#scrollUp {
    bottom: 10px;
    right: 20px;
    width: 50px;
    height: 40px;
    padding: 10px;
    font-size: 14px;
    line-height: 20px;
    text-align: center;
    text-decoration: none;
    -webkit-border-radius: 2px;
    -moz-border-radius: 2px;
    border-radius: 2px;
    color: white;
    background-color: #dc6511;
    -webkit-transition: bottom 150ms linear;
    -moz-transition: bottom 150ms linear;
    transition: bottom 150ms linear; 
}

#scrollUp:hover {
    background-color: #ea9f6a; 
}