<!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>
.box{
margin: 100px auto;
width: 200px;height: 200px;
background: transparent;
border: 5px solid black;
border-radius: 50%;
position: relative;
animation: round 3s infinite linear;
}
.box::before{
position: absolute;
top:0px;left:28px;
width: 30px;height: 30px;background: yellow;
border-radius: 50%;
content: "";
}
@keyframes round {
0%{rotate: 0deg;}
100%{rotate: 360deg;}
}
</style>
</head>
<body>
<div class="box"></div>
</body>
</html>
扫一扫
被折叠的 条评论
为什么被折叠?
到【灌水乐园】发言
