.back-to-top {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    right: 22px;
    bottom: 24px;
    width: 44px;
    height: 44px;
    color: white;
    background: var(--brand);
    border: 0;
    border-radius: 3px;
    z-index: 50;
    box-shadow: 0 4px 20px #0002;
}

.back-to-top:hover {
    background: var(--ink);
}