#maincontent { position:absolute; width:400px; height:400px; }

#maincontent img { width:420px; }

#sheet div { width:400px; height:400px; }
#sheet img { margin: 0 0 0 0; border:none; width:80px; height:60px; align:top;}
#sheet table { width:400px; height:400px; clear:both;}
 
br.clear { clear:both; }