body,
html {
    padding: 0;
    margin: 0;
    height: 100%;
    width: 100%;
}

body>#launch {
    width: 100%;
    height: 100%;
    position: fixed;
    z-index: 0;
    background-color: white;
    background-image: url(loader@2x.gif);
    background-repeat: no-repeat;
    background-position: center;
}