting/one_line_no_content.pl
index f1b9933..8ff963b 100644
--- a/tp/t/results/formatting/one_line_no_content.pl
+++ b/tp/t/results/formatting/one_line_no_content.pl
@@ -50,6 +50,8 @@ $result_converted{'html'}->{'one_line_no_content'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/formatting/simplest_test_date_in_header/res_html/simplest.html 
b/tp/t/results/formatting/simplest_test_date_in_header/res_html/simplest.html
index 12159dd..d46b53a 100644
--- 
a/tp/t/results/formatting/simplest_test_date_in_header/res_html/simplest.html
+++ 
b/tp/t/results/formatting/simplest_test_date_in_header/res_html/simplest.html
@@ -11,6 +11,8 @@
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
 <meta name="date" content="a sunny day">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/simplest_test_prefix/res_html/truc.html 
b/tp/t/results/formatting/simplest_test_prefix/res_html/truc.html
index 16a9b8b..ff55d67 100644
--- a/tp/t/results/formatting/simplest_test_prefix/res_html/truc.html
+++ b/tp/t/results/formatting/simplest_test_prefix/res_html/truc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/texi_bib_example.pl 
b/tp/t/results/formatting/texi_bib_example.pl
index c2fb0be..31b3526 100644
--- a/tp/t/results/formatting/texi_bib_example.pl
+++ b/tp/t/results/formatting/texi_bib_example.pl
@@ -5608,6 +5608,8 @@ $result_converted{'html'}->{'texi_bib_example'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/texi_cond.pl 
b/tp/t/results/formatting/texi_cond.pl
index cf4e123..77add38 100644
--- a/tp/t/results/formatting/texi_cond.pl
+++ b/tp/t/results/formatting/texi_cond.pl
@@ -466,6 +466,8 @@ $result_converted{'html'}->{'texi_cond'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD H
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/formatting/texi_glossary.pl 
b/tp/t/results/formatting/texi_glossary.pl
index 5459136..d3d982f 100644
--- a/tp/t/results/formatting/texi_glossary.pl
+++ b/tp/t/results/formatting/texi_glossary.pl
@@ -1582,6 +1582,8 @@ $result_converted{'html'}->{'texi_glossary'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/heading/heading_in_copying.pl 
b/tp/t/results/heading/heading_in_copying.pl
index c4e558d..7ea40a3 100644
--- a/tp/t/results/heading/heading_in_copying.pl
+++ b/tp/t/results/heading/heading_in_copying.pl
@@ -423,6 +423,8 @@ second in copying @ subheading
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/heading/heading_in_example.pl 
b/tp/t/results/heading/heading_in_example.pl
index 0d273e4..2b61af0 100644
--- a/tp/t/results/heading/heading_in_example.pl
+++ b/tp/t/results/heading/heading_in_example.pl
@@ -172,6 +172,8 @@ $result_converted{'html'}->{'heading_in_example'} = 
'<!DOCTYPE html PUBLIC "-//W
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/heading/heading_in_quotation.pl 
b/tp/t/results/heading/heading_in_quotation.pl
index 32ad756..c6b6cfd 100644
--- a/tp/t/results/heading/heading_in_quotation.pl
+++ b/tp/t/results/heading/heading_in_quotation.pl
@@ -190,6 +190,8 @@ $result_converted{'html'}->{'heading_in_quotation'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/character_number_leading_toc_stoc.pl 
b/tp/t/results/html_tests/character_number_leading_toc_stoc.pl
index f2242f0..8a582c1 100644
--- a/tp/t/results/html_tests/character_number_leading_toc_stoc.pl
+++ b/tp/t/results/html_tests/character_number_leading_toc_stoc.pl
@@ -310,6 +310,8 @@ 
$result_converted{'html'}->{'character_number_leading_toc_stoc'} = '<!DOCTYPE ht
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/check_htmlxref.pl 
b/tp/t/results/html_tests/check_htmlxref.pl
index e70379f..f340297 100644
--- a/tp/t/results/html_tests/check_htmlxref.pl
+++ b/tp/t/results/html_tests/check_htmlxref.pl
@@ -824,6 +824,8 @@ $result_converted{'html'}->{'check_htmlxref'} = '<!DOCTYPE 
html PUBLIC "-//W3C//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/commands_in_abbr.pl 
b/tp/t/results/html_tests/commands_in_abbr.pl
index 645dcee..0484879 100644
--- a/tp/t/results/html_tests/commands_in_abbr.pl
+++ b/tp/t/results/html_tests/commands_in_abbr.pl
@@ -265,6 +265,8 @@ $result_converted{'html'}->{'commands_in_abbr'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/commands_in_alt.pl 
b/tp/t/results/html_tests/commands_in_alt.pl
index fc987d8..25ed0a6 100644
--- a/tp/t/results/html_tests/commands_in_alt.pl
+++ b/tp/t/results/html_tests/commands_in_alt.pl
@@ -282,6 +282,8 @@ $result_converted{'html'}->{'commands_in_alt'} = '<!DOCTYPE 
html PUBLIC "-//W3C/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/documentdescription.pl 
b/tp/t/results/html_tests/documentdescription.pl
index 3844e6f..164b880 100644
--- a/tp/t/results/html_tests/documentdescription.pl
+++ b/tp/t/results/html_tests/documentdescription.pl
@@ -418,6 +418,8 @@ $result_converted{'html'}->{'documentdescription'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename.pl 
b/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename.pl
index c142b91..b9e9d41 100644
--- a/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename.pl
+++ b/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename.pl
@@ -255,6 +255,8 @@ 
$result_converted{'html'}->{'empty_lines_at_beginning_no_setfilename'} = '<!DOCT
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename_no_element.pl 
b/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename_no_element.pl
index 174e688..4c78311 100644
--- 
a/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename_no_element.pl
+++ 
b/tp/t/results/html_tests/empty_lines_at_beginning_no_setfilename_no_element.pl
@@ -146,6 +146,8 @@ 
$result_converted{'html'}->{'empty_lines_at_beginning_no_setfilename_no_element'
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/example_at_commands_arguments.pl 
b/tp/t/results/html_tests/example_at_commands_arguments.pl
index dbc8b89..17decbb 100644
--- a/tp/t/results/html_tests/example_at_commands_arguments.pl
+++ b/tp/t/results/html_tests/example_at_commands_arguments.pl
@@ -309,6 +309,8 @@ 
$result_converted{'html'}->{'example_at_commands_arguments'} = '<!DOCTYPE html P
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/example_class.pl 
b/tp/t/results/html_tests/example_class.pl
index 1809a5f..8c083d6 100644
--- a/tp/t/results/html_tests/example_class.pl
+++ b/tp/t/results/html_tests/example_class.pl
@@ -240,6 +240,8 @@ $result_converted{'html'}->{'example_class'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/example_empty_arguments.pl 
b/tp/t/results/html_tests/example_empty_arguments.pl
index b2e69b8..593651f 100644
--- a/tp/t/results/html_tests/example_empty_arguments.pl
+++ b/tp/t/results/html_tests/example_empty_arguments.pl
@@ -433,6 +433,8 @@ $result_converted{'html'}->{'example_empty_arguments'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/example_multi_class.pl 
b/tp/t/results/html_tests/example_multi_class.pl
index 94f4752..6ea003e 100644
--- a/tp/t/results/html_tests/example_multi_class.pl
+++ b/tp/t/results/html_tests/example_multi_class.pl
@@ -344,6 +344,8 @@ $result_converted{'html'}->{'example_multi_class'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/html_in_copying.pl 
b/tp/t/results/html_tests/html_in_copying.pl
index b1dff76..c194bbd 100644
--- a/tp/t/results/html_tests/html_in_copying.pl
+++ b/tp/t/results/html_tests/html_in_copying.pl
@@ -360,6 +360,8 @@ in <b>html</b> in copying ``  -->
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/image_link_prefix.pl 
b/tp/t/results/html_tests/image_link_prefix.pl
index 2c7ee54..48e6ccb 100644
--- a/tp/t/results/html_tests/image_link_prefix.pl
+++ b/tp/t/results/html_tests/image_link_prefix.pl
@@ -62,6 +62,8 @@ $result_converted{'html'}->{'image_link_prefix'} = '<!DOCTYPE 
html PUBLIC "-//W3
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/index_and_node_same_name.pl 
b/tp/t/results/html_tests/index_and_node_same_name.pl
index c4cdb48..a7aa7f1 100644
--- a/tp/t/results/html_tests/index_and_node_same_name.pl
+++ b/tp/t/results/html_tests/index_and_node_same_name.pl
@@ -260,6 +260,8 @@ $result_converted{'html'}->{'index_and_node_same_name'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#index-node" rel="start" title="index node">
 <link href="#index-node" rel="index" title="index node">
 <style type="text/css">
diff --git a/tp/t/results/html_tests/index_below.pl 
b/tp/t/results/html_tests/index_below.pl
index ef16e80..08c338c 100644
--- a/tp/t/results/html_tests/index_below.pl
+++ b/tp/t/results/html_tests/index_below.pl
@@ -435,6 +435,8 @@ $result_converted{'html'}->{'index_below'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#top" rel="start" title="top">
 <link href="#chap" rel="index" title="1 chap">
 <style type="text/css">
diff --git a/tp/t/results/html_tests/raw_html.pl 
b/tp/t/results/html_tests/raw_html.pl
index bd42fea..e985cb2 100644
--- a/tp/t/results/html_tests/raw_html.pl
+++ b/tp/t/results/html_tests/raw_html.pl
@@ -110,6 +110,8 @@ $result_converted{'html'}->{'raw_html'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HT
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/html_tests/redirection_same_labels/res_html/circumflex.html 
b/tp/t/results/html_tests/redirection_same_labels/res_html/circumflex.html
index f19a745..e0078a2 100644
--- a/tp/t/results/html_tests/redirection_same_labels/res_html/circumflex.html
+++ b/tp/t/results/html_tests/redirection_same_labels/res_html/circumflex.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="circumflex (the top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="umlaut.html#umlaut" rel="prev" title="umlaut">
diff --git 
a/tp/t/results/html_tests/redirection_same_labels/res_html/index.html 
b/tp/t/results/html_tests/redirection_same_labels/res_html/index.html
index ea624cc..1bfd6dd 100644
--- a/tp/t/results/html_tests/redirection_same_labels/res_html/index.html
+++ b/tp/t/results/html_tests/redirection_same_labels/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (the top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="umlaut.html#umlaut" rel="next" title="umlaut">
 <style type="text/css">
diff --git 
a/tp/t/results/html_tests/redirection_same_labels/res_html/umlaut.html 
b/tp/t/results/html_tests/redirection_same_labels/res_html/umlaut.html
index 16cd51b..65ed5ec 100644
--- a/tp/t/results/html_tests/redirection_same_labels/res_html/umlaut.html
+++ b/tp/t/results/html_tests/redirection_same_labels/res_html/umlaut.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="umlaut (the top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="circumflex.html#circumflex" rel="next" title="circumflex">
diff --git a/tp/t/results/html_tests/shortcontents_no_top.pl 
b/tp/t/results/html_tests/shortcontents_no_top.pl
index 5601e3f..5396f7e 100644
--- a/tp/t/results/html_tests/shortcontents_no_top.pl
+++ b/tp/t/results/html_tests/shortcontents_no_top.pl
@@ -243,6 +243,8 @@ $result_converted{'html'}->{'shortcontents_no_top'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/simple_menu.pl 
b/tp/t/results/html_tests/simple_menu.pl
index 446ea9f..e915c3c 100644
--- a/tp/t/results/html_tests/simple_menu.pl
+++ b/tp/t/results/html_tests/simple_menu.pl
@@ -2239,6 +2239,8 @@ $result_converted{'html'}->{'simple_menu'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/test_xrefautomaticsectiontitle.pl 
b/tp/t/results/html_tests/test_xrefautomaticsectiontitle.pl
index e3acd6b..7be5d51 100644
--- a/tp/t/results/html_tests/test_xrefautomaticsectiontitle.pl
+++ b/tp/t/results/html_tests/test_xrefautomaticsectiontitle.pl
@@ -682,6 +682,8 @@ 
$result_converted{'html'}->{'test_xrefautomaticsectiontitle'} = '<!DOCTYPE html
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/tex_expanded_in_copying.pl 
b/tp/t/results/html_tests/tex_expanded_in_copying.pl
index 5317a37..d3b44be 100644
--- a/tp/t/results/html_tests/tex_expanded_in_copying.pl
+++ b/tp/t/results/html_tests/tex_expanded_in_copying.pl
@@ -173,6 +173,8 @@ $result_converted{'html'}->{'tex_expanded_in_copying'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/html_tests/text_before_top_and_contents_after_title.pl 
b/tp/t/results/html_tests/text_before_top_and_contents_after_title.pl
index bfff152..ad689e8 100644
--- a/tp/t/results/html_tests/text_before_top_and_contents_after_title.pl
+++ b/tp/t/results/html_tests/text_before_top_and_contents_after_title.pl
@@ -328,6 +328,8 @@ 
$result_converted{'html'}->{'text_before_top_and_contents_after_title'} = '<!DOC
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/html_tests/titles.pl 
b/tp/t/results/html_tests/titles.pl
index 349c49d..de6c1ba 100644
--- a/tp/t/results/html_tests/titles.pl
+++ b/tp/t/results/html_tests/titles.pl
@@ -417,6 +417,8 @@ $result_converted{'html'}->{'titles'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTML
 <meta name="keywords" content="@title HTML test">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/html_tests/verbatim_in_multitable_in_example.pl 
b/tp/t/results/html_tests/verbatim_in_multitable_in_example.pl
index b92d77d..df1a0b1 100644
--- a/tp/t/results/html_tests/verbatim_in_multitable_in_example.pl
+++ b/tp/t/results/html_tests/verbatim_in_multitable_in_example.pl
@@ -413,6 +413,8 @@ 
$result_converted{'html'}->{'verbatim_in_multitable_in_example'} = '<!DOCTYPE ht
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/html_tests/xml_protected_in_verb.pl 
b/tp/t/results/html_tests/xml_protected_in_verb.pl
index 77a8c09..ead1297 100644
--- a/tp/t/results/html_tests/xml_protected_in_verb.pl
+++ b/tp/t/results/html_tests/xml_protected_in_verb.pl
@@ -171,6 +171,8 @@ $result_converted{'html'}->{'xml_protected_in_verb'} = 
'<!DOCTYPE html PUBLIC "-
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref/res_html/test_refs.html 
b/tp/t/results/htmlxref/htmlxref/res_html/test_refs.html
index 711ba44..e2980d8 100644
--- a/tp/t/results/htmlxref/htmlxref/res_html/test_refs.html
+++ b/tp/t/results/htmlxref/htmlxref/res_html/test_refs.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
index 59c70f2..d3818b6 100644
--- 
a/tp/t/results/htmlxref/htmlxref_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
index a10ef48..2e2ba22 100644
--- 
a/tp/t/results/htmlxref/htmlxref_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_nodes/res_html/index.html 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/index.html
index 1fbbf63..4b69e35 100644
--- a/tp/t/results/htmlxref/htmlxref_nodes/res_html/index.html
+++ b/tp/t/results/htmlxref/htmlxref_nodes/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_nodes/res_html/local-node.html 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/local-node.html
index 773ba15..bbee08d 100644
--- a/tp/t/results/htmlxref/htmlxref_nodes/res_html/local-node.html
+++ b/tp/t/results/htmlxref/htmlxref_nodes/res_html/local-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_nodes/res_html/other-nodes.html 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/other-nodes.html
index d2235a7..87b4c2e 100644
--- a/tp/t/results/htmlxref/htmlxref_nodes/res_html/other-nodes.html
+++ b/tp/t/results/htmlxref/htmlxref_nodes/res_html/other-nodes.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_nodes/res_html/test_refs_abt.html 
b/tp/t/results/htmlxref/htmlxref_nodes/res_html/test_refs_abt.html
index defa1c4..9e71031 100644
--- a/tp/t/results/htmlxref/htmlxref_nodes/res_html/test_refs_abt.html
+++ b/tp/t/results/htmlxref/htmlxref_nodes/res_html/test_refs_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_only_mono/res_html/test_refs.html 
b/tp/t/results/htmlxref/htmlxref_only_mono/res_html/test_refs.html
index 711ba44..e2980d8 100644
--- a/tp/t/results/htmlxref/htmlxref_only_mono/res_html/test_refs.html
+++ b/tp/t/results/htmlxref/htmlxref_only_mono/res_html/test_refs.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
index 59c70f2..d3818b6 100644
--- 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
index a10ef48..2e2ba22 100644
--- 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/index.html 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/index.html
index e9132a5..35237eb 100644
--- a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/index.html
+++ b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/local-node.html 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/local-node.html
index 773ba15..bbee08d 100644
--- a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/local-node.html
+++ b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/local-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/other-nodes.html 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/other-nodes.html
index d2235a7..87b4c2e 100644
--- a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/other-nodes.html
+++ b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/other-nodes.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/test_refs_abt.html 
b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/test_refs_abt.html
index defa1c4..9e71031 100644
--- a/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/test_refs_abt.html
+++ b/tp/t/results/htmlxref/htmlxref_only_mono_nodes/res_html/test_refs_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/htmlxref/htmlxref_only_split/res_html/test_refs.html 
b/tp/t/results/htmlxref/htmlxref_only_split/res_html/test_refs.html
index 0fce3ea..e092383 100644
--- a/tp/t/results/htmlxref/htmlxref_only_split/res_html/test_refs.html
+++ b/tp/t/results/htmlxref/htmlxref_only_split/res_html/test_refs.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
index 59c70f2..d3818b6 100644
--- 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
index a10ef48..2e2ba22 100644
--- 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
+++ 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/index.html 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/index.html
index 1fbbf63..4b69e35 100644
--- a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/index.html
+++ b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/local-node.html 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/local-node.html
index 773ba15..bbee08d 100644
--- a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/local-node.html
+++ b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/local-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/other-nodes.html 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/other-nodes.html
index d2235a7..87b4c2e 100644
--- a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/other-nodes.html
+++ b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/other-nodes.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/test_refs_abt.html 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/test_refs_abt.html
index defa1c4..9e71031 100644
--- 
a/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/test_refs_abt.html
+++ 
b/tp/t/results/htmlxref/htmlxref_only_split_nodes/res_html/test_refs_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/indices/encoding_index_ascii/res_html/index.html 
b/tp/t/results/indices/encoding_index_ascii/res_html/index.html
index 72ec12b..dd3032b 100644
--- a/tp/t/results/indices/encoding_index_ascii/res_html/index.html
+++ b/tp/t/results/indices/encoding_index_ascii/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git 
a/tp/t/results/indices/encoding_index_ascii_enable_encoding/res_html/index.html 
b/tp/t/results/indices/encoding_index_ascii_enable_encoding/res_html/index.html
index 72ec12b..dd3032b 100644
--- 
a/tp/t/results/indices/encoding_index_ascii_enable_encoding/res_html/index.html
+++ 
b/tp/t/results/indices/encoding_index_ascii_enable_encoding/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/indices/encoding_index_latin1/res_html/index.html 
b/tp/t/results/indices/encoding_index_latin1/res_html/index.html
index 7e7b314..9c001a0 100644
--- a/tp/t/results/indices/encoding_index_latin1/res_html/index.html
+++ b/tp/t/results/indices/encoding_index_latin1/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git 
a/tp/t/results/indices/encoding_index_latin1_enable_encoding/res_html/index.html
 
