They’re used to display related information in pieces, without overwhelming the user with buttons, text, and options. Download Source Files Fancy, little animation for a dropdown menu or list. You mean sub-menu under services menu? If you click on "Obesity Surgery", there is a drop down menu that is supposed to display. 3D dropdown menu. We have built a huge library of CSS menus and we welcome you to use them in your next project. If at this level there are items containing sub-items, and when you hover over them, only one nested level will open. For the purposes of this post, you will see how to create this using solely HTML and CSS. However, if you want to make some dropdown menu using CSS or want to make an advance mega menu, then you find it’s a bit more complicated than a simple menu. Yeah, I know there is still lots to work on. All of our CSS drop down menus are 100% CSS and cross-browser compatible. CSS3 • Tutorials Valeriu Timbuc • May 28, 2016 • 3 minutes READ Topic: CSS3 Difficulty: Intermediate Estimated Completion Time: 1 hour. Every website use dropdown menu, this the best way to organize listing by category. Download. Thanks to the: hover pseudo-class, when you hover over a menu item, for the first nested ul list, the display value will become block. So far I tried this code: CSS