<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
body{
background:#000;
}
.box{
width:300px;
height:300px;
margin:200px auto;
-webkit-perspective:1500px;
position:relative;
}
.div{
width:150px;
height:250px;
position:absolute;
transform-style:preserve-3d;
animation:name 2s linear infinite;
transform:rotateY(0deg);
}
@-webkit-keyframes name {
from{
transform:rotateY(0deg);
}
to{
transform:rotateY(360deg);
}
}
.div>div{
width:140px;
height:240px;
position:absolute;
border-width:10px 10px 0 0;
border-radius:50% 50% 0% 50%;
border-color:red;
border-style:solid;
}
.div>div:nth-of-type(1){
transform:rotateY(0deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(2){
transform:rotateY(450deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(3){
transform:rotateY(90deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(4){
transform:rotateY(135deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(5){
transform:rotateY(180deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(6){
transform:rotateY(225deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(7){
transform:rotateY(270deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(8){
transform:rotateY(315deg) rotateZ(45deg) translateX(50px);
}
.div>div:nth-of-type(9){
transform:rotateY(360deg) rotateZ(45deg) translateX(50px);
}
</style>
</head>
<body>
<div class="box">
<div class="div">
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
</div>
</div>
</body>
</html>