.yamm .nav,.yamm .collapse,.yamm .dropup,.yamm .dropdown{position:static}.yamm .container{position:relative}.yamm .dropdown-menu{left:auto;background:rgba(0,0,0,.7)}.yamm .yamm-content{padding:5px 30px}.yamm .dropdown.yamm-fw .dropdown-menu{left:0;right:0}.has-arrow{position:relative}.menu-arrow{display:none;position:absolute;bottom:0;left:50%;margin-left:-10px;margin-bottom:-1px;z-index:9001;width:0;height:0;border-style:solid;border-width:0 10px 10px 10px;border-color:transparent transparent #fff transparent}.open>.has-arrow>.menu-arrow{display:block}