CSS Minifier

Input CSS

Characters: 0 | Lines: 0

Output CSS

Characters: 0 | Lines: 0 | Reduction: 0%

CSS Minification Guide

Learn about CSS minification techniques and best practices for web performance optimization.

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 to reduce file size and improve loading times.

Typical Reduction: 20-60% file size reduction

Benefits of Minification

Minified CSS loads faster, reduces bandwidth usage, and improves website performance. This is especially important for mobile users and SEO, as page speed is a ranking factor for search engines.

Performance Impact: Faster page loads, better user experience

CSS Minification Examples

Original CSS

/* Main container styles */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Button styles */
.btn {
    background-color: #4f46e5;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 600;
}

.btn:hover {
    background-color: #4338ca;
}

Minified CSS

.container{width:100%;max-width:1200px;margin:0 auto;padding:20px}.btn{background-color:#4f46e5;color:#fff;padding:12px 24px;border-radius:8px;border:none;cursor:pointer;font-weight:600}.btn:hover{background-color:#4338ca}

Note: Minification removes comments, whitespace, and optimizes color values (white → #fff).