代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>html</title>
<style>
*{
padding: 0;
margin: 0;
}
body{
background-color: pink;
}
#frame{
position: relative;
width: 400px;
height: 300px;
margin: 250px auto;
}
.left,.right{
top: 0;
width: 200px;
height: 200px;
border-radius: 50%;
}
.left{
left: 35px;
}
.right{
right: 35px;
z-index: -1;
}
.bottom{
bottom: 36px;
left: 100px;
width: 200px;
height: 200px;
transform: rotate(45deg);
z-index: -1;
}
.heart{
position: absolute;
box-shadow:0 0 40px #d5093c;
animation: beat .8s ease infinite normal;
background: linear-gradient(-90deg, #F50A45 0%, #d5093c 40%);
}
@keyframes beat {
0%{
transform: scale(1) rotate(225deg);
box-shadow:0 0 40px #d5093c;
}
50%{
transform: scale(1.1) rotate(225deg);
box-shadow: 0 0 70px #d5093c;
}
100%{
transform: scale(1) rotate(225deg);
box-shadow: 0 0 40px #d5093c;;
}
}
</style>
</head>
<body>
<div id="frame">
<div class="heart left"></div>
<div class="heart right"></div>
<div class="heart bottom"></div>
</div>
</body>
</html>
保存到.html文件中,单击运行即可