nav .tb-menu,nav .tb-menu ul{margin:0;padding:0;list-style:none}nav .tb-menu:before,nav .tb-menu:after{content:"";display:table}nav .tb-menu:after{clear:both}nav .tb-menu{zoom:1}nav .tb-menu li{float:left;position:relative}nav .tb-menu a{float:left;padding:12px 20px;text-decoration:none}nav .tb-menu li:hover>a{}nav .tb-menu ul{margin:20px 0 0 0;_margin:0;opacity:0;visibility:hidden;position:absolute;top:48px;left:0;z-index:1}nav .tb-menu li:hover>ul{opacity:1;visibility:visible;margin:0}nav .tb-menu ul ul{top:0;left:250px;margin:0 0 0 20px;_margin:0}nav .tb-menu .nav-shift ul{left:-250px;top:0px}nav .tb-menu ul li{float:none;display:block;border:0;_line-height:0}nav .tb-menu ul li:last-child{box-shadow:none}nav .tb-menu ul a{padding:5px 15px;width:250px;_height:10px;display:block;white-space:nowrap;float:none;text-transform:none}nav .tb-menu ul li:first-child>a{}nav .tb-menu ul li:first-child>a:after{content:'';position:absolute;left:40px;top:-6px}nav .tb-menu ul ul li:first-child a:after{left:-6px;top:50%;margin-top:-6px;border-left:0}nav .tb-menu ul li:first-child a:hover:after{}nav .tb-menu ul ul li:first-child a:hover:after{}nav .tb-menu ul li:last-child>a{}