@charset "utf-8";
html,body {
	height: 100%;
	background-color: #ccc;
}
.container {
	position: relative;
	width: 100%;
	height: 100%;
	transform-style: preserve-3d;
	perspective: 10000px;
	user-select: none;
	cursor: pointer;
}
ul.lists li {
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	width: 40px;
	height: 50px;
	margin: auto;
	background-color: rgba(0,0,0,.5);
	font-size: 12px;
	color: #ccc;
	line-height: 50px;
	text-align: center;
	transition: all 3s;
}
ul.changeBtn{
	position: fixed;
	bottom: 50px;
	left: 20px;
	width: 300px;
	height: 40px;
}
ul.changeBtn li{
	display: inline-block;
	width: 80px;
	height: 40px;
	margin-right: 20px;
	background-color: rgba(0,0,0,.9);
	color: #ccc;
	text-align: center;
	line-height: 40px;
}