H5+CSS3实现动画小心心

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>动画小心心</title>
		<style>
			#father{
				width: 200px;
				height: 200px;
				/*background: orange;*/
				/*让盒子水平居中*/
				margin: 0 auto;
				transition: 1s;	
				/*其中nn是自己定义的动画帧,1s是整个动画的秒数,infinite是永久循环*/
				animation: nn 1s infinite;
				
			}
			/*:hover表示鼠标移上*/
			/*#father:hover{*/
				/*background: yellow;*/
				/*放大1.5倍*/
				/*transform: scale(1.5);
				transition: 1s;
			}*/
			#box01,#box02{
				width: 100px;
				height: 150px;
				background: red;
				/*左上角  右上角  右下角  左下角*/
				border-radius:50px 50px 0px 0px;
				float: left;
				animation: big1 1s infinite;
			}
			#box01{
				/*变形属性*/
				transform: rotate(-45deg);
				/*旋转中心*/
				transform-origin: 100px 50px;
			}
			#box02{
				transform: rotate(45deg);
				transform-origin: 0px 50px;
			}
			@-webkit-keyframes nn{
				from{transform: scale(1);}
				to{transform: scale(1.2);}
			}
			@-webkit-keyframes big1{
				
				0%{
					background-color: red;
				}
				25%{
					background-color: orange
				}
				50%{
					background-color: red;
				}
				100%{
					background-color: red;
				}
			}
		</style>
	</head>
	<body>
		<div id="father">
			<div id="box01"></div>
			<div id="box02"></div>
		</div>
	</body>
</html>

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转载自blog.csdn.net/weixin_38694789/article/details/89413797
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