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css3.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>CSS3动画</title>
<style>
div
{
width:100px;
height:100px;
background:red;
position:relative;
}
div:hover{
animation:myfirst 3s linear 0s infinite alternate;
/* Firefox: */
-moz-animation:myfirst 3s linear 0s infinite alternate;
/* Safari and Chrome: */
-webkit-animation:myfirst 1s linear 0s infinite alternate;
/* Opera: */
-o-animation:myfirst 10s linear 0s infinite alternate;
}
@keyframes myfirst
{
0% {top:0px;}
25% {left:200px; top:0px;}
50% {left:200px; top:200px;}
75% {left:0px; top:200px;}
100% {left:0px; top:0px;}
}
@-moz-keyframes myfirst /* Firefox */
{
0% {background:red; left:0px; top:0px;}
25% {background:yellow; left:200px; top:0px;}
50% {background:blue; left:200px; top:200px;}
75% {background:green; left:0px; top:200px;}
100% {background:red; left:0px; top:0px;}
}
@-webkit-keyframes myfirst /* Safari and Chrome */
{
0% {top:5px;}
25% {top:0px;}
50% {top:5px;}
75% {top:0px;}
100% {top:5px;}
}
@-o-keyframes myfirst /* Opera */
{
0% {background:red; left:0px; top:0px;}
25% {background:yellow; left:200px; top:0px;}
50% {background:blue; left:200px; top:200px;}
75% {background:green; left:0px; top:200px;}
100% {background:red; left:0px; top:0px;}
}
</style>
</head>
<body>
<div class="ani"></div>
</body>
</html>