.culture-wrap .banner{max-height:400px;overflow:hidden;position:relative}.culture-wrap .banner .banner-bg{margin-top:-25%}.culture-wrap .banner .nav{position:absolute;top:50%;left:0;right:0;text-align:center}.culture-wrap .banner .nav-wrap{width:60%;font-size:0;display:inline-block;white-space:nowrap}.culture-wrap .banner .nav .nav-list{display:inline-block;width:33.33%;*display:inline;*zoom:1}.culture-wrap .banner .nav .nav-list a{color:#fff;font-size:28px;display:inline-block;height:40px;line-height:40px}.culture-wrap .banner .nav .nav-list a:hover{border-bottom:2px solid #fff}.culture-wrap .desc{text-align:center}.culture-wrap .desc img{vertical-align:top}