body {
    background: #333;
    color: #fff;
    font: 300 100.1% "Helvetica Neue", Helvetica, "Arial Unicode MS", Arial, sans-serif;
}
#holder {
    left: 50%;
    margin: -240px 0 0 -320px;
    position: absolute;
    border: 1px solid #ccc;
    top: 50%;
    width: 430px;
    height: 430px;
}
#copyright {
    bottom: 0;
    font: 300 .7em "Helvetica Neue", Helvetica, "Arial Unicode MS", Arial, sans-serif;
    position: absolute;
    right: 1em;
    text-align: right;
}
#copyright a {
    color: #fff;
}