Modern CSS Architecture
Free Intermediate course · 10 lessons · 3 weeks · Certificate on completion
Use Grid, container queries, cascade layers and custom properties to write maintainable CSS. Across 10 lessons you'll move from fundamentals to a portfolio-ready outcome — at your own pace, with quizzes after each lesson and a final exam to certify your mastery.
What you'll learn
- The modern CSS toolkit
- Flexbox vs Grid
- Advanced Grid layouts
- Container queries
- Custom properties
- Cascade layers
Skills you'll pick up
- The modern CSS toolkit
- Flexbox vs Grid
- Advanced Grid layouts
- Container queries
- Custom properties
- Cascade layers
Tools covered
- Modern CSS
- Real-world projects
- Quizzes
- Final exam
Course modules
Module 1: The modern CSS toolkit
Module 1 of Modern CSS Architecture. 3 lessons · 3h
Module 2: Container queries
Module 2 of Modern CSS Architecture. 3 lessons · 3h
Module 3: The :has() selector
Module 3 of Modern CSS Architecture. 2 lessons · 2h
Module 4: Naming and organisation
Module 4 of Modern CSS Architecture. 2 lessons · 2h
Lessons in this course
- The modern CSS toolkit
- Flexbox vs Grid
- Advanced Grid layouts
- Container queries
- Custom properties
- Cascade layers
- The :has() selector
- Fluid typography
- Naming and organisation
- Refactoring legacy CSS
Instructor
Kenji Watanabe — Web Performance Engineer
Kenji Watanabe is a Web Performance Engineer with years of hands-on experience teaching Modern CSS to thousands of learners worldwide.
Certificate
Finish every lesson and pass the final exam to earn a free, verifiable Learnera certificate for Modern CSS Architecture. It can be downloaded as a PDF and shared on LinkedIn.
Career outcomes
Median global salary $110,000 per year · median India salary ₹15,40,000 per year · 20,891 open roles worldwide
- Modern CSS Specialist
- Senior Modern CSS Lead
- Modern CSS Consultant
Frequently asked questions
Is the Modern CSS Architecture course free?
Yes. Every Learnera course, including Modern CSS Architecture, is completely free — lessons, quizzes, the final exam, and the certificate.
How long does Modern CSS Architecture take?
10 lessons, typically completed in 3 weeks at a comfortable pace.
Do I get a certificate?
Yes — pass the final exam and you receive a free, verifiable certificate you can share on LinkedIn.