Main Content Section
This navigation bar uses a List to give each button shape. They become block elements. The CSS styles are what make it a bar instead of a list.
display: inline; tells the individual buttons to be one right after another in a line. Text-decoration: none; deletes the underline.
The HTML
<nav>
<ul>
<li> <a href="index.html">Home</a> </li>
<li> <a href="about.html">About Us</a> </li>
<li> <a href="products.html"> Our Products</a> </li>
<li> <a href="news.html">In the News</a> </li>
<li> <a href="contact.html">Contact Us</a> </li>
</ul>
</nav>