CSS Explained: Core Concepts, Techniques, & Best Practices

Learn CSS Basics by Building a Card Component

Introduction to CSS | CSS Tutorial for Beginners

Create amazing borders with CSS Pseudo Elements

Fancy CSS Borders Using Masks (Zig-Zag, Wavy, and More) | CSS-Tricks

Create fancy borders for your images.

50 CSS Animations With Source Code| Part 1 | Coding Artist

7 cool CSS animation effects (and how to make them)

Upgrading CSS Animation With Motion Curves — Smashing Magazine