代碼
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
@keyframes go{
from{
width:200px;
}
to{
width:500px
}
}
.demo{
width:100px;
height:100px;
background: #000;
animation:go 2s ease-in 2s ;/*動(dòng)畫(huà)反向播放*/
}
.demo-1{
width:100px;
height:100px;
background: #000;
animation:go 2s ease-in 2s forwards;
}
.demo-2{
width:100px;
height:100px;
background: #000;
animation:go 2s ease-in 2s backwards;
}
</style>
</head>
<body>
<h2>正常動(dòng)畫(huà)</h2>
<div class="demo"></div>
<h2>設(shè)置 forwards</h2>
<div class="demo-1"></div>
<h2>設(shè)置 backwards 注意觀察開(kāi)始</h2>
<div class="demo-2"></div>
</body>
</html>
運(yùn)行結(jié)果