html, body {
			height: 100%;
		}

		body {
			margin: 0;
			padding: 0;
			background: #ffa5a5;
			background: linear-gradient(to bottom, #ffa5a5 0%,#ffd3d3 100%);
		}

		.chest {
			width: 200px;
			height: 200px;
			margin: 0 auto;
			position: relative;
		}

		.heart {
			position: absolute;
			z-index: 2;
			background: linear-gradient(-90deg, #F50A45 0%, #d5093c 40%);
			animation: beat 0.7s ease 0s infinite normal;
		}

		.heart.center {
			background: linear-gradient(-45deg, #B80734 0%, #d5093c 40%);
		}

		.heart.top {
			z-index: 3;
		}

		.side {
			top: 20%;
			width: 44%;
			height: 44%;
			border-radius: 50%;
		}

		.center {
			width: 42%;
			height: 42%;
			bottom: 20%;
			left: 29%;
			/*transform: rotate(45deg);*/
		}

		.left {
			left: 12.4%;
		}

		.right {
			right: 12.4%;
		}


		@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;
			}
		}








.wrap{
			width: 200px;
			height: 300px;
			box-shadow: 0px 0px 1px #ccc;
			transition: box-shadow .6s;
		}
		.wrap:hover{
			box-shadow: 0px 30px 30px #ccc;

		}
		.luyou{
			width: 100%;
			height: 300px;
		}