b/tp/t/results/indices/encoding_index_latin1_enable_encoding/res_html/index.html
index 5fe5f63..c799d85 100644
--- 
a/tp/t/results/indices/encoding_index_latin1_enable_encoding/res_html/index.html
+++ 
b/tp/t/results/indices/encoding_index_latin1_enable_encoding/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/indices/encoding_index_utf8/res_html/index.html 
b/tp/t/results/indices/encoding_index_utf8/res_html/index.html
index 92ca0b6..031d66c 100644
--- a/tp/t/results/indices/encoding_index_utf8/res_html/index.html
+++ b/tp/t/results/indices/encoding_index_utf8/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git 
a/tp/t/results/indices/encoding_index_utf8_enable_encoding/res_html/index.html 
b/tp/t/results/indices/encoding_index_utf8_enable_encoding/res_html/index.html
index 0d051fb..fecaeca 100644
--- 
a/tp/t/results/indices/encoding_index_utf8_enable_encoding/res_html/index.html
+++ 
b/tp/t/results/indices/encoding_index_utf8_enable_encoding/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (top)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/indices/subentry_and_sortas.pl 
b/tp/t/results/indices/subentry_and_sortas.pl
index 7b60c2d..45cdf7a 100644
--- a/tp/t/results/indices/subentry_and_sortas.pl
+++ b/tp/t/results/indices/subentry_and_sortas.pl
@@ -376,6 +376,8 @@ $result_converted{'html'}->{'subentry_and_sortas'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <style type="text/css">
diff --git a/tp/t/results/languages/appendix_translated.pl 
b/tp/t/results/languages/appendix_translated.pl
index 7421b0a..a673fc3 100644
--- a/tp/t/results/languages/appendix_translated.pl
+++ b/tp/t/results/languages/appendix_translated.pl
@@ -340,6 +340,8 @@ $result_converted{'html'}->{'appendix_translated'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table des mati&egrave;res">
 <style type="text/css">
diff --git a/tp/t/results/languages/command_translated.pl 
b/tp/t/results/languages/command_translated.pl
index 68e5abc..78842a6 100644
--- a/tp/t/results/languages/command_translated.pl
+++ b/tp/t/results/languages/command_translated.pl
@@ -304,6 +304,8 @@ $result_converted{'html'}->{'command_translated'} = 
'<!DOCTYPE html PUBLIC "-//W
 <meta name="keywords" content="top erreur&rarr;">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/languages/multiple.pl 
b/tp/t/results/languages/multiple.pl
index 9dc0d1d..9fab76f 100644
--- a/tp/t/results/languages/multiple.pl
+++ b/tp/t/results/languages/multiple.pl
@@ -946,6 +946,8 @@ $result_converted{'html'}->{'multiple'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HT
 <meta name="keywords" content="Documento Sem Nome">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/languages/multiple_lang_chapters/res_html/multiple_lang_chapters.html
 
b/tp/t/results/languages/multiple_lang_chapters/res_html/multiple_lang_chapters.html
index b51f16b..795e28b 100644
--- 
a/tp/t/results/languages/multiple_lang_chapters/res_html/multiple_lang_chapters.html
+++ 
b/tp/t/results/languages/multiple_lang_chapters/res_html/multiple_lang_chapters.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Multi language file">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#chapter-ja" rel="next" title="chapter ja">
 <style type="text/css">
diff --git 
a/tp/t/results/languages/multiple_lang_chapters_texi2html/res_html/multiple_lang_chapters.html
 
b/tp/t/results/languages/multiple_lang_chapters_texi2html/res_html/multiple_lang_chapters.html
index 915def5..04b1691 100644
--- 
a/tp/t/results/languages/multiple_lang_chapters_texi2html/res_html/multiple_lang_chapters.html
+++ 
b/tp/t/results/languages/multiple_lang_chapters_texi2html/res_html/multiple_lang_chapters.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Multi language file">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/languages/unknown_language.pl 
b/tp/t/results/languages/unknown_language.pl
index 37b54e7..8ee5d7a 100644
--- a/tp/t/results/languages/unknown_language.pl
+++ b/tp/t/results/languages/unknown_language.pl
@@ -446,6 +446,8 @@ $result_converted{'html'}->{'unknown_language'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="unknkown language">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/languages/unknown_region.pl 
b/tp/t/results/languages/unknown_region.pl
index e7b99b3..c488353 100644
--- a/tp/t/results/languages/unknown_region.pl
+++ b/tp/t/results/languages/unknown_region.pl
@@ -382,6 +382,8 @@ $result_converted{'html'}->{'unknown_region'} = '<!DOCTYPE 
html PUBLIC "-//W3C//
 <meta name="keywords" content="Document sans titre">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/layout/navigation/res_html/navigation.html 
b/tp/t/results/layout/navigation/res_html/navigation.html
index bad021e..3ebd5db 100644
--- a/tp/t/results/layout/navigation/res_html/navigation.html
+++ b/tp/t/results/layout/navigation/res_html/navigation.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_chapter/res_html/chapter.html 
b/tp/t/results/layout/navigation_chapter/res_html/chapter.html
index 2d312ea..a9e038c 100644
--- a/tp/t/results/layout/navigation_chapter/res_html/chapter.html
+++ b/tp/t/results/layout/navigation_chapter/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_chapter/res_html/index.html 
b/tp/t/results/layout/navigation_chapter/res_html/index.html
index 8cdca65..8037ed5 100644
--- a/tp/t/results/layout/navigation_chapter/res_html/index.html
+++ b/tp/t/results/layout/navigation_chapter/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_chapter/res_html/navigation_abt.html
index fa1d009..02966ff 100644
--- a/tp/t/results/layout/navigation_chapter/res_html/navigation_abt.html
+++ b/tp/t/results/layout/navigation_chapter/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_chapter/res_html/navigation_toc.html
index c320dd7..1d480ed 100644
--- a/tp/t/results/layout/navigation_chapter/res_html/navigation_toc.html
+++ b/tp/t/results/layout/navigation_chapter/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/chapter.html 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/chapter.html
index ec80879..43c1457 100644
--- a/tp/t/results/layout/navigation_chapter_no_header/res_html/chapter.html
+++ b/tp/t/results/layout/navigation_chapter_no_header/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/index.html 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/index.html
index 8cdca65..8037ed5 100644
--- a/tp/t/results/layout/navigation_chapter_no_header/res_html/index.html
+++ b/tp/t/results/layout/navigation_chapter_no_header/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_abt.html
index fa1d009..02966ff 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_abt.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_toc.html
index c320dd7..1d480ed 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/chapter.html
 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/chapter.html
index e66ee57..5ef4338 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/chapter.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/index.html 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/index.html
index eeb8578..c7dd9d9 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/index.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_abt.html
 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_abt.html
index f98dfed..e42104b 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_abt.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_toc.html
 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_toc.html
index 5210ef0..cafbb0b 100644
--- 
a/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_chapter_no_header_vertical/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/chapter.html 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/chapter.html
index 88ee19d..1c622d7 100644
--- a/tp/t/results/layout/navigation_chapter_vertical/res_html/chapter.html
+++ b/tp/t/results/layout/navigation_chapter_vertical/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/index.html 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/index.html
index eeb8578..c7dd9d9 100644
--- a/tp/t/results/layout/navigation_chapter_vertical/res_html/index.html
+++ b/tp/t/results/layout/navigation_chapter_vertical/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_abt.html
index f98dfed..e42104b 100644
--- 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_abt.html
+++ 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_toc.html
index 5210ef0..cafbb0b 100644
--- 
a/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_chapter_vertical/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_no_header/res_html/navigation.html 
b/tp/t/results/layout/navigation_no_header/res_html/navigation.html
index af90408..154dc7b 100644
--- a/tp/t/results/layout/navigation_no_header/res_html/navigation.html
+++ b/tp/t/results/layout/navigation_no_header/res_html/navigation.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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a/tp/t/results/layout/navigation_no_header_vertical/res_html/navigation.html 
b/tp/t/results/layout/navigation_no_header_vertical/res_html/navigation.html
index 35e5e32..0047dd5 100644
--- a/tp/t/results/layout/navigation_no_header_vertical/res_html/navigation.html
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@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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b/tp/t/results/layout/navigation_node/res_html/chapter.html
index 23e76aa..df0a987 100644
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node/res_html/index.html 
b/tp/t/results/layout/navigation_node/res_html/index.html
index 06ab86a..8f32456 100644
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_node/res_html/navigation_abt.html
index 10a0365..7f5839c 100644
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_node/res_html/navigation_toc.html
index 208c42d..256b267 100644
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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b/tp/t/results/layout/navigation_node/res_html/section.html
index 0589b1e..59c64ca 100644
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+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node/res_html/subsection.html 
b/tp/t/results/layout/navigation_node/res_html/subsection.html
index ab271ad..49141cb 100644
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+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header/res_html/chapter.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/chapter.html
index 1b77145..ba3e5f9 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node_no_header/res_html/index.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/index.html
index a10ef01..4c67290 100644
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/navigation_abt.html
index 879516c..a23392a 100644
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@@ -10,6 +10,8 @@
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+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_node_no_header/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/navigation_toc.html
index 48d476a..d9eab71 100644
--- a/tp/t/results/layout/navigation_node_no_header/res_html/navigation_toc.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_node_no_header/res_html/section.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/section.html
index d4d3bb8..bf1c688 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header/res_html/subsection.html 
b/tp/t/results/layout/navigation_node_no_header/res_html/subsection.html
index 11d316c..32e5276 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/chapter.html 
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index 1b77145..ba3e5f9 100644
--- 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/chapter.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/index.html 
b/tp/t/results/layout/navigation_node_no_header_vertical/res_html/index.html
index 3552463..a5f89fe 100644
--- a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/index.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_abt.html
 
b/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_abt.html
index ec4ba34..69db503 100644
--- 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_abt.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_toc.html
 
b/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_toc.html
index e2fc0ac..3f0e2ea 100644
--- 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/navigation_toc.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/section.html 
b/tp/t/results/layout/navigation_node_no_header_vertical/res_html/section.html
index d4d3bb8..bf1c688 100644
--- 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/section.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/subsection.html
 
