  <p><em>This section describes the status of this document at the time of
   its publication. Other documents may supersede this document. A list of
   current W3C publications and the latest revision of this technical report
   can be found in the <a href="https://www.w3.org/TR/">W3C technical reports
   index at https://www.w3.org/TR/.</a></em>

  <p>Publication as a Last Call Working Draft does not imply endorsement by the W3C
   Membership. This is a draft document and may be updated, replaced or
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   document as other than work in progress.

  <p><a href="https://github.com/w3c/csswg-drafts/issues">GitHub Issues</a> are preferred for discussion of this specification.
    When filing an issue, please put the text “[SHORTNAME]” in the title,
    preferably like this:
    “[<!---->[SHORTNAME]] <i lt>…summary of comment…</i>”.
    All issues and comments are <a href="https://lists.w3.org/Archives/Public/public-css-archive/">archived</a>,
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  <p>This document was produced by the <a
   href="https://www.w3.org/Style/CSS/">CSS Working Group</a> (part of
   the <a href="https://www.w3.org/Style/">Style Activity</a>).

  <p>This document was produced by a group operating under the <a
   href="https://www.w3.org/Consortium/Patent-Policy/">
   W3C Patent Policy</a>. W3C maintains a <a
   href="https://www.w3.org/2004/01/pp-impl/32061/status"
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   href="https://www.w3.org/Consortium/Patent-Policy/#sec-Disclosure">section
   6 of the W3C Patent Policy</a>.</p>

  <p>This specification is a <strong>Last Call Working Draft</strong>. All
   persons are encouraged to review this document and <strong>send comments
   to the <a href="https://lists.w3.org/Archives/Public/www-style/">www-style</a>
   mailing list</strong> as described above. The <strong>deadline for
   comments</strong> is <strong><time class="status-deadline" datetime="[ISODEADLINE]">[DEADLINE]</time></strong>.

  <p>This document is governed by the <a id="w3c_process_revision" href="https://www.w3.org/2019/Process-20190301/">1 March 2019 W3C Process Document</a>.

  <p>[STATUSTEXT]
