#backToTop {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: rgb(198, 0, 229);
    color: white;
    border: none;
    padding: 15px 15px;
    border-radius: 5px;
    cursor: pointer;
    display: none;
    z-index: 999;
}
#backToTop:hover {
    background-color: rgb(128, 0, 148);
}