html页面：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>css动画</title>
<link rel="stylesheet" type="text/css" href="css动画.css">
</head>
<body>
<div id="d1"></div>
</body>
</html>
Css代码：
*{
padding: 0px;
margin:0px;
}
#d1{
200px;
height: 200px;
background-color: #E47373;
position: absolute;
box-shadow: 2px;
transform:translate(30px,30px);
transform:skew(-30deg,20deg);
/*全部平滑过渡一秒匀速*/
transition: all 1s linear;
background-color: #84AE86;
border-radius: 100%;
animation: donghua 10s 1 linear;
/*兼容性处理
-ms-transform:;
-o-transform:;
-moz-transform:;
-webkit-transform:;*/
}
@keyframes donghua{
0%{
top: 10px;
left: 100px;
}
25%{
top: 100px;
right: 20px;
}
50%{
top: 300px;
left: 300px;
}
75%{
top: 10px;
right: 100px;
}
100%{
top: 300px;
left: 400px;
}
}