Responsive Design

Invoke when authoring or editing any HTML/CSS that ships to a browser: a landing page, a docs site, a card grid, a list/table view. Content overflowing its container is a correctness bug (horizontal page scroll, text under other elements, unreadable layouts), not a cosmetic nit — handle it with the same seriousness as a logic error. Assume a real device range: ~320px phones → tablets → laptops → ultrawide monitors.

Read the full skill on GitHub. The site shows the first section; the canonical full content with all principles, examples, and rules lives in the repo.

View full SKILL.md on GitHub ›

What the full skill covers

  • Micro-Skills
  • Inputs
  • Outputs
  • Scope
  • Guardrails
  • Decision Criteria
  • Success Criteria
  • Failure Modes