html,body{
	width:100%;
	height:100%;
}
#guide{
	height:90%;
	position: relative;
	overflow: hidden;
}
#guide .music{
	position: absolute;
	top:50%;
	right:0;
	margin-top:-24px;
	width:3%;
	display: block;
	cursor: pointer;
}
.guide_zi{
	position: absolute;
	display: block;
	width:43%;
	left:18%;
	bottom:-10%;
	opacity: 0;
}