#wf-preloader {
    display: flex;
    position: fixed;
    justify-content: center;
    align-items: center;
    text-align: center;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
#wf-preloader.loaded {
    opacity: 0;
}