trycss3_keyframes 在线代码实例

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title> 
<style> 
div
{
    width:100px;
    height:100px;
    background:red;
    position:relative;
    animation:mymove 5s infinite;
    -webkit-animation:mymove 5s infinite; /* Safari and Chrome */
}
@keyframes mymove
{
    from {top:0px;}
    to {top:200px;}
}
@-webkit-keyframes mymove /* Safari and Chrome */
{
    from {top:0px;}
    to {top:200px;}
}
</style>
</head>
<body>
<p><strong>注意:</strong>  @keyframes 规则 不兼容 IE 9 以及更早版本的浏览器.</p>
<div></div>
</body>
</html>
 
 
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运行结果
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