Normalize.css is a library that helps you build all elements more consistently when displayed in today’s popular browsers. I hope that the article will provide you with useful CSS libraries for web…

https://philipwalton.github.io/solved-by-flexbox/
https://tobiasahlin.com/spinkit/
https://connoratherton.com/loaders
https://github.com/AllThingsSmitty/css-protips
https://csslayout.io/close-button/
https://bansal.io/pattern-css
https://github.com/codrops/PageTransitions
https://lokesh-coder.github.io/pretty-checkbox/#basic-checkbox