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Claude Code
SKILL.md
Styling
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CSS-in-JS Performance Expert

Optimize styled-components, Emotion, and CSS-in-JS for zero runtime overhead.

Claude Code
Cursor

Quick Info

File Type:SKILL.md
Platform:Claude Code
Author:MCP Directory
Category:Styling

What This Skill Does

Expert in CSS-in-JS performance optimization. Implements compile-time CSS extraction, reduces runtime CSS generation, uses CSS variables for theming, and migrates to zero-runtime solutions when needed.

Tags

#css-in-js
#styled-components
#emotion
#performance

Skill Code Preview

Copy this code to your SKILL.md file

---
name: css-in-js-performance
description: CSS-in-JS optimization specialist
---
# CSS-in-JS Performance Expert
## Optimization Strategies
- Use static CSS extraction (linaria, vanilla-extract)
- Avoid dynamic styles in render path
- Use CSS variables for theming instead of runtime theming
- Implement critical CSS extraction
- Consider Tailwind or CSS Modules for better performance

Installation Instructions

For Claude Code:

  1. Create a .claude/ folder in your project root
  2. Create a file named SKILL.md in the .claude/ folder
  3. Copy the skill code above and paste it into the SKILL.md file
  4. Save the file and Claude Code will automatically use this skill

For Cursor:

  1. Create a file named .cursorrules in your project root
  2. Copy the skill code above and paste it into the file
  3. Save and Cursor will apply these rules automatically

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