b/tp/t/results/layout/navigation_node_no_header_vertical/res_html/subsection.html
index 11d316c..32e5276 100644
--- 
a/tp/t/results/layout/navigation_node_no_header_vertical/res_html/subsection.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_node_vertical/res_html/chapter.html 
b/tp/t/results/layout/navigation_node_vertical/res_html/chapter.html
index d0d2312..bdfd175 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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index 677c23b..bc6a9ff 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_vertical/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_node_vertical/res_html/navigation_abt.html
index f98dfed..e42104b 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_node_vertical/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_node_vertical/res_html/navigation_toc.html
index cceec80..f774a3b 100644
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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index 674f587..47d0438 100644
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@@ -10,6 +10,8 @@
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_node_vertical/res_html/subsection.html 
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index 4c353f8..f03bcf3 100644
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@@ -10,6 +10,8 @@
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+
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b/tp/t/results/layout/navigation_section/res_html/chapter.html
index e5a5035..e3031ad 100644
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index ed2310b..77b5222 100644
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_section/res_html/navigation_abt.html
index fa1d009..02966ff 100644
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_section/res_html/navigation_toc.html 
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index cfda66b..5da4843 100644
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index 9b5b50d..f913270 100644
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_section_no_header/res_html/chapter.html 
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index e5a5035..e3031ad 100644
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
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a/tp/t/results/layout/navigation_section_no_header/res_html/index.html 
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index ed2310b..77b5222 100644
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+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_section_no_header/res_html/navigation_abt.html
index fa1d009..02966ff 100644
--- 
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 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_section_no_header/res_html/navigation_toc.html
index cfda66b..5da4843 100644
--- 
a/tp/t/results/layout/navigation_section_no_header/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_section_no_header/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header/res_html/section.html 
b/tp/t/results/layout/navigation_section_no_header/res_html/section.html
index b2e43ad..97e34a6 100644
--- a/tp/t/results/layout/navigation_section_no_header/res_html/section.html
+++ b/tp/t/results/layout/navigation_section_no_header/res_html/section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/chapter.html
 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/chapter.html
index add1017..3d0dc6d 100644
--- 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/chapter.html
+++ 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/index.html 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/index.html
index 677c23b..bc6a9ff 100644
--- 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/index.html
+++ 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_abt.html
 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_abt.html
index f98dfed..e42104b 100644
--- 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_abt.html
+++ 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_toc.html
 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_toc.html
index f28c3b9..686b6a2 100644
--- 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/section.html
 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/section.html
index bdb864f..8d6a9c9 100644
--- 
a/tp/t/results/layout/navigation_section_no_header_vertical/res_html/section.html
+++ 
b/tp/t/results/layout/navigation_section_no_header_vertical/res_html/section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_vertical/res_html/chapter.html 
b/tp/t/results/layout/navigation_section_vertical/res_html/chapter.html
index add1017..3d0dc6d 100644
--- a/tp/t/results/layout/navigation_section_vertical/res_html/chapter.html
+++ b/tp/t/results/layout/navigation_section_vertical/res_html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_vertical/res_html/index.html 
b/tp/t/results/layout/navigation_section_vertical/res_html/index.html
index 677c23b..bc6a9ff 100644
--- a/tp/t/results/layout/navigation_section_vertical/res_html/index.html
+++ b/tp/t/results/layout/navigation_section_vertical/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_vertical/res_html/navigation_abt.html 
b/tp/t/results/layout/navigation_section_vertical/res_html/navigation_abt.html
index f98dfed..e42104b 100644
--- 
a/tp/t/results/layout/navigation_section_vertical/res_html/navigation_abt.html
+++ 
b/tp/t/results/layout/navigation_section_vertical/res_html/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_vertical/res_html/navigation_toc.html 
b/tp/t/results/layout/navigation_section_vertical/res_html/navigation_toc.html
index f28c3b9..686b6a2 100644
--- 
a/tp/t/results/layout/navigation_section_vertical/res_html/navigation_toc.html
+++ 
b/tp/t/results/layout/navigation_section_vertical/res_html/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/layout/navigation_section_vertical/res_html/section.html 
b/tp/t/results/layout/navigation_section_vertical/res_html/section.html
index 5825dd0..32e0a92 100644
--- a/tp/t/results/layout/navigation_section_vertical/res_html/section.html
+++ b/tp/t/results/layout/navigation_section_vertical/res_html/section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/navigation_vertical/res_html/navigation.html 
b/tp/t/results/layout/navigation_vertical/res_html/navigation.html
index 76497ee..079c055 100644
--- a/tp/t/results/layout/navigation_vertical/res_html/navigation.html
+++ b/tp/t/results/layout/navigation_vertical/res_html/navigation.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/no_monolithic/res_html/no_monolithic.html 
b/tp/t/results/layout/no_monolithic/res_html/no_monolithic.html
index d4c86b2..87682ec 100644
--- a/tp/t/results/layout/no_monolithic/res_html/no_monolithic.html
+++ b/tp/t/results/layout/no_monolithic/res_html/no_monolithic.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_abt.html 
b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_abt.html
index ef5aa3b..40d8aa7 100644
--- a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_abt.html
+++ b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_fot.html 
b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_fot.html
index 537e394..294b33b 100644
--- a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_fot.html
+++ b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_fot.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_ovr.html 
b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_ovr.html
index 7cc4556..9304bdb 100644
--- a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_ovr.html
+++ b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_ovr.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_toc.html 
b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_toc.html
index 0fe0c1a..2074db0 100644
--- a/tp/t/results/layout/no_monolithic/res_html/no_monolithic_toc.html
+++ b/tp/t/results/layout/no_monolithic/res_html/no_monolithic_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/block_commands_in_menu_description.pl 
b/tp/t/results/menu/block_commands_in_menu_description.pl
index fb7e69c..bd54bd6 100644
--- a/tp/t/results/menu/block_commands_in_menu_description.pl
+++ b/tp/t/results/menu/block_commands_in_menu_description.pl
@@ -837,6 +837,8 @@ 
$result_converted{'html'}->{'block_commands_in_menu_description'} = '<!DOCTYPE h
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/comment_on_menu_line.pl 
b/tp/t/results/menu/comment_on_menu_line.pl
index e76e2bd..a2ac7d5 100644
--- a/tp/t/results/menu/comment_on_menu_line.pl
+++ b/tp/t/results/menu/comment_on_menu_line.pl
@@ -439,6 +439,8 @@ $result_converted{'html'}->{'comment_on_menu_line'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/dash_in_menu.pl 
b/tp/t/results/menu/dash_in_menu.pl
index 03f8f9e..0f8c4af 100644
--- a/tp/t/results/menu/dash_in_menu.pl
+++ b/tp/t/results/menu/dash_in_menu.pl
@@ -252,6 +252,8 @@ $result_converted{'html'}->{'dash_in_menu'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DT
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/detailmenu.pl b/tp/t/results/menu/detailmenu.pl
index 4160642..4295bac 100644
--- a/tp/t/results/menu/detailmenu.pl
+++ b/tp/t/results/menu/detailmenu.pl
@@ -336,6 +336,8 @@ $result_converted{'html'}->{'detailmenu'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/detailmenu_in_description.pl 
b/tp/t/results/menu/detailmenu_in_description.pl
index 6cf4953..3b274e2 100644
--- a/tp/t/results/menu/detailmenu_in_description.pl
+++ b/tp/t/results/menu/detailmenu_in_description.pl
@@ -312,6 +312,8 @@ $result_converted{'html'}->{'detailmenu_in_description'} = 
'<!DOCTYPE html PUBLI
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/detailmenu_on_subnodes.pl 
b/tp/t/results/menu/detailmenu_on_subnodes.pl
index 8feec3f..62ecade 100644
--- a/tp/t/results/menu/detailmenu_on_subnodes.pl
+++ b/tp/t/results/menu/detailmenu_on_subnodes.pl
@@ -1948,6 +1948,8 @@ $result_converted{'html'}->{'detailmenu_on_subnodes'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/detailmenu_unknown_node.pl 
b/tp/t/results/menu/detailmenu_unknown_node.pl
index 312f326..cfb0e58 100644
--- a/tp/t/results/menu/detailmenu_unknown_node.pl
+++ b/tp/t/results/menu/detailmenu_unknown_node.pl
@@ -339,6 +339,8 @@ $result_converted{'html'}->{'detailmenu_unknown_node'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/entry_after_detailmenu.pl 
b/tp/t/results/menu/entry_after_detailmenu.pl
index 1b2f355..504fce0 100644
--- a/tp/t/results/menu/entry_after_detailmenu.pl
+++ b/tp/t/results/menu/entry_after_detailmenu.pl
@@ -822,6 +822,8 @@ $result_converted{'html'}->{'entry_after_detailmenu'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/example_in_menu_comment.pl 
b/tp/t/results/menu/example_in_menu_comment.pl
index 8589b7b..ebc5ed6 100644
--- a/tp/t/results/menu/example_in_menu_comment.pl
+++ b/tp/t/results/menu/example_in_menu_comment.pl
@@ -328,6 +328,8 @@ $result_converted{'html'}->{'example_in_menu_comment'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/example_in_menu_description.pl 
b/tp/t/results/menu/example_in_menu_description.pl
index 9e05ee3..eeaebaa 100644
--- a/tp/t/results/menu/example_in_menu_description.pl
+++ b/tp/t/results/menu/example_in_menu_description.pl
@@ -483,6 +483,8 @@ $result_converted{'html'}->{'example_in_menu_description'} 
= '<!DOCTYPE html PUB
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/formats_in_menu.pl 
b/tp/t/results/menu/formats_in_menu.pl
index 9f9e387..422e87d 100644
--- a/tp/t/results/menu/formats_in_menu.pl
+++ b/tp/t/results/menu/formats_in_menu.pl
@@ -1024,6 +1024,8 @@ $result_converted{'html'}->{'formats_in_menu'} = 
'<!DOCTYPE html PUBLIC "-//W3C/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/inlineraw_in_menu_description.pl 
b/tp/t/results/menu/inlineraw_in_menu_description.pl
index 92d0edb..206fb2b 100644
--- a/tp/t/results/menu/inlineraw_in_menu_description.pl
+++ b/tp/t/results/menu/inlineraw_in_menu_description.pl
@@ -454,6 +454,8 @@ 
$result_converted{'html'}->{'inlineraw_in_menu_description'} = '<!DOCTYPE html P
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/invalid_info_menu_entry.pl 
b/tp/t/results/menu/invalid_info_menu_entry.pl
index 22e94d2..8b56742 100644
--- a/tp/t/results/menu/invalid_info_menu_entry.pl
+++ b/tp/t/results/menu/invalid_info_menu_entry.pl
@@ -893,6 +893,8 @@ $result_converted{'html'}->{'invalid_info_menu_entry'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/menu_entry_name.pl 
b/tp/t/results/menu/menu_entry_name.pl
index d261a16..7c744a5 100644
--- a/tp/t/results/menu/menu_entry_name.pl
+++ b/tp/t/results/menu/menu_entry_name.pl
@@ -1192,6 +1192,8 @@ $result_converted{'html'}->{'menu_entry_name'} = 
'<!DOCTYPE html PUBLIC "-//W3C/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_entry_name_comment.pl 
b/tp/t/results/menu/menu_entry_name_comment.pl
index 675eec9..734dfa3 100644
--- a/tp/t/results/menu/menu_entry_name_comment.pl
+++ b/tp/t/results/menu/menu_entry_name_comment.pl
@@ -717,6 +717,8 @@ $result_converted{'html'}->{'menu_entry_name_comment'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_entry_no_entry.pl 
b/tp/t/results/menu/menu_entry_no_entry.pl
index 9841a99..28390f8 100644
--- a/tp/t/results/menu/menu_entry_no_entry.pl
+++ b/tp/t/results/menu/menu_entry_no_entry.pl
@@ -281,6 +281,8 @@ $result_converted{'html'}->{'menu_entry_no_entry'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_entry_no_entry_location.pl 
b/tp/t/results/menu/menu_entry_no_entry_location.pl
index a71f74f..30945cc 100644
--- a/tp/t/results/menu/menu_entry_no_entry_location.pl
+++ b/tp/t/results/menu/menu_entry_no_entry_location.pl
@@ -374,6 +374,8 @@ $result_converted{'html'}->{'menu_entry_no_entry_location'} 
= '<!DOCTYPE html PU
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_entry_node.pl 
b/tp/t/results/menu/menu_entry_node.pl
index 7a8e11d..74f7b6d 100644
--- a/tp/t/results/menu/menu_entry_node.pl
+++ b/tp/t/results/menu/menu_entry_node.pl
@@ -471,6 +471,8 @@ $result_converted{'html'}->{'menu_entry_node'} = '<!DOCTYPE 
html PUBLIC "-//W3C/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_entry_node_comments.pl 
b/tp/t/results/menu/menu_entry_node_comments.pl
index 20e9725..21a6a31 100644
--- a/tp/t/results/menu/menu_entry_node_comments.pl
+++ b/tp/t/results/menu/menu_entry_node_comments.pl
@@ -531,6 +531,8 @@ $result_converted{'html'}->{'menu_entry_node_comments'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/menu_in_example.pl 
b/tp/t/results/menu/menu_in_example.pl
index c06feb5..3fe789e 100644
--- a/tp/t/results/menu/menu_in_example.pl
+++ b/tp/t/results/menu/menu_in_example.pl
@@ -738,6 +738,8 @@ $result_converted{'html'}->{'menu_in_example'} = '<!DOCTYPE 
html PUBLIC "-//W3C/
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/menu_pointing_to_anchor.pl 
b/tp/t/results/menu/menu_pointing_to_anchor.pl
index 48c6dbc..5f9889b 100644
--- a/tp/t/results/menu/menu_pointing_to_anchor.pl
+++ b/tp/t/results/menu/menu_pointing_to_anchor.pl
@@ -429,6 +429,8 @@ $result_converted{'html'}->{'menu_pointing_to_anchor'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/menu_title_before_entries.pl 
b/tp/t/results/menu/menu_title_before_entries.pl
index a634c8b..47271e4 100644
--- a/tp/t/results/menu/menu_title_before_entries.pl
+++ b/tp/t/results/menu/menu_title_before_entries.pl
@@ -372,6 +372,8 @@ $result_converted{'html'}->{'menu_title_before_entries'} = 
'<!DOCTYPE html PUBLI
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/no_colon_in_menu.pl 
b/tp/t/results/menu/no_colon_in_menu.pl
index 416cfec..fec65eb 100644
--- a/tp/t/results/menu/no_colon_in_menu.pl
+++ b/tp/t/results/menu/no_colon_in_menu.pl
@@ -220,6 +220,8 @@ $result_converted{'html'}->{'no_colon_in_menu'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/reference_to_external_manual.pl 
b/tp/t/results/menu/reference_to_external_manual.pl
index b7a06aa..a4164dc 100644
--- a/tp/t/results/menu/reference_to_external_manual.pl
+++ b/tp/t/results/menu/reference_to_external_manual.pl
@@ -306,6 +306,8 @@ $result_converted{'html'}->{'reference_to_external_manual'} 
= '<!DOCTYPE html PU
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/sc_in_menu.pl b/tp/t/results/menu/sc_in_menu.pl
index 3139d27..7f0ea7b 100644
--- a/tp/t/results/menu/sc_in_menu.pl
+++ b/tp/t/results/menu/sc_in_menu.pl
@@ -1132,6 +1132,8 @@ $result_converted{'html'}->{'sc_in_menu'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/menu/simple.pl b/tp/t/results/menu/simple.pl
index 5a0c9af..fb609a1 100644
--- a/tp/t/results/menu/simple.pl
+++ b/tp/t/results/menu/simple.pl
@@ -634,6 +634,8 @@ $result_converted{'html'}->{'simple'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTML
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/simple_no_menu.pl 
b/tp/t/results/menu/simple_no_menu.pl
index bc9b61b..410ba89 100644
--- a/tp/t/results/menu/simple_no_menu.pl
+++ b/tp/t/results/menu/simple_no_menu.pl
@@ -621,6 +621,8 @@ $result_converted{'html'}->{'simple_no_menu'} = '<!DOCTYPE 
html PUBLIC "-//W3C//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/menu/verb_in_menu_description.pl 
b/tp/t/results/menu/verb_in_menu_description.pl
index 63edf34..f1e8ce9 100644
--- a/tp/t/results/menu/verb_in_menu_description.pl
+++ b/tp/t/results/menu/verb_in_menu_description.pl
@@ -438,6 +438,8 @@ $result_converted{'html'}->{'verb_in_menu_description'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/morecoverage/formatting_fr.pl 
b/tp/t/results/morecoverage/formatting_fr.pl
index 5e07302..e8f0ddd 100644
--- a/tp/t/results/morecoverage/formatting_fr.pl
+++ b/tp/t/results/morecoverage/formatting_fr.pl
@@ -4879,6 +4879,8 @@ $result_converted{'html'}->{'formatting_fr'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="title &ndash;a">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/morecoverage/texi_formatting.pl 
b/tp/t/results/morecoverage/texi_formatting.pl
index 2d3e076..e68da56 100644
--- a/tp/t/results/morecoverage/texi_formatting.pl
+++ b/tp/t/results/morecoverage/texi_formatting.pl
@@ -4879,6 +4879,8 @@ $result_converted{'html'}->{'texi_formatting'} = 
'<!DOCTYPE html PUBLIC "-//W3C/
 <meta name="keywords" content="title &ndash;a">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#Top" rel="index" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
diff --git 
a/tp/t/results/moreindices/double_index_entry/res_html/double_index_entry.html 
b/tp/t/results/moreindices/double_index_entry/res_html/double_index_entry.html
index bbe195d..18c8332 100644
--- 
a/tp/t/results/moreindices/double_index_entry/res_html/double_index_entry.html
+++ 
b/tp/t/results/moreindices/double_index_entry/res_html/double_index_entry.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_no_node/res_html/Chapter-2.html 
b/tp/t/results/moreindices/index_no_node/res_html/Chapter-2.html
index 54a1f4d..5bc5e5f 100644
--- a/tp/t/results/moreindices/index_no_node/res_html/Chapter-2.html
+++ b/tp/t/results/moreindices/index_no_node/res_html/Chapter-2.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_no_node/res_html/Chapter.html 
b/tp/t/results/moreindices/index_no_node/res_html/Chapter.html
index c1e5c1e..721b12e 100644
--- a/tp/t/results/moreindices/index_no_node/res_html/Chapter.html
+++ b/tp/t/results/moreindices/index_no_node/res_html/Chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_no_node/res_html/index.html 
b/tp/t/results/moreindices/index_no_node/res_html/index.html
index 1b70c37..888588a 100644
--- a/tp/t/results/moreindices/index_no_node/res_html/index.html
+++ b/tp/t/results/moreindices/index_no_node/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_no_node/res_html/index_no_node_abt.html 
b/tp/t/results/moreindices/index_no_node/res_html/index_no_node_abt.html
index 3d5fe37..de43cb7 100644
--- a/tp/t/results/moreindices/index_no_node/res_html/index_no_node_abt.html
+++ b/tp/t/results/moreindices/index_no_node/res_html/index_no_node_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_no_node/res_html/unnumbered.html 
b/tp/t/results/moreindices/index_no_node/res_html/unnumbered.html
index 9fe3dc1..d02cbdf 100644
--- a/tp/t/results/moreindices/index_no_node/res_html/unnumbered.html
+++ b/tp/t/results/moreindices/index_no_node/res_html/unnumbered.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split/res_html/first.html 
b/tp/t/results/moreindices/index_split/res_html/first.html
index 79bb1b5..c9dc058 100644
--- a/tp/t/results/moreindices/index_split/res_html/first.html
+++ b/tp/t/results/moreindices/index_split/res_html/first.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split/res_html/index.html 
b/tp/t/results/moreindices/index_split/res_html/index.html
index f63684f..010d714 100644
--- a/tp/t/results/moreindices/index_split/res_html/index.html
+++ b/tp/t/results/moreindices/index_split/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split/res_html/index_split_abt.html 
b/tp/t/results/moreindices/index_split/res_html/index_split_abt.html
index dfc4f69..d3fda95 100644
--- a/tp/t/results/moreindices/index_split/res_html/index_split_abt.html
+++ b/tp/t/results/moreindices/index_split/res_html/index_split_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split/res_html/second-chapter.html 
b/tp/t/results/moreindices/index_split/res_html/second-chapter.html
index 27d04da..0334f89 100644
--- a/tp/t/results/moreindices/index_split/res_html/second-chapter.html
+++ b/tp/t/results/moreindices/index_split/res_html/second-chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split_nodes/res_html/first.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/first.html
index 4e21b87..041f2b9 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/first.html
+++ b/tp/t/results/moreindices/index_split_nodes/res_html/first.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split_nodes/res_html/index.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/index.html
index 7b72d2e..9d07dbe 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/index.html
+++ b/tp/t/results/moreindices/index_split_nodes/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/index_split_abt.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/index_split_abt.html
index 33b1bd2..78b5781 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/index_split_abt.html
+++ b/tp/t/results/moreindices/index_split_nodes/res_html/index_split_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/node-2-in-section-3.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/node-2-in-section-3.html
index 1231c95..5665890 100644
--- 
a/tp/t/results/moreindices/index_split_nodes/res_html/node-2-in-section-3.html
+++ 
b/tp/t/results/moreindices/index_split_nodes/res_html/node-2-in-section-3.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/node-3-in-section-3.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/node-3-in-section-3.html
index f7bda3b..629e7ad 100644
--- 
a/tp/t/results/moreindices/index_split_nodes/res_html/node-3-in-section-3.html
+++ 
b/tp/t/results/moreindices/index_split_nodes/res_html/node-3-in-section-3.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/node-in-section-3.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/node-in-section-3.html
index c635872..07bbdbe 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/node-in-section-3.html
+++ b/tp/t/results/moreindices/index_split_nodes/res_html/node-in-section-3.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/second-chapter.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/second-chapter.html
index 82197eb..547cfc0 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/second-chapter.html
+++ b/tp/t/results/moreindices/index_split_nodes/res_html/second-chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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b/tp/t/results/moreindices/index_split_nodes/res_html/section-1.html
index f5c5b9f..b4127ba 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/section-1.html
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+
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diff --git a/tp/t/results/moreindices/index_split_nodes/res_html/section-2.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/section-2.html
index 636f699..0fe0c30 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/section-2.html
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@@ -10,6 +10,8 @@
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/index_split_nodes/res_html/section-3.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/section-3.html
index 638cf6e..21f950d 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/section-3.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/subsection-1.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/subsection-1.html
index 9dab982..293dce4 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/subsection-1.html
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@@ -10,6 +10,8 @@
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+
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diff --git 
a/tp/t/results/moreindices/index_split_nodes/res_html/subsection-2.html 
b/tp/t/results/moreindices/index_split_nodes/res_html/subsection-2.html
index ac336aa..9424bad 100644
--- a/tp/t/results/moreindices/index_split_nodes/res_html/subsection-2.html
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+
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diff --git 
a/tp/t/results/moreindices/nodes_before_top/res_html/first-before-top.html 
b/tp/t/results/moreindices/nodes_before_top/res_html/first-before-top.html
index b990e65..09d43ac 100644
--- a/tp/t/results/moreindices/nodes_before_top/res_html/first-before-top.html
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@@ -10,6 +10,8 @@
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moreindices/nodes_before_top/res_html/index.html 
b/tp/t/results/moreindices/nodes_before_top/res_html/index.html
index b140b58..a567dcd 100644
--- a/tp/t/results/moreindices/nodes_before_top/res_html/index.html
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top/res_html/nodes_before_top_abt.html 
b/tp/t/results/moreindices/nodes_before_top/res_html/nodes_before_top_abt.html
index e7b4368..584343c 100644
--- 
a/tp/t/results/moreindices/nodes_before_top/res_html/nodes_before_top_abt.html
+++ 
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_and_sections_monolithic/res_html/nodes_before_top_and_sections.html
 
