CSS: Selectors, Specificity & the Cascade

Wishlist Share

About Course

Stop fighting your stylesheets. This course explains how CSS decides which rule wins: selectors, specificity scores, source order, inheritance, !important and cascade layers, with worked examples and practical habits for writing CSS that is easy to maintain.

Tutwoo is an independent learning provider. This course is general skills training based on official documentation. It is not an accredited qualification. Software behaviour can change between versions, so check the official documentation for the version you use.

What Will You Learn?

  • Write and combine the main types of CSS selector Calculate specificity using the ID-CLASS-TYPE method Understand source order, inheritance and !important Keep specificity low with :where() and cascade layers

Course Content

Course Lessons

  • Selectors
  • Specificity
  • Source order, inheritance and !important
  • Writing maintainable CSS

Sources & Further Reading
The official guidance this course is based on.

Final Assessment

Student Ratings & Reviews

No Review Yet
No Review Yet

Want to receive push notifications for all major on-site activities?

✕