title: How to add a shadow under a navbar using CSS?
body: <p>I'm an absolute beginner when it comes to HTML &amp; CSS, so I reckon that this might sound easy to some of you. </p>
  
  <p>I was looking for a way to add a simple shadow to the navbar, like the one on <a href="https://www.codecademy.com/" rel="nofollow noreferrer">codecademy.com/</a> to my pre-existing nav bar. I'm including the HTML &amp; CSS of it in codepen below:</p>
  
  <pre><code>[https://www.codepen.io/CodingAddict/pen/QWbmBVQ][2]
  </code></pre>