# CSS Viewer

> CSS Viewer allows you to select any block on the page and instantly get the CSS for it and all its subelements.

Canonical page: [https://chrome-stats.com/d/css\_viewer?hl=ko](https://chrome-stats.com/d/css_viewer?hl=ko)

## Overview

- **ID:** `css_viewer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Forestier
- **Category:** web-development,search-tools,appearance
- **Daily users:** 20
- **Weekly downloads:** 1
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.0.0
- **Last updated:** 2026-03-01
- **First published:** 2026-02-26
- **Size:** 17 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/css_viewer/)

## Description

CSS Viewer is a Firefox extension that helps you quickly extract styles from web pages.

What it can do:
- Select any element on the page with visual highlighting;
- Collection of CSS rules applied to the selected block and its children;
- Taking into account inline styles (style="") inside the selected block;
- View the result in a convenient extension window;
- Copy CSS to clipboard or download to .css file;
- Automatic interface localization: Russian/English according to the browser language.

The extension is intended for developers, layout designers and anyone who analyzes website styles.

## Rankings

- #24,735 — Overall
- #84 — viewer

## Permissions and access

### Permissions

- `storage`
- `tabs`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/css_viewer?hl=ko)