html, body {
    background: #000;
    color: #333;
    font-family: sans-serif;
    height: 100%;
}
a {
    color: #333;
    text-decoration: underline;
}
a:hover, a:focus {
    color: #666;
    text-decoration: none;
}
.canvas {
    position: relative;
    min-height: auto;
}