版权声明：学习交流。。 https://blog.csdn.net/qq_38881495/article/details/83690283
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>跳动的心</title>
</head>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
body {
/*background-color: #fa0000;*/
}
.big {
width: 200px;
height: 200px;
margin: 0 auto;
position: relative;
animation: heartAnimation 0.7s linear 0s infinite;
}
.big .heart {
margin: 5px 0;
width: 100%;
height: 100%;
background-color: #ff1515;
position: absolute;
}
.left,.right {
border-radius: 100px 100px 0 0; /*左上 右上 右下 左下*/
box-shadow: 0px 0px 20px #FD0707;
}
.bottom {
box-shadow: 0px 0px 20px #FD0707;
}
.left {
transform: translate(-50px,150px) rotate(-45deg); /*translate()位移 rotate() 旋转角度*/
}
.right {
transform: translate(50px,150px) rotate(45deg);
}
.bottom {
transform: translate(0,214px) rotate(45deg) scale(.9,.9) /*scale:定义 2D 缩放转换。*/
}
/*动画效果*/
@keyframes heartAnimation{
form {
transform: scale(0.9,0.9);
}
to {
transform: scale(1.1,1.1);
}
}
</style>
<body>
<div class="big">
<div class="left heart"></div>
<div class="right heart"></div>
<div class="bottom heart"></div>
</div>
</body>
</html>
