css/css-backgrounds/css3-box-shadow.html

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<head>
  <meta charset="UTF-8">
  <title>CSS Box-shadow Test: the test passes if adding one or more shadow to the box</title>
  <link rel="author" title="Xie Bing" href="mailto:451887565@qq.com">
  <link rel="reviewer" title="Dayang Shen" href="mailto:shendayang@baidu.com"> <!-- 2013-09-03 -->
  <link rel="help" href="http://www.w3.org/TR/css3-background/#the-border-width">
  <link rel="match" href="reference/css3-box-shadow-ref.html"/>
  <style type="text/css">
    div{
      width:300px;
      height:100px;
      background-color:#ff9900;
      box-shadow:10px 10px black;
    }
  </style>
</head>
<body>
  <p>The test passes if there is a black shadow behind the orange box.</p>
  <div></div>
</body>
</html>