.ssm-overlay,nav{position:fixed;top:0;right:0}nav{height:100%;width:280px;background-color:#fff;z-index:2;overflow-y:auto;overflow-x:visible;transform:translate(280px,0)}.ssm-overlay{bottom:0;left:0;background-color:rgba(0,0,0,.2);display:none;z-index:99999999}