body {
    margin: 0;
    padding: 0;
    overflow: hidden;

    font-family: sans-serif;
    color: #888888;
}

canvas {
    display: inline-block;
    position: absolute;

    top: 0px;
    left: 0px;

    width: 100%;
    height: 100%;

    z-index: 0;
}

.controls {
    display: inline-block;
    position: absolute;

    bottom: 100px;
    right: 50px;

    text-align: right;

    opacity: 0.4;
    z-index: 1;
}