Bootstrap Docs Sidebar

by Kyle Mitofsky

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/3.2.1/css/font-awesome.min.css">
<section id="GroupA" class="group">
    <h3>Group A</h3>
    <div id="GroupASub1" class="subgroup">
        <h4>Group A Sub 1</h4>
    </div>
    <div id="GroupASub2" class="subgroup">
        <h4>Group A Sub 2</h4>
    </div>
</section>
<section id="GroupB" class="group">
    <h3>Group B</h3>
    <div id="GroupBSub1" class="subgroup">
        <h4>Group B Sub 1</h4>
    </div>
    <div id="GroupBSub2" class="subgroup">
        <h4>Group B Sub 2</h4>
    </div>
</section>
<section id="GroupC" class="group">
    <h3>Group C</h3>
    <div id="GroupCSub1" class="subgroup">
        <h4>Group C Sub 1</h4>
    </div>
    <div id="GroupCSub2" class="subgroup">
        <h4>Group C Sub 2</h4>
    </div>
</section>

CSS

.group {
    background: yellow;
    width: 200px;
    height: 500px;
}
.group .subgroup {
    background: orange;
    width: 150px;
    height: 200px;
}