html, body { height: 100%; }

BODY {
    background:#000;
    width:  100%;
    height: 100%;
    margin: auto;
    text-align:center;
    background:#000 url(../gfx/wood.jpg);
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

#main {
    background:#000;
    width:800px;
    margin:0 auto;
    margin-top:30px;
    border:solid 5px #222;
    margin-left:0 auto;
    background:#000;
    box-shadow:1px 1px 20px #111;
    border-radius:10px;
}

canvas {
    cursor:none;
}