#toTop {display: inline-block;background-color: #FF9800;width: 50px;height: 50px;text-align: center;border-radius: 4px;margin: 30px;position: fixed;bottom: 30px;right: 0px;transition: background-color .3s, opacity .5s, visibility .5s;visibility: hidden;z-index: 1000;}#toTop:hover {cursor: pointer;background-color: #333;text-decoration:none;}#toTop:active {background-color: #555;}#toTop::after {content: "\f077";font-family: FontAwesome;font-weight: normal;font-style: normal;font-size: 2em;line-height: 50px;color: #fff;text-decoration:none;}#toTop.show {opacity: 1;visibility: visible;}