@charset "utf-8";.clearfix:after,.clearfix:before{display:table;line-height:0;content:""}.clearfix:after{clear:both}nav ul{list-style:none;padding-left:0;margin-top:0;margin-bottom:0}.nav{height:65px;list-style-type:none;cursor:pointer;margin:0 auto;float:left;margin-left:240px}.nav a{cursor:pointer;text-decoration:none}.nav a:visited{color:inherit}.nav_menu-item{line-height:65px;display:block;position:relative;width:56px;float:left;color:#555;text-decoration:none;margin:0 15px}.nav_menu-item:hover{color:#126bf2;text-decoration:none}.nav_menu-item:hover .nav_submenu{display:block}.nav_submenu{display:none;position:absolute;left:-40px;top:56px;width:140px;text-align:center}.nav_submenu-item{line-height:40px;color:#999;background-color:#333}.nav_submenu-item:hover{display:block;color:#fff}