/* BACK TO TOP BUTTON */
#back-to-top {
    position: fixed;
    bottom: 36px;
    right: 36px;
    width: 48px;
    height: 48px;
    background-color: #111;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.22);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.2s ease;
    z-index: 9999;
    text-decoration: none;
}

#back-to-top svg {
    width: 20px;
    height: 20px;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#back-to-top:hover {
    background-color: #333;
    transform: translateY(-3px);
}

div#loading-center {
    background: url(../images/icon.webp);
    background-size: contain;
    animation: rotation 1s linear infinite;
    -webkit-animation: rotation 1s linear infinite;
}

span.loader {
    display: none !important;
}