#about-us-nav{margin-bottom:50px;padding:0 15px}.about-us-nav-box{height:200px;position:relative;overflow:hidden}.about-us-nav-items{position:absolute;left:0;bottom:0;z-index:20;width:100%;margin:0;padding:0}.about-us-nav-items>li{width:16.66%;float:left;padding:0;margin:0}.about-us-nav-items>li>a{display:block;position:relative;padding:15px 0;font-size:18px;color:#fff;width:100%;text-align:center;background:rgba(0,0,0,.5)}.about-us-nav-items>li>a:hover{background:rgba(255,185,18,.8)}.about-us-nav-items>li>a.active{background:rgba(255,185,18,.8)}