css/css-flexbox/css-flexbox-test1.html

<!DOCTYPE html> <!-- coding:utf-8 -->
<html>
<head>
    <meta charset="utf-8" />
    <title>CSS Flexbox Test: flex direction: row, writing mode vertical</title>
    <link rel="author" title="Tsutomu ogaoga Ogasawara" href="mailto:info@ogaoga.org" />
    <link rel="reviewer" title="Elika J Etemad" href="http://fantasai.inkedblade.net/contact" />
    <!-- You must have at least one spec link, but may have as many as are covered in the test. -->
    <!-- Be sure to make the main testing area first in the order -->
    <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#flex-flow-property">
    <!-- The match link is only required if this is a reftest -->
    <link rel="match" href="css-flexbox-test1-ref.html">
    <meta name="assert" content="Test checks that when writing mode is vertical and flex-flow: row, the flex container is vertical.">
    <style type="text/css">
        .container {
            display: flex;
            flex-flow: row;
            writing-mode: vertical-rl;
            color: white;
        }
        .item {
            background: green;
            height: 3em;
            width: 3em;

            /* make sure UA that doesn't support writing mode and flexbox fails. */
            float: right;
        }
        .error {
            position: absolute;
            background: red;
            height: 9em;
            width: 3em;
            z-index: -1;
        }
    </style>
</head>
<body>
  <p>The test passes if you see a tall green box with pairs of the digits 1-9 listed top to bottom in two columns.</p>

  <div class="error"></div>
  <div class="container">
    <div class="item">１２３<br />１２３</div>
    <div class="item">４５６<br />４５６</div>
    <div class="item">７８９<br />７８９</div>
  </div>

</body>
</html>