JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Smart Arts Web Design</title>
<link href="smartArt.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="wrapper">
    <div id="logo"><img src="smartArtLogo.gif" alt="Smart Art Web Designs" width="650" height="100" /></div>
    <div id="leftcolumn">
        <a class="mainnav" href="index.html"><img src="artHomeBtn.gif" alt="Home" width="107" height="25" /></a>
        <a class="mainnav"  href="#"><img src="artAboutBtn.gif" alt="About" width="107" height="25" /></a>
        <a class="mainnav" href="#"><img src="artPortBtn.gif" alt="Portfolio" width="107" height="25" /></a>
        <a class="mainnav" href="#"><img src="artContactBtn.gif" alt="Contact" width="107" height="25" /></a>
    </div>
    <div id="rightcolumn">
        <p>Smart Art Web Designs take the web to new places.</p>
        <p>No more boring pages without color. </p>
        <p>We can help with websites that need:</p>
        <ul>
               <li>content management</li>
               <li>user interactivity</li>
               <li>features</li>
        </ul>
        <p class="contact">Smart Art Web Designs<br />
            123 Pandora Road<br />
            Canton, OH. 44718<br />
              <br />
            330-555-5555
        </p>

    <div id="nav">
        <a href="index.html">Home</a> &nbsp;&nbsp;
        <a href="#">About</a> &nbsp;&nbsp;
        <a href="#">Portfolio</a> &nbsp;&nbsp;
        <a href="#">Contact</a>
    </div>

    <div id="footer">Copyright &copy; 2009 Smart Arts Web Design<br />
        <a href="mailto:[email protected]">[email protected]</a></div>
    </div>
</div>
</body>
</html>

CSS

body{
    background:#2E6213;
}

#wrapper{
    background:#FFF;
    margin:55px auto auto auto;
    width:80%;
}

#logo{
    background:#B56D06;
    width:100%;
}

#leftcolumn{
    padding:10px;
    float:left;
    margin:5px;
    width:15%;
    line-height:2.5em;

}