/*all?tag*/
*{
	margin:?0;
	padding:?0;
	border:?none;
	font-size:?1.5625vw;
	font-family:"microsoft?yahei";
}
html,
body{
	height:?100%;
}
/*music*/
#music{
	position:?fixed;
	top:?3vh;
	right:?4vw;
	z-index:?5;
	width:?15vw;
	height:?15vw;
	border:?4px?solid?#ef1639;
	border-radius:?50%;
	background:?#FFFFFF;
}
#music?>?img:first-of-type{
	position:?absolute;
	top:?24%;
	right:?2.5%;
	width:?28.421%;
}
#music?>?img:last-of-type{
	position:?absolute;
	top:?0;/*此項(xiàng)本為0*/
	right:?0;
	bottom:?0;
	left:?0;/*此項(xiàng)本為0*/
	width:?79%;
	margin:?auto;
}

/*page?bg*/
.page{
	height:?100%;
}
.page?>?.bg{
	position:?absolute;
	z-index:?-1;
	width:?100%;
	height:?100%;
	
}

/*page1*/
#page1?>?.bg{
	background:?url(../img/p1_bg.jpg)?no-repeat?center?center;
	background-size:?100%;
}

/*page2*/
#page2?>?.bg{
	background:?url(../img/p2_bg.jpg)?no-repeat?center?center;
	background-size:?100%;
}

/*page3*/
#page3?>?.bg{
	background:?url(../img/p3_bg.jpg)?no-repeat?center?center;
	background-size:?100%;
}