用css3实现魔方动画

上代码：

	<!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>
	*{
	margin: 0;
	padding: 0;
	}
	.box{
	width: 300px;
	height: 300px;
	margin: 100px auto;
	position: relative;
	transform-style: preserve-3d;
	transform: rotateX(-30deg) rotateY(30deg);
	animation: updown 3s linear 3s infinite alternate;
	}
	@keyframes updown{
	0%{
	transform: rotateX(-30deg) rotateY(30deg);
	}
	100%{
	transform: rotateX(360deg) rotateY(360deg);
	}
	}

	ul{
	list-style: none;
	}
	.box li{
	width: 100px;
	height: 100px;
	border: 2px solid #fff;
	box-sizing: border-box;
	float: left;
	position: relative;
	}

	.box>div{
	position: absolute;
	width: 100%;
	height: 100%;
	opacity: 0.5
	}

	.box .front{
	/background-color: deeppink;/
	transform: translateZ(150px);
	}
	.box .behind{
	/background-color: yellow;/
	transform: translateZ(-150px);
	}
	.box .left{
	/background-color: greenyellow;/
	transform: rotateY(-90deg) translateZ(150px);
	}
	.box .right{
	/background-color: red;/
	transform: rotateY(90deg) translateZ(150px);
	}
	.box .top{
	/background-color: deepskyblue;/
	transform: rotateX(90deg) translateZ(150px);
	}
	.box .bottom{
	/background-color: purple;/
	transform: rotateX(-90deg) translateZ(150px);
	}
	</style>

	</head>
	<body>

	<div class="box">
	<div class="front"></div>
	<div class="behind"></div>
	<div class="left"></div>
	<div class="right"></div>
	<div class="top"></div>
	<div class="bottom"></div>
	</div>

	<script src="jquery.js"></script>
	<script>
	var box = $(".box");
	var divs = box.children();
	var lisColor = ['deeppink','yellow','greenyellow','red','deepskyblue','purple']
	divs.each(function(index,el){
	var ul = $("<ul></ul>");
	for(var i = 0; i < 9; i++){
	var li = $("<li></li>");
	li.css({"backgroundColor":lisColor[index]});
	ul.append(li);
	}
	$(el).append(ul);
	});

	var lisPosition = [];
	for(var i = 0; i < 54; i++){
	lisPosition.push(parseInt(Math.random()*350));
	}
	$('li').each(function(index,el){
	$(el).css({'left':lisPosition[index],"top":lisPosition[index]});
	})
	$('li').each(function(index,el){
	$(el).animate({'left':0,"top":0},3000);
	})

	</script>

	</body>
	</html>

用css3实现魔方动画

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