#go_top_button{display:none;position:fixed;background-color:transparent;border:3px solid #000;right:15px;bottom:10px;padding:8px 15px;cursor:pointer;z-index:999;font-size:0}#go_top_button:before{content:'\f176';font-family:FontAwesome;display:inline-block;font-size:16px;font-style:normal;line-height:1;font-weight:700}#go_top_button:hover{background:#000;border-color:#000;color:#fff}