.visible-hidden {
    overflow: hidden;
}

#splash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgb(255, 255, 255);
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-family: sans-serif;
    z-index: 999;
    flex-direction: column;
}

#splash h1 {
    font-size: 2em;
    margin-bottom: 1em;
    text-align: center;
}

#splash.hidden {
    animation: fadeOut 1s ease-in-out forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
        display: none;
        visibility: hidden;
    }
}