# Atomic CSS

> Use this tool when you need to streamline your CSS workflow with a utility-first approach, solving problems such as verbose CSS code and inconsistent styling across different breakpoints. It takes CSS properties and values as input and outputs corresponding abbreviated class names, providing a simple interface for class lookup, conversion, and validation. Ideal for use in responsive web development projects that require efficient and consistent styling across 14 different breakpoints.

Canonical page: https://skillsregistry.net/skills/atomic-css  
JSON: https://api.skillsregistry.net/v1/skills/atomic-css

## Description

Atomic CSS provides a utility-first CSS framework that maps abbreviated class names to CSS properties and values. The integration exposes tools for class lookup, CSS-to-class conversion, class validation with recommendations, and category-based class listings. It supports zero-configuration usage across any platform with 14 responsive breakpoints.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** maps-location
- **Updated:** 2026-09-02

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/atomic-css)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "atomic-css"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/atomic-css` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/atomic-css/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt