Hope I’ve understood you correctly, take a look at this: http://jsfiddle.net/EAEKc/
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Content with Menu</title>
<style>
.content .left {
float: left;
width: 100px;
background-color: green;
}
.content .right {
margin-left: 100px;
background-color: red;
}
</style>
</head>
<body>
<div class="content">
<div class="left">
<p>Hi, Flo!</p>
</div>
<div class="right">
<p>is</p>
<p>this</p>
<p>what</p>
<p>you are looking for?</p>
</div>
</div>
</body>
</html>