.case-top {
	background: #f4f4f4;
}
.case-fl {
	width: 1100px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
}
.case-top .position-name {
	height: 80px;
	line-height: 80px;
	padding: 0 40px 0 40px;
	background-color: #409eff;
	display: block;
	color: #fff;
	font-size: 16px;
}
 
.case-dh {
	display: flex;
}

.case-dh a {
	height: 80px;
	line-height: 80px;
	padding: 0 40px 0 40px; 
	display: block; 
	font-size: 14px;
}

.case-dh a:hover {
	background-color: #fff;
	color: #409eff;
	font-size: 14px;
}

.case-top .active-left {
	background-color: #fff;
	color: #409eff;
} 
 	/* 产品 */