animations/duplicated-keyframes-name.html

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">

<html lang="en">
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  <title>Keyframes test</title>
  <style type="text/css" media="screen">
    #box {
        position: absolute;
        left: 0;
        top: 100px;
        height: 100px;
        width: 100px;
        background-color: blue;
        -webkit-animation-duration: 1s;
        -webkit-animation-timing-function: linear;
        -webkit-animation-name: anim;
    }
    @-webkit-keyframes anim {
        from { left: 50px; }
        to   { left: 100px; }
    }
    @-webkit-keyframes irrelevant {
        from { left: 150px; }
        to   { left: 2500px; }
    }
    @-webkit-keyframes anim {
        from { left: 200px; }
        to   { left: 300px; }
    }
    </style>
    <script src="resources/animation-test-helpers.js" type="text/javascript" charset="utf-8"></script>
    <script type="text/javascript" charset="utf-8">

    const expectedValues = [
      // [animation-name, time, element-id, property, expected-value, tolerance]
      ["anim", 1, "box", "left", 300, 1],
    ];

    runAnimationTest(expectedValues);

  </script>
</head>
<body>
This test verifies that the last @keyframes rule with a given name is the one used.
<div id="box">
</div>
<div id="result">
</div>
</body>
</html>