body {
text-align: center;
background-color: #ffffff;
font-family: "Helvetica", "Arial", sans-serif;
font-size: 11px;
}

#content {
width: 550px;
height: 400px;
left: 50%;
margin-left: -275px;
position: absolute;
top: 50%;
margin-top: -200px;
background: #ffffff;
}