Main Content Section
This simple layout [Demo 7A] started with this basic html coding and then added CSS style to have the pieces fall into place. Figure out your design first (do a sketch), do the basic coding and then add your CSS styles.
<!DOCTYPE html>
<html>
<head>
<title>Page Layout</title>
<style type="text/css">
#wrapper {width: 950px; background-color: #e4ecec; margin: 15px auto;
border: 1px solid black; text-align:left; padding: 5px;}
#banner {border-bottom: 2px solid #2f8ae0; }
nav {height: 25px;border-bottom: 2px solid #2f8ae0; padding-top: 10px;}
#lftcol {width: 235px; height: 450px; float: left; border-right: 2px solid #2f8ae0;}
#mainSection {width: 700px; float: right; }
footer {clear: both; border-top:2px solid #2f8ae0; }
</style>
</head>