.sub_nav_placeholder{height:74px}.sub_nav{background-color:#fff}.sub_nav .center{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px;overflow:hidden}.sub_nav li{float:left}.sub_nav li+li{margin-left:60px}.sub_nav li a{display:block;padding:36px 0 12px;line-height:1.375;color:#78787d}.sub_nav li.active{border-bottom:4px solid #2051d1}.sub_nav li.active a{color:#000}.sub_nav.fixed{background-color:#fff;position:fixed;left:0;top:0;right:0;z-index:10}