/* Back to Top */
.to-top {
    position: fixed;
    bottom: 85px;
    right: 20px;
    background: #007173;
    color: white;
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 100;
}