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

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

#ascii-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 0;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 12px;
    color: #fff;
    background: #000;
    overflow: hidden;
    z-index: 1;
}

#fullscreen-video {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    display: block;
    z-index: 2;
    filter: invert(1);
    mix-blend-mode: multiply;
}