wpt/css/mediaqueries/device-aspect-ratio-006.html at master · web-platform-tests/wpt · GitHub

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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Media Queries Test: device-aspect-ratio - 0/0 (invalid)</title>
<link rel="author" title="Intel" href="http://www.intel.com/">
<link rel="author" title="Xin Liu" href="mailto:xinx.liu@intel.com">
<link rel="help" title="4.7. device-aspect-ratio" href="http://www.w3.org/TR/css3-mediaqueries/#device-aspect-ratio">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="The 'device-aspect-ratio' property set '0/0' is invalid that means the style sheet specified by 'device-aspect-ratio' will not be applied.">
<style>
  div {
    background-color: green;
    height: 100px;
    width: 100px;
  }
  @media screen and (device-aspect-ratio: 0/0) {
    div {
      background-color: red;
    }
  }
</style>
<body>
  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div></div>
</body>