Fixed Navigation Bar - CSS

The following HTML/CSS demonstrates how to have a fixed area at the top of a web page.

<html>
<head>
<style type='text/css'>
body
{
    padding: 0 0 0 0;
    margin: 0 0 0 0;
}
.fixedNavBar
{
    position: fixed;
    top: 0;
    background-color: silver;
    width: 100%;
    white-space: nowrap;
}
.content
{
    margin-top: 30px;
}
</style>
</head>
<body>
<div class='fixedNavBar'>This is my navigation bar</div>

<div class='content'>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer nulla nisi, porttitor at 
    auctor non, tincidunt vel magna. Pellentesque condimentum molestie nibh sit amet lacinia. Donec 
    nisl mi, dapibus lacinia scelerisque vitae, gravida a quam. Integer vel risus lorem. Vestibulum 
    ut ante elit. Maecenas rutrum mattis nisl nec fringilla. Ut molestie felis a turpis auctor sed 
    ultrices neque fringilla. </p>
</div>
</body>
</html>