.department-nav .sj{display:none;border:1px solid #dfdfdf;}
.department-nav ul li:hover .sj{display:block;}
.department-nav ul li .sj li a{border:none;background:none;display:block;padding-left:35px;line-height:30px;}
.department-nav ul li .sj li a:hover{color:#498EB9;}
.department-nav ul li .sj li a.cur{color:#498EB9;}
.department-nav ul li .four_j{margin-left:20px;}
.department-nav ul li:hover .four_j{display:block;}
.department-nav ul li .four_j li a{border:none;background:none;display:block;padding-left:35px;line-height:30px;}
.department-nav ul li .four_j li a:hover{color:#498EB9;}
.department-nav ul li .four_j li a.cur{color:#498EB9;}