html, body {
    height: 100%;
}

body {
    background: #000;
    color: #fff;
    font-family: sans-serif;
    font-weight: bold;
    font-size: 30.0vw;
}

#madl {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    position: fixed;
    padding: 0;
    margin: 0;
    text-align: center;
}