A complete course on CSS variables with tons of hands-on practice.
From everyday use cases to deep dives into the nitty-gritty details of the CSS Custom Properties Level 1 spec.
New course chapters are coming out as we go!
Tasks and challenges required for taking the course.
1 chapter, 1 challenge
The method of solving problems with varying difficulty — Mastery Challenges — makes learning easier and helps build solid coding skills.
Available only with subscription.
5 challenges
1 challenge
Getting to know CSS custom properties: syntax and common usage examples.
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