nav ul{ width:100%; position:fixed; list-style-type: none; color:blue; } li{ display: inline; text-align: center; margin: 0 10px 20px; border-radius: 10px; border:solid 1px; width: 20px; height: 30px; padding:20px; }
<section>
<h1>Forest elephants</h1>
<section>
<h1>Introduction</h1>
<p>In this section, we discuss the lesser known forest elephants.
</section>
<section>
<h1>Habitat</h1>
<p>Forest elephants do not live in trees but among them.
</section>
<aside>
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</section>
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