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关键帧

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
/*@-webkit-keyframes changeColor{
from{background-color: red;width: 200px;}
to{background-color: yellow;width: 400px;}
}*/
@-webkit-keyframes changeColor{
10%{margin-left: 20px;}
/*20%{background: yellow;}
30%{background: olivedrab;}
40%{background: pink;}*/
50%{margin-left: 100px;}
/*60%{background: chocolate;}*/
100%{margin-left: 150px;}
}
#wrap{width: 200px;height:200px;background: red;
#wrap:hover{
/*animation: changeColor 3s ease-in-out;*/
animation-name: changeColor;
animation-duration: 1s;
animation-timing-function: ease-in-out;
animation-delay: 1s;
/*animation-iteration-count:动画播放次数,infinite这个值表示一直播放*/
/*animation-iteration-count: infinite;*/
/*direction:alternate这个是往返,reverse:从最终状态往初始状态走*/
/*animation-direction:reverse;*/
/*fill-mode:决定动画的最终状态:forwards:停在结束的位置,backwards:动画结束后回到初始位置*/
animation-fill-mode: forwards;
animation-play-state: paused;
</style>
</head>
<body>
<div id="wrap"></div>
</body>
</html>

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