<div class="az-tabs" id="az-tabs-1">
<ul>
<li>Tabs 1</li>
<li>Tabs 2</li>
</ul>
<div class="az-tabs-card">
<article>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor.</p>
</article>
</div>
<div class="az-tabs-card">
<article>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor.</p>
</article>
</div>
</div>
LI, DIV and ARTICLE get a CSS class when a Tab is active.
<li class="az-tabs-tab-active">
<div class="az-tabs-card-active">
<article class="az-tabs-article-active">
AZ Tabs has some CSS that you can find here:
tabs.css