b/tp/t/results/moreindices/nodes_before_top_and_sections_monolithic/res_html/nodes_before_top_and_sections.html
index 2f14ff0..9a5403f 100644
--- 
a/tp/t/results/moreindices/nodes_before_top_and_sections_monolithic/res_html/nodes_before_top_and_sections.html
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_no_nodes/res_html/index.html 
b/tp/t/results/moreindices/nodes_before_top_no_nodes/res_html/index.html
index 021bf00..0e40560 100644
--- a/tp/t/results/moreindices/nodes_before_top_no_nodes/res_html/index.html
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@@ -10,6 +10,8 @@
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/a-node.html 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/a-node.html
index 489a6d2..db873ec 100644
--- a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/a-node.html
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@@ -10,6 +10,8 @@
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+
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diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/another.html 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/another.html
index 79b3fef..06649a3 100644
--- a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/another.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/first-before-top.html
 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/first-before-top.html
index 7ef6938..a0e28b0 100644
--- 
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@@ -10,6 +10,8 @@
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+
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diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/first.html 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/first.html
index 8c421fd..3e1380c 100644
--- a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/first.html
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@@ -10,6 +10,8 @@
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+
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/index.html 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/index.html
index 753aa74..ddf70f4 100644
--- a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/index.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/node-in-menu-before-top.html
 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/node-in-menu-before-top.html
index 49f26d9..3a4f14a 100644
--- 
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/nodes_before_top_abt.html
 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/nodes_before_top_abt.html
index edb0da8..3db5ca9 100644
--- 
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@@ -10,6 +10,8 @@
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+
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diff --git 
a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/second.html 
b/tp/t/results/moreindices/nodes_before_top_nodes/res_html/second.html
index 9ff909f..7c2eb6a 100644
--- a/tp/t/results/moreindices/nodes_before_top_nodes/res_html/second.html
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+
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diff --git a/tp/t/results/moreindices/split_chapter_index/res_html/first.html 
b/tp/t/results/moreindices/split_chapter_index/res_html/first.html
index 5c32672..cd2ca23 100644
--- a/tp/t/results/moreindices/split_chapter_index/res_html/first.html
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@@ -10,6 +10,8 @@
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+
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diff --git a/tp/t/results/moreindices/split_chapter_index/res_html/index.html 
b/tp/t/results/moreindices/split_chapter_index/res_html/index.html
index eb92078..61139ab 100644
--- a/tp/t/results/moreindices/split_chapter_index/res_html/index.html
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@@ -10,6 +10,8 @@
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+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moreindices/split_chapter_index/res_html/split_chapter_index_abt.html
 
b/tp/t/results/moreindices/split_chapter_index/res_html/split_chapter_index_abt.html
index f50823f..a5a32ea 100644
--- 
a/tp/t/results/moreindices/split_chapter_index/res_html/split_chapter_index_abt.html
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
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 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/equivalent_nodes/res_html/equivalent_nodes.html 
b/tp/t/results/moresectioning/equivalent_nodes/res_html/equivalent_nodes.html
index 7c53d33..2742d08 100644
--- 
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@@ -10,6 +10,8 @@
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+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/equivalent_nodes_no_node/res_html/equivalent_nodes.html
 
b/tp/t/results/moresectioning/equivalent_nodes_no_node/res_html/equivalent_nodes.html
index b3d3e0f..77e49fa 100644
--- 
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
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diff --git 
a/tp/t/results/moresectioning/more_sections_than_nodes/res_html/more_sections_than_nodes.html
 
b/tp/t/results/moresectioning/more_sections_than_nodes/res_html/more_sections_than_nodes.html
index 1e3285d..c95a67d 100644
--- 
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
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diff --git 
a/tp/t/results/moresectioning/node_footnote_end/res_html/node_footnote.html 
b/tp/t/results/moresectioning/node_footnote_end/res_html/node_footnote.html
index 82723e7..349bf1d 100644
--- a/tp/t/results/moresectioning/node_footnote_end/res_html/node_footnote.html
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
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 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/node_footnote_separated/res_html/node_footnote.html
 
b/tp/t/results/moresectioning/node_footnote_separated/res_html/node_footnote.html
index 82723e7..349bf1d 100644
--- 
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@@ -10,6 +10,8 @@
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diff --git a/tp/t/results/moresectioning/node_footnote_use_node/res_html/a.html 
b/tp/t/results/moresectioning/node_footnote_use_node/res_html/a.html
index cd18057..6fe942f 100644
--- a/tp/t/results/moresectioning/node_footnote_use_node/res_html/a.html
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diff --git 
a/tp/t/results/moresectioning/node_footnote_use_node/res_html/chapter.html 
b/tp/t/results/moresectioning/node_footnote_use_node/res_html/chapter.html
index b41c305..ae219b0 100644
--- a/tp/t/results/moresectioning/node_footnote_use_node/res_html/chapter.html
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diff --git 
a/tp/t/results/moresectioning/node_footnote_use_node/res_html/index.html 
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index 55baf8a..f45179a 100644
--- a/tp/t/results/moresectioning/node_footnote_use_node/res_html/index.html
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@@ -10,6 +10,8 @@
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+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/node_footnote_use_node/res_html/node_footnote_abt.html
 
b/tp/t/results/moresectioning/node_footnote_use_node/res_html/node_footnote_abt.html
index f905d7f..9f804e9 100644
--- 
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@@ -10,6 +10,8 @@
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 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter/res_html/nodes_after_top_before_chapter.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter/res_html/nodes_after_top_before_chapter.html
index f14dcd5..f0e675f 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter/res_html/nodes_after_top_before_chapter.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter/res_html/nodes_after_top_before_chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/index.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/index.html
index 6e17c81..36ce2d4 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/index.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/nodes_after_top_before_chapter_abt.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/nodes_after_top_before_chapter_abt.html
index a49d36a..83a4760 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/nodes_after_top_before_chapter_abt.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/nodes_after_top_before_chapter_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/third-node.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/third-node.html
index d927a53..37cc204 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/third-node.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_chapter_use_nodes_chapter/res_html/third-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_section/res_html/index.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_section/res_html/index.html
index 1d818ba..31e74c9 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_section/res_html/index.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_section/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes/res_html/nodes_after_top_before_section.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes/res_html/nodes_after_top_before_section.html
index b61cc0a..23b02c6 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes/res_html/nodes_after_top_before_section.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes/res_html/nodes_after_top_before_section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/index.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/index.html
index 457c21b..3df2874 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/index.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/nodes_after_top_before_section_abt.html
 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/nodes_after_top_before_section_abt.html
index a49d36a..83a4760 100644
--- 
a/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/nodes_after_top_before_section_abt.html
+++ 
b/tp/t/results/moresectioning/nodes_after_top_before_section_use_nodes_chapter/res_html/nodes_after_top_before_section_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/placed_things_before_element/res_html/placed_things_before_element.html
 
b/tp/t/results/moresectioning/placed_things_before_element/res_html/placed_things_before_element.html
index 1879b0b..f6a71bf 100644
--- 
a/tp/t/results/moresectioning/placed_things_before_element/res_html/placed_things_before_element.html
+++ 
b/tp/t/results/moresectioning/placed_things_before_element/res_html/placed_things_before_element.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/First-node.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/First-node.html
index 8ccaafe..7d835e6 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/First-node.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/First-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/Second-node.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/Second-node.html
index 37d62e1..210e4bc 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/Second-node.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/Second-node.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/Third-node-unnumbered.html
 
b/tp/t/results/moresectioning/sectioning_frames/res_html/Third-node-unnumbered.html
index 3e2cc3e..ea2e788 100644
--- 
a/tp/t/results/moresectioning/sectioning_frames/res_html/Third-node-unnumbered.html
+++ 
b/tp/t/results/moresectioning/sectioning_frames/res_html/Third-node-unnumbered.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/moresectioning/sectioning_frames/res_html/index.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/index.html
index 7c2083b..1b705e2 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/index.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_abt.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_abt.html
index d974575..85303ea 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_abt.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_ovr.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_ovr.html
index 3c98ac3..b5c09d6 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_ovr.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_ovr.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc.html 
b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc.html
index 7e5d2df..4c4c8a8 100644
--- a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc.html
+++ b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc_frame.html
 
b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc_frame.html
index aa6b3b0..ab76c77 100644
--- 
a/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc_frame.html
+++ 
b/tp/t/results/moresectioning/sectioning_frames/res_html/sectioning_toc_frame.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/top_node_up_explicit/res_html/top_node_up_explicit.html
 
b/tp/t/results/moresectioning/top_node_up_explicit/res_html/top_node_up_explicit.html
index 790318d..5220efc 100644
--- 
a/tp/t/results/moresectioning/top_node_up_explicit/res_html/top_node_up_explicit.html
+++ 
b/tp/t/results/moresectioning/top_node_up_explicit/res_html/top_node_up_explicit.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/top_node_up_implicit/res_html/top_node_up_implicit.html
 
b/tp/t/results/moresectioning/top_node_up_implicit/res_html/top_node_up_implicit.html
index 790318d..5220efc 100644
--- 
a/tp/t/results/moresectioning/top_node_up_implicit/res_html/top_node_up_implicit.html
+++ 
b/tp/t/results/moresectioning/top_node_up_implicit/res_html/top_node_up_implicit.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/two_footnotes_in_nodes/res_html/two_footnotes_in_nodes.html
 
b/tp/t/results/moresectioning/two_footnotes_in_nodes/res_html/two_footnotes_in_nodes.html
index 5a799d2..236670a 100644
--- 
a/tp/t/results/moresectioning/two_footnotes_in_nodes/res_html/two_footnotes_in_nodes.html
+++ 
b/tp/t/results/moresectioning/two_footnotes_in_nodes/res_html/two_footnotes_in_nodes.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/t/results/moresectioning/two_footnotes_in_nodes_separated/res_html/two_footnotes_in_nodes.html
 
