div#navibar {
	position:fixed; top:0; left:0; height:5%;
	overflow: auto; background-color: #ffc;
	border: thin ridge silver; padding: 0.5em;
}

div#main {
	position:fixed; top:10%; left:0; height:90%;
	overflow: auto; padding: 1em 1em 1em 3em;
}