body { width: 1000px; margin-left: auto; margin-right: auto; }

#content { position: absolute; width: 1000px; height: 600px; top: 50%; left: 50%; margin: -300px 0 0 -500px; z-index: 1; }
#logo {
float: right;
margin-right: 60px;
margin-top: 150px;
z-index: 10;
position: absolute;
}