b/tp/t/results/moresectioning/two_footnotes_in_nodes_separated/res_html/two_footnotes_in_nodes.html
index 5a799d2..236670a 100644
--- 
a/tp/t/results/moresectioning/two_footnotes_in_nodes_separated/res_html/two_footnotes_in_nodes.html
+++ 
b/tp/t/results/moresectioning/two_footnotes_in_nodes_separated/res_html/two_footnotes_in_nodes.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/raw/displaymath.pl b/tp/t/results/raw/displaymath.pl
index eb3d8fb..7bcd020 100644
--- a/tp/t/results/raw/displaymath.pl
+++ b/tp/t/results/raw/displaymath.pl
@@ -301,6 +301,8 @@ $result_converted{'file_html'}->{'displaymath'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/regions/anchor_in_copying.pl 
b/tp/t/results/regions/anchor_in_copying.pl
index 3513f4a..90aa5ad 100644
--- a/tp/t/results/regions/anchor_in_copying.pl
+++ b/tp/t/results/regions/anchor_in_copying.pl
@@ -432,6 +432,8 @@ Copying.
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/anchor_in_copying_in_footnote.pl 
b/tp/t/results/regions/anchor_in_copying_in_footnote.pl
index c851bc2..bb0d7b8 100644
--- a/tp/t/results/regions/anchor_in_copying_in_footnote.pl
+++ b/tp/t/results/regions/anchor_in_copying_in_footnote.pl
@@ -479,6 +479,8 @@ Copying.
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/anchor_in_titlepage.pl 
b/tp/t/results/regions/anchor_in_titlepage.pl
index d4889a2..fa91447 100644
--- a/tp/t/results/regions/anchor_in_titlepage.pl
+++ b/tp/t/results/regions/anchor_in_titlepage.pl
@@ -362,6 +362,8 @@ $result_converted{'html'}->{'anchor_in_titlepage'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/anchor_in_titlepage_titlepage.pl 
b/tp/t/results/regions/anchor_in_titlepage_titlepage.pl
index e71c1fa..14a17b3 100644
--- a/tp/t/results/regions/anchor_in_titlepage_titlepage.pl
+++ b/tp/t/results/regions/anchor_in_titlepage_titlepage.pl
@@ -362,6 +362,8 @@ 
$result_converted{'html'}->{'anchor_in_titlepage_titlepage'} = '<!DOCTYPE html P
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/format_in_titlepage.pl 
b/tp/t/results/regions/format_in_titlepage.pl
index 9c5657e..245d0ad 100644
--- a/tp/t/results/regions/format_in_titlepage.pl
+++ b/tp/t/results/regions/format_in_titlepage.pl
@@ -298,6 +298,8 @@ $result_converted{'html'}->{'format_in_titlepage'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/format_in_titlepage_titlepage.pl 
b/tp/t/results/regions/format_in_titlepage_titlepage.pl
index 7ea0dff..316fe54 100644
--- a/tp/t/results/regions/format_in_titlepage_titlepage.pl
+++ b/tp/t/results/regions/format_in_titlepage_titlepage.pl
@@ -298,6 +298,8 @@ 
$result_converted{'html'}->{'format_in_titlepage_titlepage'} = '<!DOCTYPE html P
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/ref_in_copying.pl 
b/tp/t/results/regions/ref_in_copying.pl
index 95c4c00..3b6525b 100644
--- a/tp/t/results/regions/ref_in_copying.pl
+++ b/tp/t/results/regions/ref_in_copying.pl
@@ -672,6 +672,8 @@ $result_converted{'html'}->{'ref_in_copying'} = '<!DOCTYPE 
html PUBLIC "-//W3C//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/regions/today_in_copying.pl 
b/tp/t/results/regions/today_in_copying.pl
index cc3b3fe..b3ab409 100644
--- a/tp/t/results/regions/today_in_copying.pl
+++ b/tp/t/results/regions/today_in_copying.pl
@@ -329,6 +329,8 @@ $result_converted{'html'}->{'today_in_copying'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/anchor_in_footnote.pl 
b/tp/t/results/sectioning/anchor_in_footnote.pl
index ca5b204..a073e4a 100644
--- a/tp/t/results/sectioning/anchor_in_footnote.pl
+++ b/tp/t/results/sectioning/anchor_in_footnote.pl
@@ -678,6 +678,8 @@ $result_converted{'html'}->{'anchor_in_footnote'} = 
'<!DOCTYPE html PUBLIC "-//W
 <meta name="keywords" content="Top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/anchor_in_footnote_separate.pl 
b/tp/t/results/sectioning/anchor_in_footnote_separate.pl
index 0d1d49c..39ca841 100644
--- a/tp/t/results/sectioning/anchor_in_footnote_separate.pl
+++ b/tp/t/results/sectioning/anchor_in_footnote_separate.pl
@@ -716,6 +716,8 @@ $result_converted{'html'}->{'anchor_in_footnote_separate'} 
= '<!DOCTYPE html PUB
 <meta name="keywords" content="Top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/anchor_zero.pl 
b/tp/t/results/sectioning/anchor_zero.pl
index cc75af5..77eea9f 100644
--- a/tp/t/results/sectioning/anchor_zero.pl
+++ b/tp/t/results/sectioning/anchor_zero.pl
@@ -245,6 +245,8 @@ $result_converted{'html'}->{'anchor_zero'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/chapter_before_and_after_part.pl 
b/tp/t/results/sectioning/chapter_before_and_after_part.pl
index 5e49bf6..0964d7b 100644
--- a/tp/t/results/sectioning/chapter_before_and_after_part.pl
+++ b/tp/t/results/sectioning/chapter_before_and_after_part.pl
@@ -346,6 +346,8 @@ 
$result_converted{'html'}->{'chapter_before_and_after_part'} = '<!DOCTYPE html P
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/chapter_before_part.pl 
b/tp/t/results/sectioning/chapter_before_part.pl
index b2cd1e4..56fc043 100644
--- a/tp/t/results/sectioning/chapter_before_part.pl
+++ b/tp/t/results/sectioning/chapter_before_part.pl
@@ -239,6 +239,8 @@ $result_converted{'html'}->{'chapter_before_part'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/chapter_between_nodes.pl 
b/tp/t/results/sectioning/chapter_between_nodes.pl
index dbcef83..6d2ac6d 100644
--- a/tp/t/results/sectioning/chapter_between_nodes.pl
+++ b/tp/t/results/sectioning/chapter_between_nodes.pl
@@ -710,6 +710,8 @@ $result_converted{'html'}->{'chapter_between_nodes'} = 
'<!DOCTYPE html PUBLIC "-
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/chapter_node_before_and_after_part.pl 
b/tp/t/results/sectioning/chapter_node_before_and_after_part.pl
index c510284..44f35da 100644
--- a/tp/t/results/sectioning/chapter_node_before_and_after_part.pl
+++ b/tp/t/results/sectioning/chapter_node_before_and_after_part.pl
@@ -637,6 +637,8 @@ 
$result_converted{'html'}->{'chapter_node_before_and_after_part'} = '<!DOCTYPE h
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/character_and_spaces_in_node.pl 
b/tp/t/results/sectioning/character_and_spaces_in_node.pl
index 99dc584..d79a0ef 100644
--- a/tp/t/results/sectioning/character_and_spaces_in_node.pl
+++ b/tp/t/results/sectioning/character_and_spaces_in_node.pl
@@ -569,6 +569,8 @@ $result_converted{'html'}->{'character_and_spaces_in_node'} 
= '<!DOCTYPE html PU
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/character_and_spaces_in_refs.pl 
b/tp/t/results/sectioning/character_and_spaces_in_refs.pl
index 89aa5f3..bb9e002 100644
--- a/tp/t/results/sectioning/character_and_spaces_in_refs.pl
+++ b/tp/t/results/sectioning/character_and_spaces_in_refs.pl
@@ -1983,6 +1983,8 @@ 
$result_converted{'html'}->{'character_and_spaces_in_refs'} = '<!DOCTYPE html PU
 <meta name="keywords" content="Test refs">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
index 5565b9e..f69e567 100644
--- 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
+++ 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="!_&quot;#$%&amp;'()*+-. (Test refs)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="other-nodes.html" rel="up" title="other nodes">
 <link 
href="_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html"
 rel="next" title="/;&lt;=&gt;?[\]^_`|~">
diff --git 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
index 1ccd5d2..e4cbe20 100644
--- 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
+++ 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="/;&lt;=&gt;?[\]^_`|~ (Test refs)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="other-nodes.html" rel="up" title="other nodes">
 <link href="local-node.html" rel="next" title="local   node">
diff --git 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/index.html 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/index.html
index ae779e8..cb4efcd 100644
--- 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/index.html
+++ 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (Test refs)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="other-nodes.html" rel="next" title="other nodes">
 <style type="text/css">
diff --git 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/local-node.html
 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/local-node.html
index 5758da4..2fd1f6a 100644
--- 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/local-node.html
+++ 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/local-node.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="local   node (Test refs)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="other-nodes.html" rel="up" title="other nodes">
 <link 
href="_002f_003b_003c_003d_003e_003f_005b_005c_005d_005e_005f_0060_007c_007e.html"
 rel="prev" title="/;&lt;=&gt;?[\]^_`|~">
diff --git 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/other-nodes.html
 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/other-nodes.html
index 1d7a9f3..e935d2c 100644
--- 
a/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/other-nodes.html
+++ 
b/tp/t/results/sectioning/character_and_spaces_in_refs_out/res_html/other-nodes.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="other nodes (Test refs)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link 
href="_0021_005f_0022_0023_0024_0025_0026_0027_0028_0029_002a_002b_002d_002e.html"
 rel="next" title="!_&quot;#$%&amp;'()*+-.">
diff --git a/tp/t/results/sectioning/contents.pl 
b/tp/t/results/sectioning/contents.pl
index b789326..3e028a0 100644
--- a/tp/t/results/sectioning/contents.pl
+++ b/tp/t/results/sectioning/contents.pl
@@ -777,6 +777,8 @@ $result_converted{'html'}->{'contents'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HT
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/contents_and_shortcontents.pl 
b/tp/t/results/sectioning/contents_and_shortcontents.pl
index 519ef5b..440f258 100644
--- a/tp/t/results/sectioning/contents_and_shortcontents.pl
+++ b/tp/t/results/sectioning/contents_and_shortcontents.pl
@@ -813,6 +813,8 @@ $result_converted{'html'}->{'contents_and_shortcontents'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/contents_with_only_top_node.pl 
b/tp/t/results/sectioning/contents_with_only_top_node.pl
index cc7f32d..aa7a8d9 100644
--- a/tp/t/results/sectioning/contents_with_only_top_node.pl
+++ b/tp/t/results/sectioning/contents_with_only_top_node.pl
@@ -148,6 +148,8 @@ $result_converted{'html'}->{'contents_with_only_top_node'} 
= '<!DOCTYPE html PUB
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/double_node_anchor_float.pl 
b/tp/t/results/sectioning/double_node_anchor_float.pl
index c4aea3b..57e4ab3 100644
--- a/tp/t/results/sectioning/double_node_anchor_float.pl
+++ b/tp/t/results/sectioning/double_node_anchor_float.pl
@@ -876,6 +876,8 @@ $result_converted{'html'}->{'double_node_anchor_float'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#node1" rel="start" title="node1">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/double_part.pl 
b/tp/t/results/sectioning/double_part.pl
index a884076..c893553 100644
--- a/tp/t/results/sectioning/double_part.pl
+++ b/tp/t/results/sectioning/double_part.pl
@@ -871,6 +871,8 @@ $result_converted{'html'}->{'double_part'} = '<!DOCTYPE 
html PUBLIC "-//W3C//DTD
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/double_top.pl 
b/tp/t/results/sectioning/double_top.pl
index 6c30cc5..9bfab66 100644
--- a/tp/t/results/sectioning/double_top.pl
+++ b/tp/t/results/sectioning/double_top.pl
@@ -341,6 +341,8 @@ $result_converted{'html'}->{'double_top'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="ToP">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/empty_top_node_up.pl 
b/tp/t/results/sectioning/empty_top_node_up.pl
index 254bcec..15064ad 100644
--- a/tp/t/results/sectioning/empty_top_node_up.pl
+++ b/tp/t/results/sectioning/empty_top_node_up.pl
@@ -435,6 +435,8 @@ $result_converted{'html'}->{'empty_top_node_up'} = 
'<!DOCTYPE html PUBLIC "-//W3
 <meta name="keywords" content="empty top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/equivalent_labels.pl 
b/tp/t/results/sectioning/equivalent_labels.pl
index a0dcd18..b6af62c 100644
--- a/tp/t/results/sectioning/equivalent_labels.pl
+++ b/tp/t/results/sectioning/equivalent_labels.pl
@@ -676,6 +676,8 @@ $result_converted{'html'}->{'equivalent_labels'} = 
'<!DOCTYPE html PUBLIC "-//W3
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/equivalent_nodes.pl 
b/tp/t/results/sectioning/equivalent_nodes.pl
index 6addf2e..efe1064 100644
--- a/tp/t/results/sectioning/equivalent_nodes.pl
+++ b/tp/t/results/sectioning/equivalent_nodes.pl
@@ -537,6 +537,8 @@ $result_converted{'html'}->{'equivalent_nodes'} = 
'<!DOCTYPE html PUBLIC "-//W3C
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/explicit_node_directions.pl 
b/tp/t/results/sectioning/explicit_node_directions.pl
index 690e35a..7498d75 100644
--- a/tp/t/results/sectioning/explicit_node_directions.pl
+++ b/tp/t/results/sectioning/explicit_node_directions.pl
@@ -822,6 +822,8 @@ $result_converted{'html'}->{'explicit_node_directions'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/external_node_in_menu.pl 
b/tp/t/results/sectioning/external_node_in_menu.pl
index 046c6ba..e6805dd 100644
--- a/tp/t/results/sectioning/external_node_in_menu.pl
+++ b/tp/t/results/sectioning/external_node_in_menu.pl
@@ -818,6 +818,8 @@ $result_converted{'html'}->{'external_node_in_menu'} = 
'<!DOCTYPE html PUBLIC "-
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/internal_top_node_up.pl 
b/tp/t/results/sectioning/internal_top_node_up.pl
index 36bf476..1716503 100644
--- a/tp/t/results/sectioning/internal_top_node_up.pl
+++ b/tp/t/results/sectioning/internal_top_node_up.pl
@@ -543,6 +543,8 @@ $result_converted{'html'}->{'internal_top_node_up'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="internal top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/lone_contents.pl 
b/tp/t/results/sectioning/lone_contents.pl
index 0754516..cd84820 100644
--- a/tp/t/results/sectioning/lone_contents.pl
+++ b/tp/t/results/sectioning/lone_contents.pl
@@ -57,6 +57,8 @@ $result_converted{'html'}->{'lone_contents'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/next_in_menu_is_below.pl 
b/tp/t/results/sectioning/next_in_menu_is_below.pl
index e2f9a29..bef7c2f 100644
--- a/tp/t/results/sectioning/next_in_menu_is_below.pl
+++ b/tp/t/results/sectioning/next_in_menu_is_below.pl
@@ -1220,6 +1220,8 @@ $result_converted{'html'}->{'next_in_menu_is_below'} = 
'<!DOCTYPE html PUBLIC "-
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/no_argument_and_contents.pl 
b/tp/t/results/sectioning/no_argument_and_contents.pl
index e9986a8..459c912 100644
--- a/tp/t/results/sectioning/no_argument_and_contents.pl
+++ b/tp/t/results/sectioning/no_argument_and_contents.pl
@@ -219,6 +219,8 @@ $result_converted{'html'}->{'no_argument_and_contents'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="for example">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/no_element.pl 
b/tp/t/results/sectioning/no_element.pl
index b48a5fc..362efbd 100644
--- a/tp/t/results/sectioning/no_element.pl
+++ b/tp/t/results/sectioning/no_element.pl
@@ -959,6 +959,8 @@ $result_converted{'html'}->{'no_element'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD
 <meta name="keywords" content="no_element test">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/no_menu.pl 
b/tp/t/results/sectioning/no_menu.pl
index 20e87a2..d5b1091 100644
--- a/tp/t/results/sectioning/no_menu.pl
+++ b/tp/t/results/sectioning/no_menu.pl
@@ -552,6 +552,8 @@ $result_converted{'html'}->{'no_menu'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD HTM
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/node_part_chapter_after_chapter.pl 
b/tp/t/results/sectioning/node_part_chapter_after_chapter.pl
index 5f71436..3d7f9a6 100644
--- a/tp/t/results/sectioning/node_part_chapter_after_chapter.pl
+++ b/tp/t/results/sectioning/node_part_chapter_after_chapter.pl
@@ -1082,6 +1082,8 @@ 
$result_converted{'html'}->{'node_part_chapter_after_chapter'} = '<!DOCTYPE html
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/node_part_chapter_after_top.pl 
b/tp/t/results/sectioning/node_part_chapter_after_top.pl
index 1e0027e..e20c4a0 100644
--- a/tp/t/results/sectioning/node_part_chapter_after_top.pl
+++ b/tp/t/results/sectioning/node_part_chapter_after_top.pl
@@ -717,6 +717,8 @@ $result_converted{'html'}->{'node_part_chapter_after_top'} 
= '<!DOCTYPE html PUB
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/node_up_direction_for_top_with_manual.pl 
b/tp/t/results/sectioning/node_up_direction_for_top_with_manual.pl
index ff82706..67d0298 100644
--- a/tp/t/results/sectioning/node_up_direction_for_top_with_manual.pl
+++ b/tp/t/results/sectioning/node_up_direction_for_top_with_manual.pl
@@ -186,6 +186,8 @@ 
$result_converted{'html'}->{'node_up_direction_for_top_with_manual'} = '<!DOCTYP
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/node_up_external_node.pl 
b/tp/t/results/sectioning/node_up_external_node.pl
index 3b4d910..db7dcf2 100644
--- a/tp/t/results/sectioning/node_up_external_node.pl
+++ b/tp/t/results/sectioning/node_up_external_node.pl
@@ -591,6 +591,8 @@ $result_converted{'html'}->{'node_up_external_node'} = 
'<!DOCTYPE html PUBLIC "-
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl 
b/tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl
index 2c8f73a..05ee70e 100644
--- a/tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl
+++ b/tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl
@@ -901,6 +901,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_chapter_nodes'} = '<!DOCTYPE
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split.pl 
b/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split.pl
index 3f3f65d..0c74ed3 100644
--- a/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split.pl
+++ b/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split.pl
@@ -704,6 +704,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_chapter_not_split'} = '<!DOC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split_no_use_node_directions.pl
 
