#topnav li{position:relative}#topnav>ul{height:3.75em}#topnav>ul>li{width:25%;height:100%;float:left}#topnav li ul{display:none;position:absolute;top:100%}#topnav li:hover ul{display:block}#nav li:nth-last-child(2) a span{border:0 solid #fff}@media only screen and (max-width:40em){#topnav{position:relative}#topnav:not( :target )>a:first-of-type,#topnav:target>a:last-of-type{display:block}#topnav>ul{height:auto;display:none;position:absolute;left:0;right:0}#topnav:target>ul{display:block}#topnav>ul>li{width:100%;float:none}#topnav li ul{position:static}#topnav li:hover ul{position:relative}}