body  /* Parent for positioning */ { position: relative; }
#wrapper  /* Parent id */ { width: 100%; height: 100%; }
#headmast  /* at top */ { background-color: #036; width: 100%; height: 80px; }
#headmast2  /* at top */ { background-color: #395584; width: 100%; height: 25px; }
#main  /* parent div for maincontent, topics & sidebar */ { width: 100%; clear: both; }
#maincontent  /* main text area */ { width: 51%; float: left; }
#content { float: none; margin-left: 10px; }
#sidebar  /* RHS column */ { background-color: #c0c0c0; position: relative; width: 47%; height: 449px; float: right; border-left: 1px solid #395584; }
#bottom  /* At the bottom */ { text-align: center; position: absolute; width: 100%; float: right; margin-top: 436px; }