#backtotop {
    background-color: #00464E;
    border-color: #E7E7E7;
    border-radius: 0;
    bottom: 20px;
    right: 20px;
    color: #FFF;
    cursor: pointer;
    text-transform: uppercase;
    height: 30px;
    background-size: 80px 80px;
}