b/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split_no_use_node_directions.pl
index 77eeffa..e154cb6 100644
--- 
a/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split_no_use_node_directions.pl
+++ 
b/tp/t/results/sectioning/nodes_after_top_before_chapter_not_split_no_use_node_directions.pl
@@ -704,6 +704,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_chapter_not_split_no_use_nod
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl 
b/tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl
index f90cdcd..5af00a5 100644
--- a/tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl
+++ b/tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl
@@ -809,6 +809,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_chapter_sections'} = '<!DOCT
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/nodes_after_top_before_section_nodes.pl 
b/tp/t/results/sectioning/nodes_after_top_before_section_nodes.pl
index c9f9773..a3bfebf 100644
--- a/tp/t/results/sectioning/nodes_after_top_before_section_nodes.pl
+++ b/tp/t/results/sectioning/nodes_after_top_before_section_nodes.pl
@@ -903,6 +903,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_section_nodes'} = '<!DOCTYPE
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/nodes_after_top_before_section_sections.pl 
b/tp/t/results/sectioning/nodes_after_top_before_section_sections.pl
index dcce48e..93b34cd 100644
--- a/tp/t/results/sectioning/nodes_after_top_before_section_sections.pl
+++ b/tp/t/results/sectioning/nodes_after_top_before_section_sections.pl
@@ -811,6 +811,8 @@ 
$result_converted{'html'}->{'nodes_after_top_before_section_sections'} = '<!DOCT
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/nodes_no_node_top_explicit_directions.pl 
b/tp/t/results/sectioning/nodes_no_node_top_explicit_directions.pl
index 9b2c5d0..523571f 100644
--- a/tp/t/results/sectioning/nodes_no_node_top_explicit_directions.pl
+++ b/tp/t/results/sectioning/nodes_no_node_top_explicit_directions.pl
@@ -611,6 +611,8 @@ 
$result_converted{'html'}->{'nodes_no_node_top_explicit_directions'} = '<!DOCTYP
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#first" rel="start" title="first">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/non_automatic_internal_top_node_up.pl 
b/tp/t/results/sectioning/non_automatic_internal_top_node_up.pl
index cf9ad13..99e9ff1 100644
--- a/tp/t/results/sectioning/non_automatic_internal_top_node_up.pl
+++ b/tp/t/results/sectioning/non_automatic_internal_top_node_up.pl
@@ -894,6 +894,8 @@ 
$result_converted{'html'}->{'non_automatic_internal_top_node_up'} = '<!DOCTYPE h
 <meta name="keywords" content="internal top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl 
b/tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl
index ebd6db3..6438131 100644
--- a/tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl
+++ b/tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl
@@ -894,6 +894,8 @@ 
$result_converted{'html'}->{'non_automatic_top_node_up_and_url'} = '<!DOCTYPE ht
 <meta name="keywords" content="internal top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="http://www.gnu.org/manual/"; rel="up" title="@acronym{GNU, 
@acronym{GNU}\'s Not Unix} manuals">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/non_automatic_top_node_up_url.pl 
b/tp/t/results/sectioning/non_automatic_top_node_up_url.pl
index 8f9291e..d2886e7 100644
--- a/tp/t/results/sectioning/non_automatic_top_node_up_url.pl
+++ b/tp/t/results/sectioning/non_automatic_top_node_up_url.pl
@@ -741,6 +741,8 @@ 
$result_converted{'html'}->{'non_automatic_top_node_up_url'} = '<!DOCTYPE html P
 <meta name="keywords" content="internal top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="http://www.gnu.org/manual/"; rel="up" title="(dir)">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/one_node_explicit_directions_anchor.pl 
b/tp/t/results/sectioning/one_node_explicit_directions_anchor.pl
index b09a87d..0e4af09 100644
--- a/tp/t/results/sectioning/one_node_explicit_directions_anchor.pl
+++ b/tp/t/results/sectioning/one_node_explicit_directions_anchor.pl
@@ -333,6 +333,8 @@ 
$result_converted{'html'}->{'one_node_explicit_directions_anchor'} = '<!DOCTYPE
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#one-node" rel="start" title="one node">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/one_subsection.pl 
b/tp/t/results/sectioning/one_subsection.pl
index b567ef3..0908e79 100644
--- a/tp/t/results/sectioning/one_subsection.pl
+++ b/tp/t/results/sectioning/one_subsection.pl
@@ -99,6 +99,8 @@ $result_converted{'html'}->{'one_subsection'} = '<!DOCTYPE 
html PUBLIC "-//W3C//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/one_subsection_and_node.pl 
b/tp/t/results/sectioning/one_subsection_and_node.pl
index 1dce2b3..9267d37 100644
--- a/tp/t/results/sectioning/one_subsection_and_node.pl
+++ b/tp/t/results/sectioning/one_subsection_and_node.pl
@@ -203,6 +203,8 @@ $result_converted{'html'}->{'one_subsection_and_node'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#one-node" rel="start" title="one node">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_before_chapter.pl 
b/tp/t/results/sectioning/part_before_chapter.pl
index 751e640..b0ca3a2 100644
--- a/tp/t/results/sectioning/part_before_chapter.pl
+++ b/tp/t/results/sectioning/part_before_chapter.pl
@@ -205,6 +205,8 @@ $result_converted{'html'}->{'part_before_chapter'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/part_before_top.pl 
b/tp/t/results/sectioning/part_before_top.pl
index 81400b1..1604c90 100644
--- a/tp/t/results/sectioning/part_before_top.pl
+++ b/tp/t/results/sectioning/part_before_top.pl
@@ -212,6 +212,8 @@ $result_converted{'html'}->{'part_before_top'} = '<!DOCTYPE 
html PUBLIC "-//W3C/
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/part_chapter_after_top.pl 
b/tp/t/results/sectioning/part_chapter_after_top.pl
index 8395485..fd6db0d 100644
--- a/tp/t/results/sectioning/part_chapter_after_top.pl
+++ b/tp/t/results/sectioning/part_chapter_after_top.pl
@@ -707,6 +707,8 @@ $result_converted{'html'}->{'part_chapter_after_top'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_after_top.pl 
b/tp/t/results/sectioning/part_node_after_top.pl
index a678fb5..7896551 100644
--- a/tp/t/results/sectioning/part_node_after_top.pl
+++ b/tp/t/results/sectioning/part_node_after_top.pl
@@ -617,6 +617,8 @@ $result_converted{'html'}->{'part_node_after_top'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_before_top.pl 
b/tp/t/results/sectioning/part_node_before_top.pl
index e127ba6..4e79bde 100644
--- a/tp/t/results/sectioning/part_node_before_top.pl
+++ b/tp/t/results/sectioning/part_node_before_top.pl
@@ -636,6 +636,8 @@ $result_converted{'html'}->{'part_node_before_top'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_chapter_after_top.pl 
b/tp/t/results/sectioning/part_node_chapter_after_top.pl
index 64745d9..d8ad8ac 100644
--- a/tp/t/results/sectioning/part_node_chapter_after_top.pl
+++ b/tp/t/results/sectioning/part_node_chapter_after_top.pl
@@ -1010,6 +1010,8 @@ 
$result_converted{'html'}->{'part_node_chapter_after_top'} = '<!DOCTYPE html PUB
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_chapter_appendix.pl 
b/tp/t/results/sectioning/part_node_chapter_appendix.pl
index 9ac76b4..bafa5fa 100644
--- a/tp/t/results/sectioning/part_node_chapter_appendix.pl
+++ b/tp/t/results/sectioning/part_node_chapter_appendix.pl
@@ -822,6 +822,8 @@ $result_converted{'html'}->{'part_node_chapter_appendix'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_chapter_node_appendix.pl 
b/tp/t/results/sectioning/part_node_chapter_node_appendix.pl
index 3bbb08d..c2367c0 100644
--- a/tp/t/results/sectioning/part_node_chapter_node_appendix.pl
+++ b/tp/t/results/sectioning/part_node_chapter_node_appendix.pl
@@ -1016,6 +1016,8 @@ 
$result_converted{'html'}->{'part_node_chapter_node_appendix'} = '<!DOCTYPE html
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_node_part_appendix.pl 
b/tp/t/results/sectioning/part_node_node_part_appendix.pl
index b29e10a..72987b6 100644
--- a/tp/t/results/sectioning/part_node_node_part_appendix.pl
+++ b/tp/t/results/sectioning/part_node_node_part_appendix.pl
@@ -1100,6 +1100,8 @@ 
$result_converted{'html'}->{'part_node_node_part_appendix'} = '<!DOCTYPE html PU
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_part_appendix.pl 
b/tp/t/results/sectioning/part_node_part_appendix.pl
index a3f6d04..901f59d 100644
--- a/tp/t/results/sectioning/part_node_part_appendix.pl
+++ b/tp/t/results/sectioning/part_node_part_appendix.pl
@@ -889,6 +889,8 @@ $result_converted{'html'}->{'part_node_part_appendix'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/part_node_part_node_appendix.pl 
b/tp/t/results/sectioning/part_node_part_node_appendix.pl
index d403965..8caaa8e 100644
--- a/tp/t/results/sectioning/part_node_part_node_appendix.pl
+++ b/tp/t/results/sectioning/part_node_part_node_appendix.pl
@@ -1090,6 +1090,8 @@ 
$result_converted{'html'}->{'part_node_part_node_appendix'} = '<!DOCTYPE html PU
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/placed_things_before_element.pl 
b/tp/t/results/sectioning/placed_things_before_element.pl
index 29407e0..d2f158c 100644
--- a/tp/t/results/sectioning/placed_things_before_element.pl
+++ b/tp/t/results/sectioning/placed_things_before_element.pl
@@ -1087,6 +1087,8 @@ 
$result_converted{'html'}->{'placed_things_before_element'} = '<!DOCTYPE html PU
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/placed_things_before_node.pl 
b/tp/t/results/sectioning/placed_things_before_node.pl
index 7134f2c..445db29 100644
--- a/tp/t/results/sectioning/placed_things_before_node.pl
+++ b/tp/t/results/sectioning/placed_things_before_node.pl
@@ -1152,6 +1152,8 @@ $result_converted{'html'}->{'placed_things_before_node'} 
= '<!DOCTYPE html PUBLI
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/protected_node_parentheses.pl 
b/tp/t/results/sectioning/protected_node_parentheses.pl
index 2832a54..f0f901a 100644
--- a/tp/t/results/sectioning/protected_node_parentheses.pl
+++ b/tp/t/results/sectioning/protected_node_parentheses.pl
@@ -667,6 +667,8 @@ $result_converted{'html'}->{'protected_node_parentheses'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/ref_to_top.pl 
b/tp/t/results/sectioning/ref_to_top.pl
index 0d67a18..e01feb2 100644
--- a/tp/t/results/sectioning/ref_to_top.pl
+++ b/tp/t/results/sectioning/ref_to_top.pl
@@ -272,6 +272,8 @@ $result_converted{'html'}->{'ref_to_top'} = '<!DOCTYPE html 
PUBLIC "-//W3C//DTD
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="ToP">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/section_before_part.pl 
b/tp/t/results/sectioning/section_before_part.pl
index b25bd45..c5749d7 100644
--- a/tp/t/results/sectioning/section_before_part.pl
+++ b/tp/t/results/sectioning/section_before_part.pl
@@ -214,6 +214,8 @@ $result_converted{'html'}->{'section_before_part'} = 
'<!DOCTYPE html PUBLIC "-//
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/section_before_top.pl 
b/tp/t/results/sectioning/section_before_top.pl
index a5492fa..788f8c7 100644
--- a/tp/t/results/sectioning/section_before_top.pl
+++ b/tp/t/results/sectioning/section_before_top.pl
@@ -547,6 +547,8 @@ $result_converted{'html'}->{'section_before_top'} = 
'<!DOCTYPE html PUBLIC "-//W
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/section_below_unnumbered.pl 
b/tp/t/results/sectioning/section_below_unnumbered.pl
index 1b49141..ecc2fdf 100644
--- a/tp/t/results/sectioning/section_below_unnumbered.pl
+++ b/tp/t/results/sectioning/section_below_unnumbered.pl
@@ -904,6 +904,8 @@ $result_converted{'html'}->{'section_below_unnumbered'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/section_below_unnumbered_no_top.pl 
b/tp/t/results/sectioning/section_below_unnumbered_no_top.pl
index 82cb4b9..ab61a02 100644
--- a/tp/t/results/sectioning/section_below_unnumbered_no_top.pl
+++ b/tp/t/results/sectioning/section_below_unnumbered_no_top.pl
@@ -147,6 +147,8 @@ 
$result_converted{'html'}->{'section_below_unnumbered_no_top'} = '<!DOCTYPE html
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/section_chapter_before_top_nodes.pl 
b/tp/t/results/sectioning/section_chapter_before_top_nodes.pl
index 0fcc957..e4cf285 100644
--- a/tp/t/results/sectioning/section_chapter_before_top_nodes.pl
+++ b/tp/t/results/sectioning/section_chapter_before_top_nodes.pl
@@ -865,6 +865,8 @@ 
$result_converted{'html'}->{'section_chapter_before_top_nodes'} = '<!DOCTYPE htm
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/section_in_unnumbered_info.pl 
b/tp/t/results/sectioning/section_in_unnumbered_info.pl
index a738c8e..5c41a17 100644
--- a/tp/t/results/sectioning/section_in_unnumbered_info.pl
+++ b/tp/t/results/sectioning/section_in_unnumbered_info.pl
@@ -8234,6 +8234,8 @@ $result_converted{'html'}->{'section_in_unnumbered_info'} 
= '<!DOCTYPE html PUBL
 <meta name="keywords" content="Test section in unnumbered">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/section_in_unnumbered_plaintext.pl 
b/tp/t/results/sectioning/section_in_unnumbered_plaintext.pl
index 06ef739..41824d3 100644
--- a/tp/t/results/sectioning/section_in_unnumbered_plaintext.pl
+++ b/tp/t/results/sectioning/section_in_unnumbered_plaintext.pl
@@ -8056,6 +8056,8 @@ 
$result_converted{'html'}->{'section_in_unnumbered_plaintext'} = '<!DOCTYPE html
 <meta name="keywords" content="Test section in unnumbered">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/section_node_before_part.pl 
b/tp/t/results/sectioning/section_node_before_part.pl
index 20866b4..3ff0af7 100644
--- a/tp/t/results/sectioning/section_node_before_part.pl
+++ b/tp/t/results/sectioning/section_node_before_part.pl
@@ -277,6 +277,8 @@ $result_converted{'html'}->{'section_node_before_part'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/sections_test.pl 
b/tp/t/results/sectioning/sections_test.pl
index 0e956e5..ddfb471 100644
--- a/tp/t/results/sectioning/sections_test.pl
+++ b/tp/t/results/sectioning/sections_test.pl
@@ -736,6 +736,8 @@ $result_converted{'html'}->{'sections_test'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/sections_test_no_use_nodes.pl 
b/tp/t/results/sectioning/sections_test_no_use_nodes.pl
index d77ce34..dc983bd 100644
--- a/tp/t/results/sectioning/sections_test_no_use_nodes.pl
+++ b/tp/t/results/sectioning/sections_test_no_use_nodes.pl
@@ -736,6 +736,8 @@ $result_converted{'html'}->{'sections_test_no_use_nodes'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#top" rel="start" title="top">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/sectioning/sections_test_no_use_nodes_use_node_directions.pl 
b/tp/t/results/sectioning/sections_test_no_use_nodes_use_node_directions.pl
index 5750f07..4719bc9 100644
--- a/tp/t/results/sectioning/sections_test_no_use_nodes_use_node_directions.pl
+++ b/tp/t/results/sectioning/sections_test_no_use_nodes_use_node_directions.pl
@@ -736,6 +736,8 @@ 
$result_converted{'html'}->{'sections_test_no_use_nodes_use_node_directions'} =
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#top" rel="start" title="top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/setfilename_on_top_and_after_node.pl 
b/tp/t/results/sectioning/setfilename_on_top_and_after_node.pl
index 3726bae..c047b3f 100644
--- a/tp/t/results/sectioning/setfilename_on_top_and_after_node.pl
+++ b/tp/t/results/sectioning/setfilename_on_top_and_after_node.pl
@@ -291,6 +291,8 @@ 
$result_converted{'html'}->{'setfilename_on_top_and_after_node'} = '<!DOCTYPE ht
 <meta name="keywords" content="In top ">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/shortcontents.pl 
b/tp/t/results/sectioning/shortcontents.pl
index 5525026..f2b3deb 100644
--- a/tp/t/results/sectioning/shortcontents.pl
+++ b/tp/t/results/sectioning/shortcontents.pl
@@ -773,6 +773,8 @@ $result_converted{'html'}->{'shortcontents'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/space_in_node.pl 
b/tp/t/results/sectioning/space_in_node.pl
index fd0f8cf..103c732 100644
--- a/tp/t/results/sectioning/space_in_node.pl
+++ b/tp/t/results/sectioning/space_in_node.pl
@@ -719,6 +719,8 @@ $result_converted{'html'}->{'space_in_node'} = '<!DOCTYPE 
html PUBLIC "-//W3C//D
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_no_argument_and_content.pl 
b/tp/t/results/sectioning/top_no_argument_and_content.pl
index 4558c54..545482e 100644
--- a/tp/t/results/sectioning/top_no_argument_and_content.pl
+++ b/tp/t/results/sectioning/top_no_argument_and_content.pl
@@ -108,6 +108,8 @@ $result_converted{'html'}->{'top_no_argument_and_content'} 
= '<!DOCTYPE html PUB
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/top_no_argument_and_node.pl 
b/tp/t/results/sectioning/top_no_argument_and_node.pl
index c604a6a..490768d 100644
--- a/tp/t/results/sectioning/top_no_argument_and_node.pl
+++ b/tp/t/results/sectioning/top_no_argument_and_node.pl
@@ -184,6 +184,8 @@ $result_converted{'html'}->{'top_no_argument_and_node'} = 
'<!DOCTYPE html PUBLIC
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#start" rel="start" title="start">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_no_argument_and_top_node.pl 
b/tp/t/results/sectioning/top_no_argument_and_top_node.pl
index 48a1396..e4f2e2f 100644
--- a/tp/t/results/sectioning/top_no_argument_and_top_node.pl
+++ b/tp/t/results/sectioning/top_no_argument_and_top_node.pl
@@ -174,6 +174,8 @@ $result_converted{'html'}->{'top_no_argument_and_top_node'} 
= '<!DOCTYPE html PU
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_node_no_menu_direction.pl 
b/tp/t/results/sectioning/top_node_no_menu_direction.pl
index 8f653ed..8706eb0 100644
--- a/tp/t/results/sectioning/top_node_no_menu_direction.pl
+++ b/tp/t/results/sectioning/top_node_no_menu_direction.pl
@@ -521,6 +521,8 @@ $result_converted{'html'}->{'top_node_no_menu_direction'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_node_part_top.pl 
b/tp/t/results/sectioning/top_node_part_top.pl
index acae774..17774c3 100644
--- a/tp/t/results/sectioning/top_node_part_top.pl
+++ b/tp/t/results/sectioning/top_node_part_top.pl
@@ -340,6 +340,8 @@ $result_converted{'html'}->{'top_node_part_top'} = 
'<!DOCTYPE html PUBLIC "-//W3
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_node_up_url.pl 
b/tp/t/results/sectioning/top_node_up_url.pl
index 60147d9..8133fbe 100644
--- a/tp/t/results/sectioning/top_node_up_url.pl
+++ b/tp/t/results/sectioning/top_node_up_url.pl
@@ -543,6 +543,8 @@ $result_converted{'html'}->{'top_node_up_url'} = '<!DOCTYPE 
html PUBLIC "-//W3C/
 <meta name="keywords" content="internal top node up">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="http://www.gnu.org/manual/"; rel="up" title="@acronym{GNU, 
@acronym{GNU}\'s Not Unix} manuals">
 <style type="text/css">
diff --git a/tp/t/results/sectioning/top_without_node_nodes.pl 
b/tp/t/results/sectioning/top_without_node_nodes.pl
index fd37d61..5493cf6 100644
--- a/tp/t/results/sectioning/top_without_node_nodes.pl
+++ b/tp/t/results/sectioning/top_without_node_nodes.pl
@@ -417,6 +417,8 @@ $result_converted{'html'}->{'top_without_node_nodes'} = 
'<!DOCTYPE html PUBLIC "
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#second" rel="start" title="second">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/top_without_node_sections.pl 
b/tp/t/results/sectioning/top_without_node_sections.pl
index e55ad03..6d16f46 100644
--- a/tp/t/results/sectioning/top_without_node_sections.pl
+++ b/tp/t/results/sectioning/top_without_node_sections.pl
@@ -465,6 +465,8 @@ $result_converted{'html'}->{'top_without_node_sections'} = 
'<!DOCTYPE html PUBLI
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#second" rel="start" title="second">
 <style type="text/css">
 <!--
diff --git 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/a.html 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/a.html
index 38fcd09..f148cef 100644
--- 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/a.html
+++ 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/a.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="&atilde; (Untitled Document)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="n.html" rel="next" title="n">
diff --git 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/index.html
 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/index.html
index 21cc50b..ff4cbd9 100644
--- 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/index.html
+++ 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/index.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="Top (Untitled Document)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="a.html#g_t_00e3" rel="next" title="&atilde;">
 <style type="text/css">
diff --git 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/n.html 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/n.html
index 4b27ce7..918ad57 100644
--- 
a/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/n.html
+++ 
b/tp/t/results/sectioning/transliterated_split_equivalent_nodes/res_html/n.html
@@ -9,6 +9,8 @@
 <meta name="keywords" content="n (Untitled Document)">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html" rel="up" title="Top">
 <link href="a.html#g_t_00e2" rel="next" title="&acirc;">
diff --git a/tp/t/results/sectioning/two_nodes_at_the_end.pl 
b/tp/t/results/sectioning/two_nodes_at_the_end.pl
index accd320..0fa10a2 100644
--- a/tp/t/results/sectioning/two_nodes_at_the_end.pl
+++ b/tp/t/results/sectioning/two_nodes_at_the_end.pl
@@ -1006,6 +1006,8 @@ $result_converted{'html'}->{'two_nodes_at_the_end'} = 
'<!DOCTYPE html PUBLIC "-/
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/two_nodes_between_chapters.pl 
b/tp/t/results/sectioning/two_nodes_between_chapters.pl
index 58bffe8..c7a7c52 100644
--- a/tp/t/results/sectioning/two_nodes_between_chapters.pl
+++ b/tp/t/results/sectioning/two_nodes_between_chapters.pl
@@ -1164,6 +1164,8 @@ $result_converted{'html'}->{'two_nodes_between_chapters'} 
= '<!DOCTYPE html PUBL
 <meta name="keywords" content="top">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/two_unnumbered_no_argument.pl 
b/tp/t/results/sectioning/two_unnumbered_no_argument.pl
index a1d5319..379b89a 100644
--- a/tp/t/results/sectioning/two_unnumbered_no_argument.pl
+++ b/tp/t/results/sectioning/two_unnumbered_no_argument.pl
@@ -146,6 +146,8 @@ $result_converted{'html'}->{'two_unnumbered_no_argument'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="Untitled Document">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/t/results/sectioning/unnumbered_before_node_top_top.pl 
b/tp/t/results/sectioning/unnumbered_before_node_top_top.pl
index 4afe9f8..4763c94 100644
--- a/tp/t/results/sectioning/unnumbered_before_node_top_top.pl
+++ b/tp/t/results/sectioning/unnumbered_before_node_top_top.pl
@@ -400,6 +400,8 @@ 
$result_converted{'html'}->{'unnumbered_before_node_top_top'} = '<!DOCTYPE html
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/unnumbered_before_top_node.pl 
b/tp/t/results/sectioning/unnumbered_before_top_node.pl
index 3447e3b..7135314 100644
--- a/tp/t/results/sectioning/unnumbered_before_top_node.pl
+++ b/tp/t/results/sectioning/unnumbered_before_top_node.pl
@@ -283,6 +283,8 @@ $result_converted{'html'}->{'unnumbered_before_top_node'} = 
'<!DOCTYPE html PUBL
 <meta name="keywords" content="Title titlefont">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/unnumbered_top_without_node_nodes.pl 
b/tp/t/results/sectioning/unnumbered_top_without_node_nodes.pl
index efec6a6..89a931d 100644
--- a/tp/t/results/sectioning/unnumbered_top_without_node_nodes.pl
+++ b/tp/t/results/sectioning/unnumbered_top_without_node_nodes.pl
@@ -691,6 +691,8 @@ 
$result_converted{'html'}->{'unnumbered_top_without_node_nodes'} = '<!DOCTYPE ht
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#a-node" rel="start" title="a node">
 <style type="text/css">
 <!--
diff --git a/tp/t/results/sectioning/unnumbered_top_without_node_sections.pl 
b/tp/t/results/sectioning/unnumbered_top_without_node_sections.pl
index a5da912..45a2d46 100644
--- a/tp/t/results/sectioning/unnumbered_top_without_node_sections.pl
+++ b/tp/t/results/sectioning/unnumbered_top_without_node_sections.pl
@@ -745,6 +745,8 @@ 
$result_converted{'html'}->{'unnumbered_top_without_node_sections'} = '<!DOCTYPE
 <meta name="keywords" content="top section">
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#a-node" rel="start" title="a node">
 <style type="text/css">
 <!--
diff --git 
a/tp/tests/contents/res_parser/contents_and_parts/contents_and_parts.html 
b/tp/tests/contents/res_parser/contents_and_parts/contents_and_parts.html
index 230e024..7675df1 100644
--- a/tp/tests/contents/res_parser/contents_and_parts/contents_and_parts.html
+++ b/tp/tests/contents/res_parser/contents_and_parts/contents_and_parts.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_at_begin/contents_at_begin.html 
b/tp/tests/contents/res_parser/contents_at_begin/contents_at_begin.html
index 60ec462..6f3a973 100644
--- a/tp/tests/contents/res_parser/contents_at_begin/contents_at_begin.html
+++ b/tp/tests/contents/res_parser/contents_at_begin/contents_at_begin.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_at_begin_inline/contents_at_begin.html 
b/tp/tests/contents/res_parser/contents_at_begin_inline/contents_at_begin.html
index b96d99a..17bcc91 100644
--- 
a/tp/tests/contents/res_parser/contents_at_begin_inline/contents_at_begin.html
+++ 
b/tp/tests/contents/res_parser/contents_at_begin_inline/contents_at_begin.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/contents/res_parser/contents_at_end/contents_at_end.html 
b/tp/tests/contents/res_parser/contents_at_end/contents_at_end.html
index 81955fe..ccb5923 100644
--- a/tp/tests/contents/res_parser/contents_at_end/contents_at_end.html
+++ b/tp/tests/contents/res_parser/contents_at_end/contents_at_end.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_at_end_inline/contents_at_end.html 
b/tp/tests/contents/res_parser/contents_at_end_inline/contents_at_end.html
index 2894a3d..e6738eb 100644
--- a/tp/tests/contents/res_parser/contents_at_end_inline/contents_at_end.html
+++ b/tp/tests/contents/res_parser/contents_at_end_inline/contents_at_end.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_in_middle_chapter/contents_in_middle_chapter.html
 
