tailwind-4

Review Tailwind CSS 4 styling for best practices and dynamic values.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/jovivaspo/base-agent-next-app --skill tailwind-4-jovivaspo
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: tailwind-4
Source: https://github.com/jovivaspo/base-agent-next-app/tree/main/skills/tailwind-4
Command: npx skills add https://github.com/jovivaspo/base-agent-next-app --skill tailwind-4-jovivaspo

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers adhere to best practices and avoid common pitfalls when using Tailwind CSS 4 for styling, ensuring cleaner, more maintainable, and efficient code.

Core Features & Use Cases

  • Best Practice Enforcement: Guides against incorrect usage of var() in classNames and hex colors.
  • Dynamic Styling: Demonstrates effective use of the style prop and CSS custom properties for dynamic values.
  • Utility Guidance: Explains when to use cn() for conditional classes and merging, and when to use direct className.
  • Use Case: When implementing a new UI component, use this Skill to ensure all Tailwind classes are applied correctly, especially for responsive designs and dynamic states.

Quick Start

Apply the tailwind-4 skill to review the current styling of the component and suggest improvements based on best practices.

Frequently Asked Questions about tailwind-4

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I handle dynamic styling in Tailwind CSS 4?

Handle dynamic styling in Tailwind CSS 4 by using the style prop and CSS custom properties for dynamic values. This approach ensures maintainable code while avoiding incorrect usage of var() directly inside classNames.

When should I use the cn() utility function with Tailwind CSS classes?

Use the cn() utility function for conditional classes and merging Tailwind CSS classes. Apply direct className strings when conditionals are unnecessary to keep frontend styling efficient and clean.

Why should I avoid hex colors in Tailwind CSS 4 classNames?

Avoid hex colors in Tailwind CSS 4 classNames to enforce best practices and maintain semantic styling. Use predefined Tailwind utility classes instead to ensure a consistent and maintainable frontend design system.

What is the best way to apply conditional classes in frontend components?

The best way to apply conditional classes is using utility functions like cn() for merging, pairing semantic Tailwind classes with the style prop for dynamic values to ensure maintainable UI code.

Can I use var() inside className for dynamic values in Tailwind CSS?

No, avoid using var() inside className for dynamic values in Tailwind CSS. Instead, use the style prop for dynamic values and rely on semantic utility classes for static styling patterns.