html, body {
    margin: 0;
    height: 100%;
    width: 100%;
}

#container {
    height: 100%;
    width: 100%;
}

canvas:focus {
    outline: none;
}

#progress {
    position: absolute;
    top: 0;
    margin: 6px;
    color: grey;
    font-family: 'Courier New', Courier, monospace;
    z-index: 2000;
}