div.home {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #131313;
    z-index: 9999;
    transition: opacity 1s;
    display: flex;
    justify-content: center;
    align-items: center;
}
div.home.hidden {
    opacity: 0;
    pointer-events: none;
}