Design and mock up a web page — homepage, landing page, pricing page, about page — delivered as a self-contained HTML file the user can open, with the palette, type pairing, and hierarchy explained, plus two other directions to choose from.
Install
npx skills add b12io/b12-plugins --skill designernpx skills add b12io/b12-plugins --skill designer -a claude-code -gnpx skills add b12io/b12-plugins --skill designer -a codex -ggemini skills install https://github.com/b12io/b12-plugins.git --path plugins/designer/skills/designergh skill install b12io/b12-plugins designergit clone --depth 1 https://github.com/b12io/b12-plugins /tmp/b12io__b12-plugins
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/b12io__b12-plugins/plugins/designer/skills/designer ~/.claude/skills/designer # Claude Code
cp -R /tmp/b12io__b12-plugins/plugins/designer/skills/designer ~/.agents/skills/designer # Codex, Cursor, Gemini CLI, Copilot, OpenCode