Inspect CSS in real-time. Hover to view categorized styles, copy selectors & CSS instantly. Fast, organized, privacy-first.
Users
53
+2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#107K
#89K among extensions
Version
1.1.0
updated 1 Jan 2026
Users
monthly, 16 months
Latest, 16 Oct 2026:53 usersMove the mouse over the chart for any month
Ratings count
monthly, 16 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About CSS Scanner - Inspect & Copy Styles Instantly
🔍 What is CSS Scanner?
CSS Scanner is a powerful developer tool that allows you to inspect and analyze CSS properties of any element on a webpage in real-time. Perfect for web developers, designers, and anyone learning CSS, this extension provides instant access to computed styles, inline styles, and CSS selectors.
✨ Key Features
🎯 One-Click Element Analysis
Hover over any element to see its CSS properties instantly
Click to pin the CSS information panel for detailed analysis
Visual element highlighting with customizable borders
📊 Comprehensive CSS Information
Computed Styles: See the final CSS values actually applied
Inline Styles: View styles directly applied via style attributes
Categorized Display: Organized by Layout, Box Model, Typography, Effects, and more
CSS Selector Generation: Automatic optimal selector path generation
📋 Smart Copy Features
Copy complete CSS rules with selectors
Copy CSS selectors only
Copy inline styles separately
One-click clipboard integration
🎨 Professional UI/UX
Clean, modern interface that doesn't interfere with your workflow
Responsive popup positioning that adapts to screen edges
Pin/unpin functionality for hands-free analysis
Keyboard shortcuts (ESC to close/unpin)
⚡ Performance Optimized
Lightweight and fast - no impact on page performance
Smart caching system for instant results
Efficient DOM manipulation with error handling
Works on any website without restrictions
🛠 Perfect For
Web Developers: Quickly understand how CSS rules are applied
UI/UX Designers: Learn from existing designs and analyze layouts
CSS Learners: Educational tool to understand CSS behavior
Quality Assurance: Verify CSS implementations across different elements
🚀 How to Use
Activate: Click the CSS Scanner icon in your toolbar
Explore: Hover over any webpage element to see its CSS
Pin: Click an element to pin the CSS panel for detailed study
Copy: Use the copy buttons to grab CSS code or selectors
Unpin: Click elsewhere or press ESC to unpin and continue exploring
🔧 Advanced Features
Category Filtering: Focus on specific CSS property groups
Inheritance Analysis: Understand CSS cascade and inheritance
Multi-element Comparison: Compare styles between different elements
Error Recovery: Robust error handling for reliable operation
Performance Monitoring: Built-in performance optimization
🔒 Privacy & Security
No Data Collection: Your browsing data stays private
Local Processing: All analysis happens locally in your browser
No External Servers: No data is sent to external services
Minimal Permissions: Only requires access to active tabs
💡 Use Cases
Learning CSS: Understand how popular websites implement their designs
Debugging: Quickly identify CSS issues and inheritance problems
Code Review: Analyze CSS implementations for optimization opportunities
Design Analysis: Study competitor layouts and styling approaches
Education: Perfect tool for CSS tutorials and teaching