*{margin: 0;padding: 0;}
	html,body{width: 100%;height: 100%;}
	.pages{width: 100%;height: 100%;position: relative;overflow-x: hidden;}
.page{width: 100%;height: 100%;position: absolute;top: 0;left: 0;transition: all .5s;font-size: 20px;transform: translateX(100%);}
.a{background-color: #ccc;transform: translateX(0);}
.b{background-color: #f60;}
.c{background-color: #666;}
.footer{position: fixed;bottom: 0;left: 0;width: 100%;height: 50px;background-color: #666;}