html,body{
	width:100%;
	height:100%;
	overflow-x: hidden;
}
.header{
	width:100%;
	height:3.125rem;
	background-color:rgba(24,25,27,.9);
	position:fixed;
	left:0;
	top:0;
	z-index:10;
}
.tz{
	width:100%;
	height:100%;
	display: block;
	position:absolute;
	top:0;
	right:0;
	left:0;
	z-index:2;
}
.icon{
	display: block;
	width:3.4375rem;
	height:3.4375rem;
	float:left;
	margin:0.625rem 0.625rem 0 0.925rem;
}
.icon img{
	display: block;
	width:100%;
	height:100%;
}
.header_txt{
	float:left;
	color:#C4C1AF;
}
.header_txt p:nth-child(1){
    font-size: 0.75rem;
    font-weight: bold;
    margin-top: 0.6375rem;
}
.header_txt p:nth-child(2){
	font-size:0.5625rem;
	color:#C4C1AF;
	margin-top:0.15rem;
}
.kv{
	width:100%;
	height:32.125rem;
	background:url(../images/bg.png) no-repeat center;
	background-size:100% 100%;
	overflow: hidden;
	position:relative;
}
.btn{
	display: block;
	width:11.84375rem;
	height:2.6875rem;
	position:absolute;
	bottom:3.95rem;
	left:50%;
	margin-left:-5.921875rem;
}
.btn img{
	width:100%;
	height:100%;
}
.kv p{
	width:100%;
	color: #fff;
	font-size: 0.613437rem;
	text-align: center;
	position: absolute;
	bottom:1rem;
}
.yy_btn{
	width:5.03125rem;
	height:1.5625rem;
	display: block;
	position: absolute;
	right:1.3rem;
	top:50%;
	margin-top:-0.78125rem;
}
.yy_btn img{
	width:100%;
	height:100%;
}
@media(max-height:580px){
   .kv{
   	    margin-top: -0.8rem;
   }
   .kv p {
    bottom:2.5rem;
}
}