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CSS Beautifier & Optimizer
Format, validate, optimize, and transform your CSS code with powerful tools for developers of all skill levels
Your All-in-One CSS Toolkit
Whether you are just starting with CSS or working on complex stylesheets, this tool gives you everything you need to write cleaner, more efficient code. No installation required - just paste your CSS and let the magic happen.
Beautify and Minify
Got messy or compressed CSS? Our beautifier adds proper indentation, line breaks, and spacing to make your code readable. Need to shrink your stylesheet for faster loading? Switch to minify mode to remove all unnecessary characters while keeping your code working perfectly.
Validate Your Code
Not sure if your CSS is correct? The validator checks your code for common mistakes and potential problems. It catches missing brackets, typos in property names, and other issues that could break your design. You will see clear error messages and helpful warnings to fix any problems.
Optimize for Better Performance
Make your CSS work across all browsers with automatic vendor prefixes. This adds the -webkit-, -moz-, and other prefixes that older browsers need. You can also sort your properties alphabetically for easier reading, and remove duplicate rules that bloat your file size.
Color Conversion Made Easy
Working with colors can be confusing when different tools use different formats. Convert any color between HEX (#ff5733), RGB (rgb(255, 87, 51)), RGBA, HSL, and HSLA formats instantly. You can convert a single color or transform every color in your entire stylesheet at once.
CSS Variables Extraction
Modern CSS uses variables (also called custom properties) to make code easier to maintain. This tool scans your stylesheet, finds repeated color values, and automatically creates variable definitions for you. It is a quick way to modernize older CSS code.
Selector Specificity Calculator
Ever wondered why some CSS rules override others? Specificity is the answer. Enter any selector to see exactly how the browser calculates its priority. You can also analyze all selectors in your stylesheet to find overly specific rules that might cause problems.
Dark Mode Generator
Adding dark mode to your website is easier than you think. Paste your light-theme CSS and get a complete dark mode version with inverted colors and adjusted backgrounds. It is a great starting point that you can then customize to match your design.
Convert CSS to SCSS
SCSS adds powerful features like nesting and variables to CSS. This converter takes your flat CSS and restructures it into organized SCSS with proper nesting. It is perfect for learning SCSS or migrating existing projects to a preprocessor workflow.
Detailed Statistics
Get a complete breakdown of your stylesheet including file size (original vs minified), total number of rules and selectors, media queries, font faces, and more. See which properties you use most often and how many times you have used !important. These insights help you write leaner, more efficient CSS.
How to Use
- Paste your CSS code in the input area
- Click on any tab to access different features
- Press the action button for the feature you want
- Copy the result using the copy button
Who Is This For?
- Beginners: Learn about CSS structure, validation, and best practices
- Students: Understand specificity and how CSS rules work together
- Front-end Developers: Quickly format, optimize, and analyze stylesheets
- Teams: Maintain consistent code formatting across projects