b/tp/tests/contents/res_parser/contents_in_middle_chapter/contents_in_middle_chapter.html
index 0f4216b..cb13aad 100644
--- 
a/tp/tests/contents/res_parser/contents_in_middle_chapter/contents_in_middle_chapter.html
+++ 
b/tp/tests/contents/res_parser/contents_in_middle_chapter/contents_in_middle_chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_in_middle_chapter_inline/contents_in_middle_chapter.html
 
b/tp/tests/contents/res_parser/contents_in_middle_chapter_inline/contents_in_middle_chapter.html
index f20f4c1..b8538e1 100644
--- 
a/tp/tests/contents/res_parser/contents_in_middle_chapter_inline/contents_in_middle_chapter.html
+++ 
b/tp/tests/contents/res_parser/contents_in_middle_chapter_inline/contents_in_middle_chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_in_middle_section/contents_in_middle_section.html
 
b/tp/tests/contents/res_parser/contents_in_middle_section/contents_in_middle_section.html
index 8620066..0bb0142 100644
--- 
a/tp/tests/contents/res_parser/contents_in_middle_section/contents_in_middle_section.html
+++ 
b/tp/tests/contents/res_parser/contents_in_middle_section/contents_in_middle_section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/contents_in_middle_section_inline/contents_in_middle_section.html
 
b/tp/tests/contents/res_parser/contents_in_middle_section_inline/contents_in_middle_section.html
index c87be34..91da42e 100644
--- 
a/tp/tests/contents/res_parser/contents_in_middle_section_inline/contents_in_middle_section.html
+++ 
b/tp/tests/contents/res_parser/contents_in_middle_section_inline/contents_in_middle_section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/contents/res_parser/double_contents/double_contents.html 
b/tp/tests/contents/res_parser/double_contents/double_contents.html
index 9e33fe9..3319b55 100644
--- a/tp/tests/contents/res_parser/double_contents/double_contents.html
+++ b/tp/tests/contents/res_parser/double_contents/double_contents.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title/double_contents.html 
b/tp/tests/contents/res_parser/double_contents_after_title/double_contents.html
index 371f7f6..f38b8be 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title/double_contents.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title/double_contents.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_book/double_contents.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_book/double_contents.html
index 371f7f6..f38b8be 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_book/double_contents.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_book/double_contents.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/chapter.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/chapter.html
index 1cff080..009d8fa 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/chapter.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/double_contents_abt.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/double_contents_abt.html
index 884d623..f138247 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/double_contents_abt.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/double_contents_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/index.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/index.html
index 64dbf51..8d4e8d6 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/index.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_book_chapter/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/chapter.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/chapter.html
index cb90835..b52ea79 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/chapter.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
 <link href="index.html" rel="up" title="Top">
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/index.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/index.html
index aab833e..ccb6d90 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/index.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="#SEC_Contents" rel="contents" title="Table of Contents">
 <link href="chapter.html" rel="next" title="chapter">
diff --git 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/section.html
 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/section.html
index 2604d1c..09feaaa 100644
--- 
a/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/section.html
+++ 
b/tp/tests/contents/res_parser/double_contents_after_title_no_texi2html/section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html" rel="start" title="Top">
 <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
 <link href="chapter.html" rel="up" title="chapter">
diff --git 
a/tp/tests/contents/res_parser/double_contents_book/double_contents.html 
b/tp/tests/contents/res_parser/double_contents_book/double_contents.html
index 7a48506..d67e26b 100644
--- a/tp/tests/contents/res_parser/double_contents_book/double_contents.html
+++ b/tp/tests/contents/res_parser/double_contents_book/double_contents.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/contents/res_parser/double_contents_chapter/chapter.html 
b/tp/tests/contents/res_parser/double_contents_chapter/chapter.html
index b0f733e..79a6322 100644
--- a/tp/tests/contents/res_parser/double_contents_chapter/chapter.html
+++ b/tp/tests/contents/res_parser/double_contents_chapter/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_chapter/double_contents_abt.html 
b/tp/tests/contents/res_parser/double_contents_chapter/double_contents_abt.html
index 302513f..fb038dd 100644
--- 
a/tp/tests/contents/res_parser/double_contents_chapter/double_contents_abt.html
+++ 
b/tp/tests/contents/res_parser/double_contents_chapter/double_contents_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_chapter/double_contents_toc.html 
b/tp/tests/contents/res_parser/double_contents_chapter/double_contents_toc.html
index be5a22a..5d60257 100644
--- 
a/tp/tests/contents/res_parser/double_contents_chapter/double_contents_toc.html
+++ 
b/tp/tests/contents/res_parser/double_contents_chapter/double_contents_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/contents/res_parser/double_contents_chapter/index.html 
b/tp/tests/contents/res_parser/double_contents_chapter/index.html
index 6e4898b..3b14db5 100644
--- a/tp/tests/contents/res_parser/double_contents_chapter/index.html
+++ b/tp/tests/contents/res_parser/double_contents_chapter/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline/double_contents.html 
b/tp/tests/contents/res_parser/double_contents_inline/double_contents.html
index 218de3e..3f938b2 100644
--- a/tp/tests/contents/res_parser/double_contents_inline/double_contents.html
+++ b/tp/tests/contents/res_parser/double_contents_inline/double_contents.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_chapter/chapter.html 
b/tp/tests/contents/res_parser/double_contents_inline_chapter/chapter.html
index d7a17fc..1bc0707 100644
--- a/tp/tests/contents/res_parser/double_contents_inline_chapter/chapter.html
+++ b/tp/tests/contents/res_parser/double_contents_inline_chapter/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_chapter/double_contents_abt.html
 
b/tp/tests/contents/res_parser/double_contents_inline_chapter/double_contents_abt.html
index 884d623..f138247 100644
--- 
a/tp/tests/contents/res_parser/double_contents_inline_chapter/double_contents_abt.html
+++ 
b/tp/tests/contents/res_parser/double_contents_inline_chapter/double_contents_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_chapter/index.html 
b/tp/tests/contents/res_parser/double_contents_inline_chapter/index.html
index 177b977..978b52c 100644
--- a/tp/tests/contents/res_parser/double_contents_inline_chapter/index.html
+++ b/tp/tests/contents/res_parser/double_contents_inline_chapter/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_nodes/chapter.html 
b/tp/tests/contents/res_parser/double_contents_inline_nodes/chapter.html
index 25c8e76..8c86d46 100644
--- a/tp/tests/contents/res_parser/double_contents_inline_nodes/chapter.html
+++ b/tp/tests/contents/res_parser/double_contents_inline_nodes/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_nodes/double_contents_abt.html
 
b/tp/tests/contents/res_parser/double_contents_inline_nodes/double_contents_abt.html
index 1350112..1938cd6 100644
--- 
a/tp/tests/contents/res_parser/double_contents_inline_nodes/double_contents_abt.html
+++ 
b/tp/tests/contents/res_parser/double_contents_inline_nodes/double_contents_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_nodes/index.html 
b/tp/tests/contents/res_parser/double_contents_inline_nodes/index.html
index 2735a60..1d02bde 100644
--- a/tp/tests/contents/res_parser/double_contents_inline_nodes/index.html
+++ b/tp/tests/contents/res_parser/double_contents_inline_nodes/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_nodes/section.html 
b/tp/tests/contents/res_parser/double_contents_inline_nodes/section.html
index f952169..09edc24 100644
--- a/tp/tests/contents/res_parser/double_contents_inline_nodes/section.html
+++ b/tp/tests/contents/res_parser/double_contents_inline_nodes/section.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
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diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_section/chapter.html 
b/tp/tests/contents/res_parser/double_contents_inline_section/chapter.html
index 206ede1..200d339 100644
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diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_section/double_contents_abt.html
 
b/tp/tests/contents/res_parser/double_contents_inline_section/double_contents_abt.html
index 884d623..f138247 100644
--- 
a/tp/tests/contents/res_parser/double_contents_inline_section/double_contents_abt.html
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diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_section/index.html 
b/tp/tests/contents/res_parser/double_contents_inline_section/index.html
index 515d06d..bd51c64 100644
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diff --git 
a/tp/tests/contents/res_parser/double_contents_inline_section/section.html 
b/tp/tests/contents/res_parser/double_contents_inline_section/section.html
index a8d654b..d1b357a 100644
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diff --git a/tp/tests/contents/res_parser/double_contents_nodes/chapter.html 
b/tp/tests/contents/res_parser/double_contents_nodes/chapter.html
index d17445a..a930d01 100644
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diff --git 
a/tp/tests/contents/res_parser/double_contents_nodes/double_contents_abt.html 
b/tp/tests/contents/res_parser/double_contents_nodes/double_contents_abt.html
index 6284823..474a136 100644
--- 
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+
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diff --git 
a/tp/tests/contents/res_parser/double_contents_nodes/double_contents_toc.html 
b/tp/tests/contents/res_parser/double_contents_nodes/double_contents_toc.html
index cdd9498..7c9f21a 100644
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diff --git a/tp/tests/contents/res_parser/double_contents_nodes/index.html 
b/tp/tests/contents/res_parser/double_contents_nodes/index.html
index 428c7b8..770f065 100644
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diff --git a/tp/tests/contents/res_parser/double_contents_nodes/section.html 
b/tp/tests/contents/res_parser/double_contents_nodes/section.html
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diff --git a/tp/tests/contents/res_parser/double_contents_section/chapter.html 
b/tp/tests/contents/res_parser/double_contents_section/chapter.html
index ec406b5..6a65ab5 100644
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diff --git 
a/tp/tests/contents/res_parser/double_contents_section/double_contents_abt.html 
b/tp/tests/contents/res_parser/double_contents_section/double_contents_abt.html
index 302513f..fb038dd 100644
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diff --git 
a/tp/tests/contents/res_parser/double_contents_section/double_contents_toc.html 
b/tp/tests/contents/res_parser/double_contents_section/double_contents_toc.html
index 041d5e3..ae5e812 100644
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diff --git a/tp/tests/contents/res_parser/double_contents_section/index.html 
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diff --git a/tp/tests/contents/res_parser/double_contents_section/section.html 
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diff --git a/tp/tests/contents/res_parser/no_content/no_content.html 
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index 97383d3..a9b1578 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_do_contents/no_content.html 
b/tp/tests/contents/res_parser/no_content_do_contents/no_content.html
index 3909753..cf6b3b0 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_do_contents_inline/no_content.html 
b/tp/tests/contents/res_parser/no_content_do_contents_inline/no_content.html
index 97383d3..a9b1578 100644
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diff --git a/tp/tests/contents/res_parser/no_content_inline/no_content.html 
b/tp/tests/contents/res_parser/no_content_inline/no_content.html
index 97383d3..a9b1578 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_setcatpage/no_content_setcatpage.html 
b/tp/tests/contents/res_parser/no_content_setcatpage/no_content_setcatpage.html
index 97383d3..a9b1578 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_setcatpage_do_contents/no_content_setcatpage.html
 
b/tp/tests/contents/res_parser/no_content_setcatpage_do_contents/no_content_setcatpage.html
index 3909753..cf6b3b0 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_setcatpage_do_contents_inline/no_content_setcatpage.html
 
b/tp/tests/contents/res_parser/no_content_setcatpage_do_contents_inline/no_content_setcatpage.html
index 97383d3..a9b1578 100644
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diff --git 
a/tp/tests/contents/res_parser/no_content_setcatpage_inline/no_content_setcatpage.html
 
b/tp/tests/contents/res_parser/no_content_setcatpage_inline/no_content_setcatpage.html
index 97383d3..a9b1578 100644
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diff --git 
a/tp/tests/formatting/res_parser/ignore_and_comments_output/ignore_and_comments.html
 
b/tp/tests/formatting/res_parser/ignore_and_comments_output/ignore_and_comments.html
index ec6ee31..5bcb411 100644
--- 
a/tp/tests/formatting/res_parser/ignore_and_comments_output/ignore_and_comments.html
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diff --git a/tp/tests/formatting/res_parser/simplest_test_css/simplest.html 
b/tp/tests/formatting/res_parser/simplest_test_css/simplest.html
index f7cd9d6..4a4d411 100644
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diff --git a/tp/tests/formatting/res_parser/test_redefine_need/test_need.html 
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index 3b69383..3fb5238 100644
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diff --git 
a/tp/tests/indices/res_parser/index_and_node_same_name/index_and_node_same_name.html
 
b/tp/tests/indices/res_parser/index_and_node_same_name/index_and_node_same_name.html
index 0f3a8e3..caf78c1 100644
--- 
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diff --git 
a/tp/tests/indices/res_parser/index_entry_in_footnote/index_entry_in_footnote.html
 
b/tp/tests/indices/res_parser/index_entry_in_footnote/index_entry_in_footnote.html
index 0e67911..3ed78f6 100644
--- 
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diff --git 
a/tp/tests/indices/res_parser/index_no_node_no_top/index_no_node_no_top.html 
b/tp/tests/indices/res_parser/index_no_node_no_top/index_no_node_no_top.html
index 2744339..d13db48 100644
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index 8af7f01..e0ed311 100644
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diff --git a/tp/tests/indices/res_parser/index_nodes_nodes/a-node.html 
b/tp/tests/indices/res_parser/index_nodes_nodes/a-node.html
index 09e1bfa..bdde6a0 100644
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diff --git a/tp/tests/indices/res_parser/index_nodes_nodes/another.html 
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index 7dcd582..97857aa 100644
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diff --git a/tp/tests/indices/res_parser/index_nodes_nodes/first.html 
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index 85884ff..e19fa8f 100644
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diff --git a/tp/tests/indices/res_parser/index_nodes_nodes/index.html 
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index bce02c6..ea2ffd0 100644
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diff --git 
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--- 
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a/tp/tests/indices/res_parser/index_special_region_no_region_html/Copying-and-indices.html
 
