a#back-to-top{border-radius:4px 4px 0 0;right:75px;background-color:#333;height:35px;position:fixed;text-align:center;width:48px;opacity:.9;z-index:100000;transition:all .2s ease-in-out 0s;line-height:1;cursor:pointer;display:none;bottom:0}a#back-to-top:before{line-height:35px;content:'\f106';-webkit-font-smoothing:antialiased;font-family:icomoon;font-size:22px;color:#fff;transition-property:color,background-color,border-color;transition-duration:.2s;transition-timing-function:linear}a#back-to-top:hover{background-color:#e86d09}