#scroll-to-top {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    right: 15px;
    bottom: calc(1em + 52.5px + 12px);
    width: 52.5px;
    height: 52.5px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    -webkit-appearance: none;
    appearance: none;
    background-color: #B2255A;
    color: #fff;
    cursor: pointer;
    z-index: 90;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    transition: opacity 0.25s ease, visibility 0.25s ease, background-color 0.2s ease;
}

#scroll-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

#scroll-to-top:hover,
#scroll-to-top:focus {
    background-color: #9a1e4d;
    outline: none;
}

#scroll-to-top svg {
    display: block;
    width: 24px;
    height: 24px;
}