responsive-design

Installation
SKILL.md

Responsive Design

This skill covers responsive design principles — mobile-first development, appropriate breakpoints, touch-friendly targets, and adaptive layout patterns.

Use-When

This skill activates when:

  • Agent builds page layouts or components
  • Agent adds responsive breakpoints
  • Agent designs for mobile devices
  • Agent creates touch-friendly interactions
  • Agent converts desktop-only designs to responsive

Core Rules

  • ALWAYS use mobile-first approach (base styles for mobile, media queries for larger)
  • ALWAYS ensure touch targets are at least 44x44px
  • ALWAYS design for smallest screen first, then enhance
  • NEVER rely solely on device detection (use feature detection)
Related skills
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4
First Seen
Feb 17, 2026