#preloader {
    position: fixed;
    width: 100vw;
    height: 100vh;
    background: #181818;
    top: 0;
    left: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
    opacity: 1;
    visibility: visible;
}

#preloader.preloader-hidden {
    opacity: 0;
    visibility: hidden;
}
#lottie {
    width: 600px;
    height: 600px;
}