<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
<style>
div
{
width:100px;
height:100px;
background:red;
position:relative;
animation:mymove 1.6s infinite;
-webkit-animation:mymove 1.6s infinite; /* Safari and Chrome */
}
@keyframes mymove
{
from{transform:translate(0,0)}
to{transform:translate(0,15px)}
}
@-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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