* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    overflow: hidden;
    background: #000;
    width: 100vw;
    height: 100vh;
}

#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.85);
    color: #fff;
    font-size: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(20px);
    cursor: pointer;
    opacity: 1;
    transition: opacity .6s ease, backdrop-filter .6s ease;
    z-index: 10;
}

#overlay.hidden {
    opacity: 0;
    backdrop-filter: blur(0);
    pointer-events: none;
    transition: opacity .6s ease, backdrop-filter .6s ease;
}

#overlay.hidden.done {
    display: none;
}


#video {
    position: fixed;
    top: 50%;
    left: 50%;
    max-width: 100vw;
    max-height: 100vh;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%) scaleX(2.6) scaleY(1.6);
    background: black;
    display: none;
    opacity: 0;
    transition: opacity .6s ease;
}

#video.show {
    display: block;
    opacity: 1;
}

#video.fade-out {
    opacity: 0;
    transition: opacity .3s ease;
}

#video.fade-in {
    opacity: 1;
    transition: opacity .3s ease;
}