CSS — resources
roadmap.sh: https://roadmap.sh/css
Books
- CSS: The Definitive Guide (Eric Meyer & Estelle Weyl) — the comprehensive, authoritative reference for the language.
- CSS Secrets (Lea Verou) — 47 clever solutions to real-world CSS problems; sharpens your mental model.
- Every Layout (Heydon Pickering & Andy Bell) — principled, resilient layout primitives over one-off hacks.
Courses / practice
- MDN: CSS — the authoritative CSS reference and property index.
- CSS-Tricks — guides and the well-known complete Flexbox and Grid references.
- Flexbox Froggy — interactive game for mastering Flexbox.
- web.dev: Learn CSS — Google’s modern, structured CSS course.