<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
html,body {
height:100%;
}
body {
margin:0;
padding:0;
background:#ffa5a5;
background:linear-gradient(to bottom, #ffa5a5 0%,#ffd3d3 100%);
}
.chest {
width:500px;
height:500px;
margin:0 auto;
position: relative;
}
.heart {
position: absolute;
z-index: 2;
background:linear-gradient(-90deg,#f50a45 0%,#d5093c 40%);
animation: beat 0.7s ease infinite;
}
.heart.center {
background: linear-gradient(-45deg,#b80734 0%,#d5093c 40%);
}
.heart.top {
z-index: 3;
}
.side {
width: 220px;
height: 220px;
border-radius: 50%;
top:100px;
}
.center {
width:210px;
height:210px;
bottom:100px;
left:145px;
}
.left {
left:62px;
}
.right {
right:62px;
}
@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 40px #d5093c;
}
100% {
transform: scale(1) rotate(225deg);
box-shadow: 0 0 40px #d5093c;
}
}
</style>
</head>
<body>
<div class="chest">
<div class="heart left side top"></div>
<div class="heart center"></div>
<div class="heart right side"></div>
</div>
</body>
</html>
