<style>
.box{
width: 200px;
height: 400px;
position: relative;
margin: 30px auto;
transform: all 0.5s;
}
@keyframes moves{
from{box-shadow: 0 0 0 transparent;}
30%{box-shadow: 0 0 50px rgb(236, 57, 57);}
60%{box-shadow: 0 0 80px rgb(241, 97, 97);}
}
.box>div{
animation: moves 1s infinite;
transition-delay: 1s;
}
.box_1{
width: 100px;
height: 100px;
border-radius: 50%;
background: red;
border-bottom: 0;
}
div:nth-child(2){
position: absolute;
top: 0;
left:80px;
}
.box_2{
width: 100px;
height: 130px;
background: red;
transform: rotateZ(57deg);
}
.box>div:nth-child(3){
position: absolute;
top: 2px;
right: 31px;
background-color: red;
border-radius: 50% 50% 0% 0;
box-shadow: 0 0 0 transparent !important;
}
.box>div:last-child{
position: absolute;
top: 4px;
left: 12px;
transform: rotateZ(122deg);
border-radius: 0 0% 50% 50%;
}
/* .box:hover>div{
box-shadow: 0 0 10px rgb(241, 97, 97);
} */
</style>
</head>
<body>
<div class="box">
<div class="box_1"></div>
<div class="box_1"></div>
<div class="box_2"></div>
<div class="box_2"></div>
</div>
</body>
</html>
原文地址：https://www.cnblogs.com/zhuxinpeng-looking/p/10597300.html