Tailwind CSS is an utility-first CSS framework for rapidly building custom designs with predefined class. If you are a big fan like me, you will probably appreciate this nice cheat-sheet made by Jay Elaraj.

Ant Design is a React/Vue/Angular UI library that has a plethora of easy-to-use components that are useful for building elegant user interfaces.

Ire Aderinokun presents in this article her solution to resetting some default browser styles, she also includes some utilities that she wants in every project.