mobile-first-design

Installation
SKILL.md

Mobile-First Design

Design interfaces starting with mobile as the foundation, then enhance for larger screens.

Breakpoints

Name Width Devices
Mobile 320-480px iPhone SE, small Android
Tablet 481-768px iPad mini
Desktop 769-1024px iPad Pro, laptops
Large 1025px+ Desktop monitors

Mobile-First CSS

Installs
341
GitHub Stars
174
First Seen
Jan 25, 2026
mobile-first-design — secondsky/claude-skills