Pseudo-classes Courses

Introduction to CSS3
University of Michigan via Coursera

All The Way CSS - The Complete CSS Adventure
Udemy

Aprende Efectos CSS3
Udemy

CSS Selectors Quickstart Course (How To)
Treehouse

CSS Selectors Course (How To)
Treehouse

HTML & CSS Crash Course Tutorial
Net Ninja via YouTube

CSS Learn CSS Quick Start Course for Beginners Web Design
Udemy

CSS - The Complete CSS Course - Flexbox / CSS Grid
Skillshare

Curso HTML5 e CSS3 - Módulo 2 de 5
YouTube

CSS: Selectors
LinkedIn Learning