*{
	margin: 0;
	padding: 0;
}
body,html{
	min-width: 1200px;
}
.one img{
	width: 100%;
	display: block;
}
.header{
	width: 100%;
	display: block;
	position: relative;
}
.yiimg{
	width: 100%;
	display: block;
	height: 60px;
}
.ul_header{
	width: 650px;
	display: flex;
	color: white;
	font-size: 16px;
	height: 60px;
	position: absolute;
	left: 450px;
	top: 0;
}
.ul_header div{
	flex: 1;
	text-align: center;
	line-height: 60px;
}
.active{
	border-bottom: 2px solid #045EAF;
	color:#045EAF ;
}