If you are a fan of JUX Mega Menu and if you have used it for your site, I’m pretty sure that you are using one of the best Joomla Mega menu ever.
Demo: https://www.joomlaux.com/jux-extensions/mega-menu/css3-mega-menu.html
CSS3 Responsive Web Pricing Tables Grids For WordPress is a pack of pure CSS3 Web Pricing Tables with 2 table styles and 20 predefined color versions that comes loaded with tons of options like extensive admin panel with live configuration.
Demo: https://codecanyon.net/item/css3-responsive-wordpress-compare-pricing-tables/629172
CSS3 Accordions for WordPress is a WordPress Accordions Plugin based on pure CSS3. It comes with intuitive admin panel, horizontal and vertical layout and color picker for unlimited color skins.
Demo: https://codecanyon.net/item/css3-accordions-for-wordpress/716291
CSS3 Tooltips for WordPress is a lightweight, easy-to-use tooltips plugin for WordPress.
Demo: https://codecanyon.net/item/css3-tooltips-for-wordpress/7416713