testing/web-platform/tests/css/css-contain/contain-content-004.html


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<!DOCTYPE html>

  <meta charset="UTF-8">

  <title>CSS Containment Test: 'contain: content' applies to 'table-cell' elements</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
  <link rel="help" href="https://www.w3.org/TR/css-contain-1/#containment-layout">
  <link rel="match" href="reference/contain-layout-cell-001-ref.html">

  <meta content="In this test, the td#contain should act as the containing block for div#abs-pos ." name="assert">

  <style>
  table
    {
      background-color: blue;
      border-spacing: 2px;
      height: 206px;
      table-layout: fixed;
      width: 206px;
    }

  td
    {
      background-color: white;
      padding: 0px;
      vertical-align: top;
    }

  td#contain
    {
      contain: content;
    }

  span
    {
      background-color: red;
      color: yellow;
      font-family: monospace;
      vertical-align: top;
    }

  div#abs-pos
    {
      background-color: green;
      color: white;
      font-family: monospace;
      left: 0px;
      position: absolute;
      top: 0px;
    }
  </style>

  <p>Test passes if there is the word PASS and if there is <strong>no red</strong>.

  <table>

    <tr><td>&nbsp;<td>&nbsp;

    <tr><td>&nbsp;<td id="contain"><span>FAIL</span><div id="abs-pos">PASS</div>

  </table>