#logo {
 position: fixed;
 top: 0em; left: 0; right: 0; height 6.6em; text-align : center; 
}
#navigation {
 position: fixed;
 top: 8.5em; left: 0; right: 0; text-align : center; height: 1.5em; 
}
#content {
 position: fixed;
 top: 10em;  bottom: 1.2em; left: 0; right: 0; text-align : center;
 overflow: auto;
 padding: 0 0.5em;
}
#copyright {
 position: fixed;
 left: 0; bottom: 0; right: 0; height: 1.2em;
}