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index 5d21de4..0bb4406 100644
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diff --git 
a/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_abt.html
 
b/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_abt.html
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diff --git 
a/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_fot.html
 
b/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_fot.html
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diff --git 
a/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_toc.html
 
b/tp/tests/indices/res_parser/index_special_region_no_region_html/index_special_region_no_region_toc.html
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a/tp/tests/indices/res_parser/nodes_before_top_and_sections_html_chapter/chapter.html
 
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a/tp/tests/indices/res_parser/nodes_before_top_and_sections_html_chapter_nodes/nodes_before_top_and_sections_abt.html
 
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a/tp/tests/indices/res_parser/printindex_between_node_section/printindex_between_node_section.html
 
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a/tp/tests/indices/res_parser/printindex_between_part_chapter/printindex_between_part_chapter.html
 
b/tp/tests/indices/res_parser/printindex_between_part_chapter/printindex_between_part_chapter.html
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a/tp/tests/indices/res_parser_info/index_special_region_html/Copying-and-indices.html
 
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a/tp/tests/indices/res_parser_info/index_special_region_no_insertcopying_html/Copying-and-indices.html
 
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a/tp/tests/indices/res_parser_info/index_special_region_no_insertcopying_html/index.html
 
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diff --git 
a/tp/tests/indices/res_parser_info/index_special_region_no_region_html/Copying-and-indices.html
 
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diff --git 
a/tp/tests/indices/res_parser_info/index_special_region_no_region_html/index.html
 
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diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/chapter.html
 
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a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/chapter.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html#Top" rel="start" title="Top">
 <link href="first-before-top.html#first-before-top" rel="index" title="first 
before top">
 <link href="index.html#Top" rel="up" title="Top">
diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/first-before-top.html
 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/first-before-top.html
index 55e588d..c16c188 100644
--- 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/first-before-top.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/first-before-top.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html#Top" rel="start" title="Top">
 <link href="#first-before-top" rel="index" title="first before top">
 <link href="../dir/index.html" rel="up" title="(dir)">
diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/index.html
 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/index.html
index 6cc77c4..2706266 100644
--- 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/index.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="first-before-top.html#first-before-top" rel="index" title="first 
before top">
 <link href="first-before-top.html#first-before-top" rel="prev" title="first 
before top">
diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/chapter.html
 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/chapter.html
index 1dfee40..7951e6b 100644
--- 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/chapter.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html#Top" rel="start" title="Top">
 <link href="first-before-top.html#first-before-top" rel="index" title="first 
before top">
 <link href="index.html#Top" rel="up" title="Top">
diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/first-before-top.html
 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/first-before-top.html
index 55e588d..c16c188 100644
--- 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/first-before-top.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/first-before-top.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="index.html#Top" rel="start" title="Top">
 <link href="#first-before-top" rel="index" title="first before top">
 <link href="../dir/index.html" rel="up" title="(dir)">
diff --git 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/index.html
 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/index.html
index 6cc77c4..2706266 100644
--- 
a/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/index.html
+++ 
b/tp/tests/indices/res_parser_info/nodes_before_top_and_sections_html_chapter_nodes/index.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <link href="#Top" rel="start" title="Top">
 <link href="first-before-top.html#first-before-top" rel="index" title="first 
before top">
 <link href="first-before-top.html#first-before-top" rel="prev" title="first 
before top">
diff --git a/tp/tests/layout/res_parser/formatting/formatting.html 
b/tp/tests/layout/res_parser/formatting/formatting.html
index 38dbdab..135ad35 100644
--- a/tp/tests/layout/res_parser/formatting/formatting.html
+++ b/tp/tests/layout/res_parser/formatting/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/chapter.html 
b/tp/tests/layout/res_parser/formatting_chm/chapter.html
index ca07f0a..3d5d5f3 100644
--- a/tp/tests/layout/res_parser/formatting_chm/chapter.html
+++ b/tp/tests/layout/res_parser/formatting_chm/chapter.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/chapter2.html 
b/tp/tests/layout/res_parser/formatting_chm/chapter2.html
index e7bcca7..f0636f0 100644
--- a/tp/tests/layout/res_parser/formatting_chm/chapter2.html
+++ b/tp/tests/layout/res_parser/formatting_chm/chapter2.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/formatting.html 
b/tp/tests/layout/res_parser/formatting_chm/formatting.html
index f3752c6..e192d22 100644
--- a/tp/tests/layout/res_parser/formatting_chm/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_chm/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/formatting_abt.html 
b/tp/tests/layout/res_parser/formatting_chm/formatting_abt.html
index 3b7abad..b47e2ae 100644
--- a/tp/tests/layout/res_parser/formatting_chm/formatting_abt.html
+++ b/tp/tests/layout/res_parser/formatting_chm/formatting_abt.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/formatting_ovr.html 
b/tp/tests/layout/res_parser/formatting_chm/formatting_ovr.html
index 4bb12d9..4d409ee 100644
--- a/tp/tests/layout/res_parser/formatting_chm/formatting_ovr.html
+++ b/tp/tests/layout/res_parser/formatting_chm/formatting_ovr.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/formatting_toc.html 
b/tp/tests/layout/res_parser/formatting_chm/formatting_toc.html
index 9ee6cb2..216fbd8 100644
--- a/tp/tests/layout/res_parser/formatting_chm/formatting_toc.html
+++ b/tp/tests/layout/res_parser/formatting_chm/formatting_toc.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_chm/s_002d_002dect_002cion.html 
b/tp/tests/layout/res_parser/formatting_chm/s_002d_002dect_002cion.html
index 47f983b..76e6531 100644
--- a/tp/tests/layout/res_parser/formatting_chm/s_002d_002dect_002cion.html
+++ b/tp/tests/layout/res_parser/formatting_chm/s_002d_002dect_002cion.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_chm/subsection.html 
b/tp/tests/layout/res_parser/formatting_chm/subsection.html
index 5695a71..604f74b 100644
--- a/tp/tests/layout/res_parser/formatting_chm/subsection.html
+++ b/tp/tests/layout/res_parser/formatting_chm/subsection.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_chm/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
 
b/tp/tests/layout/res_parser/formatting_chm/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
index 6c69c5a..177df39 100644
--- 
a/tp/tests/layout/res_parser/formatting_chm/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
+++ 
b/tp/tests/layout/res_parser/formatting_chm/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_chm/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
 
b/tp/tests/layout/res_parser/formatting_chm/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
index b9026ea..a2abc60 100644
--- 
a/tp/tests/layout/res_parser/formatting_chm/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
+++ 
b/tp/tests/layout/res_parser/formatting_chm/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/chapter.html 
b/tp/tests/layout/res_parser/formatting_exotic/chapter.html
index 59f1a66..39c4a81 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/chapter.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/chapter.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/chapter2.html 
b/tp/tests/layout/res_parser/formatting_exotic/chapter2.html
index a35c7ae..9332908 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/chapter2.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/chapter2.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/formatting_abt.html 
b/tp/tests/layout/res_parser/formatting_exotic/formatting_abt.html
index 8bd3863..22d4a13 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/formatting_abt.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/formatting_abt.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/formatting_ovr.html 
b/tp/tests/layout/res_parser/formatting_exotic/formatting_ovr.html
index 9d4c44e..e983403 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/formatting_ovr.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/formatting_ovr.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/formatting_toc.html 
b/tp/tests/layout/res_parser/formatting_exotic/formatting_toc.html
index 7c4a559..c9d6804 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/formatting_toc.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/formatting_toc.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_exotic/index.html 
b/tp/tests/layout/res_parser/formatting_exotic/index.html
index 4fa1240..567e4f8 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/index.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/index.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_exotic/s_002d_002dect_002cion.html 
b/tp/tests/layout/res_parser/formatting_exotic/s_002d_002dect_002cion.html
index 3b7a72c..5c5f7b1 100644
--- a/tp/tests/layout/res_parser/formatting_exotic/s_002d_002dect_002cion.html
+++ b/tp/tests/layout/res_parser/formatting_exotic/s_002d_002dect_002cion.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_fr_icons/formatting.html 
b/tp/tests/layout/res_parser/formatting_fr_icons/formatting.html
index a07848a..8457db8 100644
--- a/tp/tests/layout/res_parser/formatting_fr_icons/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_fr_icons/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_html/formatting.html 
b/tp/tests/layout/res_parser/formatting_html/formatting.html
index 38dbdab..135ad35 100644
--- a/tp/tests/layout/res_parser/formatting_html/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_html/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_html32/formatting.html 
b/tp/tests/layout/res_parser/formatting_html32/formatting.html
index 7dc1c19..93a6f0f 100644
--- a/tp/tests/layout/res_parser/formatting_html32/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_html32/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 
 
 </head>
diff --git a/tp/tests/layout/res_parser/formatting_html_nodes/chapter.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/chapter.html
index 7f667d8..d301462 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/chapter.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/chapter.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_html_nodes/chapter2.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/chapter2.html
index eb6db57..974bf16 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/chapter2.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/chapter2.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_abt.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_abt.html
index b89954f..a12422a 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_abt.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_abt.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_fot.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_fot.html
index 2608929..9d89789 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_fot.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_fot.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_ovr.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_ovr.html
index 1d93b94..cf701d1 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_ovr.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_ovr.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_toc.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_toc.html
index af4176b..4c7c485 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/formatting_toc.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/formatting_toc.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_html_nodes/index.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/index.html
index b5b3e76..61fab19 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/index.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/index.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/s_002d_002dect_002cion.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/s_002d_002dect_002cion.html
index 4a2d689..5d6f6df 100644
--- 
a/tp/tests/layout/res_parser/formatting_html_nodes/s_002d_002dect_002cion.html
+++ 
b/tp/tests/layout/res_parser/formatting_html_nodes/s_002d_002dect_002cion.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_html_nodes/subsection.html 
b/tp/tests/layout/res_parser/formatting_html_nodes/subsection.html
index 79d23c1..ac17af1 100644
--- a/tp/tests/layout/res_parser/formatting_html_nodes/subsection.html
+++ b/tp/tests/layout/res_parser/formatting_html_nodes/subsection.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
 
b/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
index 9a7398e..7d239b8 100644
--- 
a/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
+++ 
b/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
 
b/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
index 6564083..5efc00f 100644
--- 
a/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
+++ 
b/tp/tests/layout/res_parser/formatting_html_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_mathjax/formatting.html 
b/tp/tests/layout/res_parser/formatting_mathjax/formatting.html
index 1f957e3..ce1e62b 100644
--- a/tp/tests/layout/res_parser/formatting_mathjax/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_mathjax/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/chapter.html 
b/tp/tests/layout/res_parser/formatting_nodes/chapter.html
index 7f667d8..d301462 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/chapter.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/chapter.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/chapter2.html 
b/tp/tests/layout/res_parser/formatting_nodes/chapter2.html
index eb6db57..974bf16 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/chapter2.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/chapter2.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/formatting_abt.html 
b/tp/tests/layout/res_parser/formatting_nodes/formatting_abt.html
index b89954f..a12422a 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/formatting_abt.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/formatting_abt.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/formatting_fot.html 
b/tp/tests/layout/res_parser/formatting_nodes/formatting_fot.html
index 2608929..9d89789 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/formatting_fot.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/formatting_fot.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/formatting_ovr.html 
b/tp/tests/layout/res_parser/formatting_nodes/formatting_ovr.html
index 1d93b94..cf701d1 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/formatting_ovr.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/formatting_ovr.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/formatting_toc.html 
b/tp/tests/layout/res_parser/formatting_nodes/formatting_toc.html
index af4176b..4c7c485 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/formatting_toc.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/formatting_toc.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/index.html 
b/tp/tests/layout/res_parser/formatting_nodes/index.html
index b5b3e76..61fab19 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/index.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/index.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_nodes/s_002d_002dect_002cion.html 
b/tp/tests/layout/res_parser/formatting_nodes/s_002d_002dect_002cion.html
index 4a2d689..5d6f6df 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/s_002d_002dect_002cion.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/s_002d_002dect_002cion.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_nodes/subsection.html 
b/tp/tests/layout/res_parser/formatting_nodes/subsection.html
index 79d23c1..ac17af1 100644
--- a/tp/tests/layout/res_parser/formatting_nodes/subsection.html
+++ b/tp/tests/layout/res_parser/formatting_nodes/subsection.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
 
b/tp/tests/layout/res_parser/formatting_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
index 9a7398e..7d239b8 100644
--- 
a/tp/tests/layout/res_parser/formatting_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
+++ 
b/tp/tests/layout/res_parser/formatting_nodes/subsubsection-_0060_0060simple_002ddouble_002d_002d.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
 
b/tp/tests/layout/res_parser/formatting_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
index 6564083..5efc00f 100644
--- 
a/tp/tests/layout/res_parser/formatting_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
+++ 
b/tp/tests/layout/res_parser/formatting_nodes/subsubsection-three_002d_002d_002dfour_002d_002d_002d_002d_0027_0027.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/formatting_regions/formatting_regions.html 
b/tp/tests/layout/res_parser/formatting_regions/formatting_regions.html
index 8e4b565..7f77f0c 100644
--- a/tp/tests/layout/res_parser/formatting_regions/formatting_regions.html
+++ b/tp/tests/layout/res_parser/formatting_regions/formatting_regions.html
@@ -628,6 +628,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git a/tp/tests/layout/res_parser/formatting_weird_quotes/formatting.html 
b/tp/tests/layout/res_parser/formatting_weird_quotes/formatting.html
index 1bac420..4c376d8 100644
--- a/tp/tests/layout/res_parser/formatting_weird_quotes/formatting.html
+++ b/tp/tests/layout/res_parser/formatting_weird_quotes/formatting.html
@@ -629,6 +629,8 @@ truc: after a deff item
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/chapter.html 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/chapter.html
index ffe21b8..716dcff 100644
--- 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/chapter.html
+++ 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/chapter.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_abt.html
 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_abt.html
index 1a30e30..9c7ba7c 100644
--- 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_abt.html
+++ 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_abt.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_toc.html
 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_toc.html
index 78af75f..02bf422 100644
--- 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_toc.html
+++ 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/navigation_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/subsection.html
 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/subsection.html
index 4ac8cf4..566c542 100644
--- 
a/tp/tests/layout/res_parser/navigation_test_misc_file_collision/subsection.html
+++ 
b/tp/tests/layout/res_parser/navigation_test_misc_file_collision/subsection.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic.html 
b/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic.html
index c667a76..58122d1 100644
--- a/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic.html
+++ b/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic_toc.html 
b/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic_toc.html
index 2b70f63..2a7eeac 100644
--- 
a/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic_toc.html
+++ 
b/tp/tests/layout/res_parser/no_monolithic_only_toc_out/no_monolithic_toc.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/nested_formats/res_parser/nested_cartouche/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_cartouche/nested_formats.html
index 1feaa59..1a7fea4 100644
--- a/tp/tests/nested_formats/res_parser/nested_cartouche/nested_formats.html
+++ b/tp/tests/nested_formats/res_parser/nested_cartouche/nested_formats.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/nested_formats/res_parser/nested_deffn/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_deffn/nested_formats.html
index 1c1e232..da02d71 100644
--- a/tp/tests/nested_formats/res_parser/nested_deffn/nested_formats.html
+++ b/tp/tests/nested_formats/res_parser/nested_deffn/nested_formats.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
+
 <style type="text/css">
 <!--
 a.copiable-anchor {visibility: hidden; text-decoration: none; line-height: 0em}
diff --git 
a/tp/tests/nested_formats/res_parser/nested_enumerate/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_enumerate/nested_formats.html
index c2d849d..5cefef6 100644
--- a/tp/tests/nested_formats/res_parser/nested_enumerate/nested_formats.html
+++ b/tp/tests/nested_formats/res_parser/nested_enumerate/nested_formats.html
@@ -10,6 +10,8 @@
 <meta name="resource-type" content="document">
 <meta name="distribution" content="global">
 <meta name="Generator" content="texi2any">
+<meta name="viewport" content="width=device-width,initial-scale=1">
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a/tp/tests/nested_formats/res_parser/nested_example/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_example/nested_formats.html
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a/tp/tests/nested_formats/res_parser/nested_flushright/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_flushright/nested_formats.html
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a/tp/tests/nested_formats/res_parser/nested_group/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_group/nested_formats.html
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a/tp/tests/nested_formats/res_parser/nested_itemize/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_itemize/nested_formats.html
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diff --git a/tp/tests/nested_formats/res_parser/nested_menu/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_menu/nested_formats.html
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diff --git 
a/tp/tests/nested_formats/res_parser/nested_multitable/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_multitable/nested_formats.html
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a/tp/tests/nested_formats/res_parser/nested_quotation/nested_formats.html 
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diff --git 
a/tp/tests/nested_formats/res_parser/nested_table/nested_formats.html 
b/tp/tests/nested_formats/res_parser/nested_table/nested_formats.html
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diff --git 
a/tp/tests/sectioning/res_parser/sectioning_directions/sectioning.html 
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