*{
	margin:0;
	padding:0;
	font-family: sans-serif;
}

body{
	background: rgba(0,0,0,0);
}

.wrapper{
	width:1163px;
	height: 991px;
	margin:auto;
	overflow: hidden;
}

.banner{
	width:1130px;
	height: 84px;
	margin: 25px auto;
	z-index: 3;
	overflow: hidden;
	display: flex;
}

#serial{
	width: 419px;
	margin-right: 10px;
}


#official{
	width: 272px;
	margin-left: 10px;
}

.tabs{
	width:1030px;
	height:41px;
	margin:auto;
	z-index: 3;
	overflow: hidden;
}

.contents{
	width:1163px;
	height: 816px;
	background-image: url("../image/bg_menu.png");
	margin:auto;
	display: flex;
	z-index: 1;
}