_A Pen created at CodePen.io. Original URL: https://codepen.io/tywmick/pen/EJrmvx.
In fulfillment of freeCodeCamp's Responsive Web Design Project Build a Technical Documentation Page. Modeled some after their example but inspired more by W3School's sidebar tutorials.
Built with W3.CSS.
Content sourced from Getting started with HTML by Mozilla Contributors, which is licensed under CC BY-SA 2.5.