expandingmenu - CSS ONLY

by Krishna Gopinath

HTML

<div class="container">
    <ul id="topnav">
        <li><a href="#">Home</a>
        </li>
        <li><a href="#">About</a>
        </li>
        <li><a href="#">Services</a>
 <span>
                    <a href="#">What We Do</a>
                    <a href="#">Our Process</a>
                    <a href="#">Testimonials</a>
                </span>

        </li>
        <li><a href="#">Portfolio</a>
 <span>
                <a href="#">Web Design</a>
                <a href="#">Analytics</a> |
                <a href="#">Database Design</a>
            </span>

        </li>
        <li><a href="#">Contact</a>
        </li>
    </ul>
</div>

CSS

body {
    font: 10px normal Verdana, Arial, Helvetica, sans-serif;
    margin: 10px auto;
    padding: 0;
}
.container {
    float:left;
    width:100%;
    background:#113388;
    margin: 0 auto;
}
ul#topnav {
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 1.2em;
    background: #113388;
    position:relative;
    text-align:center;
}
ul#topnav li {
    display: inline-block;
    margin: 0;
    padding: 0;
    border-right: 1px solid #555;
}
ul#topnav li a {
    padding: 10px 15px;
    display: block;
    color: #f0f0f0;
    text-decoration: none;
    text-align:center;
}
ul#topnav li span {
    padding: 15px 0;
    position: absolute;
    left: 0;
    top: 100%;
    display: none;
    text-align:Center;
    width: 100%;
    background: #558ED5;
    color: #fff;
    -moz-border-radius: 0 0 5px 5px;
    -webkit-border-radius: 0 0 5px 5px;
}
ul#topnav li:hover span {
    display: block;
}
ul#topnav li span a {
    display: inline;
}
ul#topnav li span a:hover {
    text-decoration: underline;
}