html {
    height: 100%;
}

body {
    color: #444;
    margin: 0;
    font: normal 14px/20px Arial, Helvetica, sans-serif;
    height: 100%;
    background-color: #fff;
}

div {
    height: auto;
    min-height: 100%;
    text-align: center;
    width: 800px;
    margin-left: -400px;
    position: absolute;
    top: 30%;
    left: 50%;
}

h1 {
    margin: 0;
    font-size: 150px;
    line-height: 150px;
    font-weight: bold;
}

h2 {
    margin-top: 20px;
    font-size: 30px;
}