css/css-multicol/multicol-span-all-011.html

<!DOCTYPE html>
<html>
  <meta charset="utf-8">
  <title>CSS Multi-column Layout Test: Test a bidi-override multi-column container with a dir=rtl column-span:all child</title>
  <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
  <link rel="author" title="Mozilla" href="http://www.mozilla.org/">
  <link rel="help" href="https://drafts.csswg.org/css-multicol-1/#column-span">
  <link rel="match" href="multicol-span-all-011-ref.html">
  <meta name="assert" content="This test checks that the text is correctly split by 'dir=rtl' column-span:all child in a bidi-override multi-column container.">

  <style>
  article {
    column-count: 2;
    column-rule: 6px solid;
    width: 400px;
    outline: 1px solid black;
    unicode-bidi: bidi-override; /* Needed to trigger bidi resolution. */
  }
  h3 {
    column-span: all;
    outline: 1px solid blue;
  }
  </style>

  <article>
    <div>before<h3 dir="rtl">spanner</h3>after</div>
  </article>
</html>