css/css-flexbox/flexbox-anonymous-items-001.html

<!DOCTYPE html>
<!--
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<html>
<head>
  <title>CSS Test: Testing that we gracefully handle cases where two anonymous flex items become adjacent due to "order" reordering</title>
  <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com">
  <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#flex-items">
  <link rel="match" href="flexbox-anonymous-items-001-ref.html">
  <meta charset="utf-8">
  <style>
    .flexContainer {
      display: flex;
    }
  </style>
</head>
<body>
  <div class="flexContainer">
    a a
    <div style="order: 1">x x</div>
    b b
  </div>
</body>
</html>