<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>CSS3动画animation实现漂浮的云</title>
<style type="text/css">
html,body {
padding: 0;
margin: 0;
}
.wrap {
height: 190px;
width: 600px;
margin: 150px auto 0;
background: url(‘bg-clouds.png‘);
-webkit-animation:cloud 40s linear infinite;
-o-animation:cloud 40s linear infinite;
}
@-webkit-keyframes cloud {
from{background-position:0% 0%}
to{background-position:50% 50%}
}
</style>
</head>
<body>
<div class="wrap"></div>
</body>
</html>
