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CSS Minifier

Compress and minify CSS code to reduce file size and improve website performance

CSS Input

Strip all /* */ comments from CSS
Remove unnecessary spaces and line breaks
Remove trailing semicolons in declaration blocks
Convert #ffffff to #fff, etc.
Remove selectors with no declarations
Convert 0px to 0, remove leading zeros

📊 Minified CSS

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Original Size
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Minified Size
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Size Reduction
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Compression

📥 Before Minification

/* Main styles */ body { margin: 0; padding: 20px; font-family: Arial, sans-serif; background-color: #ffffff; } .container { max-width: 1200px; margin: 0 auto; padding: 0px 15px; }

📤 After Minification

body{margin:0;padding:20px;font-family:Arial,sans-serif;background-color:#fff}.container{max-width:1200px;margin:0 auto;padding:0 15px}

📊 Typical Savings

• Comments: 10-30% reduction • Whitespace: 20-40% reduction • Color shortening: 5-15% reduction • Zero optimisation: 5-10% reduction • Combined: 40-70% size reduction

🚀 Performance Benefits

• Faster page load times • Reduced bandwidth usage • Better SEO scores • Improved user experience • Lower hosting costs

🎯 What is CSS Minification?

CSS minification is the process of removing unnecessary characters from CSS code without changing its functionality. This includes whitespace, comments, and redundant code, resulting in smaller file sizes and faster loading websites.

Why minify CSS? Smaller CSS files load faster, reducing page load times and improving user experience. This is especially important for mobile users and slow connections.

Safe optimisations: Our minifier only removes unnecessary content and applies safe optimisations that don't change how your CSS works.

🔧 Optimisation Features

  • Comment removal: Strips all CSS comments (/* */) from your code
  • Whitespace removal: Removes unnecessary spaces, tabs, and line breaks
  • Semicolon optimisation: Removes trailing semicolons in declaration blocks
  • Color shortening: Converts #ffffff to #fff, #000000 to #000
  • Empty rule removal: Removes selectors with no declarations
  • Zero optimisation: Converts 0px to 0, removes leading zeros from decimals
  • Safe processing: Preserves CSS functionality while maximising compression