效果如下：
代码如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Text3盒子运动</title>
<style>
*{
margin: 0;
padding: 0;
}
.main{
position: relative;
width: 500px;
height: 500px;
border: 5px solid pink;
margin: 20px auto;
border-radius: 4px;
}
.move{
position: absolute;
width: 100px;
height: 100px;
background: -webkit-linear-gradient(left,#e65786,#e0c8ba);
border-radius: 10px;
text-align: center;
line-height: 50px;
-webkit-animation: 5s move;
animation-fill-mode: forwards;
color: white;
}
@-webkit-keyframes move{
0%{
left: 0px;
top: 0px;
}
/*25%{
left: 200px;
top: 100px;
}
50%{
left: 400px;
top: 0px;
}
75%{
left: 200px;
top: 400px;
}*/
100%{
left: 0px;
top: 200px;
}
}
</style>
</head>
<body>
<div class="main">
<div class="move">
我是一只会动的盒子
</div>
</div>
</body>
</html>