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name: frontend-css description: Write and maintain CSS using consistent methodology (Tailwind, BEM, CSS Modules), design tokens, framework patterns, and optimized production builds. Use this skill when writing or modifying CSS files, applying utility classes, styling components, creating design systems, defining color/spacing tokens, or working with CSS frameworks. Apply when working with .css, .scss, .sass files, Tailwind config, styled-components, CSS-in-JS, or any styling code that controls visual presentation, layout, typography, and design consistency across the application.

Frontend CSS

When to use this skill

• When writing or modifying CSS, SCSS, SASS, or Less files
• When applying Tailwind CSS utility classes to HTML or components
• When using CSS Modules, styled-components, or CSS-in-JS solutions
• When defining design tokens (colors, spacing, typography, shadows)
• When creating or updating theme configurations or design systems
• When styling React, Vue, or other framework components
• When implementing layouts, grids, or flexbox structures
• When choosing colors, fonts, or visual styling for UI elements
• When optimizing CSS for production (purging unused styles)
• When refactoring CSS to follow project methodology (BEM, utility-first)
• When working with CSS framework configuration files (tailwind.config.js)
• When implementing animations, transitions, or visual effects
• When resolving styling conflicts or overriding framework defaults

This Skill provides Claude Code with specific guidance on how to adhere to coding standards as they relate to how it should handle frontend CSS.

Instructions

For details, refer to the information provided in this file: frontend CSS