Design elements using Bootstrap, javascript, css, and html. Bootstrap 4 Vertical Nav Tabs Snippet Bootstrap 4. See the Pen Just Another Menu(Pure CSS) by Akhil Sai Ram on https://codepen.io ‘>CodePen.dark. Find an effortless way to create Bootstrap 4 megamenu in our snippet.. Snippet explained: Use the default Bootstrap's dropdown menu to hold your mega menu. Vertical Menu Vertical Menu Conclusion. First, have a look at the demo and I will explain how it worked: First of all, you need to include the Bootstrap CSS, jQuery, popper.js and Bootstrap JS files. Quickly jumpstart your next project with this Bootstrap CSS compatible code samples. In order to get the Bootstrap 4 styling, you will need the basic class called .navbar. ALL RIGHTS RESERVED. Compatible browsers: Chrome, Edge, Firefox, Opera, Safari.