.back-to-top {
    position: fixed;
    display: none;
    right: 45px;
    bottom: 50px;
    border-radius: 8px;
    z-index: 99;
    color: #FFFFFF;
    background-color: var(--primary, #367cdd);
    border-color: var(--primary, #367cdd);
    font-size: 1.25rem;
}

.back-to-top:hover {
    color: var(--dark, #0047ab);
}