idiomatic-css : Principles of writing consistent, idiomatic CSS
This Is Responsive : Tips, Resources and Patterns for Responsive Web Design
Anime.js : Anime.js is a fast, multipurpose and lightweight JavaScript animation library with a simple, yet powerful API.
It works with CSS properties, SVG, DOM ...
Diagnostic.css : Diagnostic.css is a stylesheet which allows the user to test for common errors in a page's markup.
Also : https://github.com/karlgroves/diagnostic.css
AOS : Animate On Scroll Library.
Small library to animate elements on your page as you scroll.
