Build responsive, mobile-first layouts using fluid containers, flexible units, media queries, and touch-friendly design that works across all screen sizes. Use this skill when creating or modifying UI layouts, responsive grids, breakpoint styles, mobile navigation, or any interface that needs to adapt to different screen sizes.
Install
npx skills add am-will/codex-skills --skill frontend-responsive-design-standardsnpx skills add am-will/codex-skills --skill frontend-responsive-design-standards -a claude-code -gnpx skills add am-will/codex-skills --skill frontend-responsive-design-standards -a codex -ggemini skills install https://github.com/am-will/codex-skills.git --path skills/frontend-responsive-uigh skill install am-will/codex-skills frontend-responsive-design-standardsgit clone --depth 1 https://github.com/am-will/codex-skills /tmp/am-will__codex-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/am-will__codex-skills/skills/frontend-responsive-ui ~/.claude/skills/frontend-responsive-design-standards # Claude Code
cp -R /tmp/am-will__codex-skills/skills/frontend-responsive-ui ~/.agents/skills/frontend-responsive-design-standards # Codex, Cursor, Gemini CLI, Copilot, OpenCode