wpt/css/css-break/widows-orphans-004.html at master · web-platform-tests/wpt · GitHub

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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Fragmentation level 3 Test: orphans and line boxes</title>
<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/">
<link rel="help" href="https://drafts.csswg.org/css-break/#widows-orphans">
<link rel="match" href="reference/widows-orphans-001-ref.html">
<meta name="assert" content="The orphans property affects block containers that establish an inline formatting context">
<style>
div p { margin: 0; }

div {
  columns: 4;
  column-gap: 0;
  position: absolute; /* shrinkwrap. Using an explicit width in 'ch' with a monospace font would be fine as well if all UAs supported 'ch', but some don't. */
  column-fill: balance-all; /* to make sure it balances as well on paged media */
}
div p {
  widows: 1; /* to avoid interference */
  orphans: 2;
}

/* The lines of each paragraphs should be kept together if the orphans property applies,
   or spread over the 4 columns if it fails to,
   or all above one-another in a single column if multicol doesn't work. */

</style>
<body>
  <p>Test passes if there are 4 “X” characters <strong>arranged in a 2 by 2 square</strong> below.

  <div>
    <p>X<br>X
    <p>X<br>X
  </div>
</body>