#baner {
	width:700px;
}
#menu {
	width:200px; 
	float: left;
	padding:10px;
}
#tresc{
	width:500px; 
	float:left;
	border-left: 1px solid green;
	padding:10px;
}
#stopka
{
	width:700px;
	clear:both;
	background: green;
	color:yellow;
	text-align:center;
}