Minify CSS - Online CSS Minifier For CSS Minify

What is CSS Minifier?

CSS Minifier is the best online tool available at the SEO tools center that will compress your CSS files to 80% of their original size. You can minify CSS by copy and pasting of the code or by uploading multiple files into this tool.

What does mean by CSS Minifying?

Your web page load speed is the most evaluating factor for the search engines like Google, and the major thing is that your users also evaluate your site on page load speed. If your site loads slower than normal, the user (especially new users) will move to search for some other sources to get his answers.

There are many factors, which affect the page load speed and the major one of them is the CSS, HTML, and Java script files size. The CSS files contain codes that take more time to load, but fortunately, we can fix them by compressing them through our marvellous CSS Minifier tool.

Why use this tool?

CSS Minifying will help your fix your website load speed issue and make it load in no time to provide a better experience to users. Minifying can be done manually, but you have to give it a proper time to remove all the factors that affect your site speed. But with the help of this tool, you can do it quickly and can save time to do some other projects.

The followings are some reasons that will give you an answer about why use this tool only. You can also take these purposes as features of this astounding plugin.

• It is a premium quality tool and free.
• This tool is easy to use and manage.
• It will give results in no time (give results quicker than any other tool).
• It decreases the CSS file size to a limit that these files do not have bad effects on loading speed.
• It will reduce the bandwidth consumption of the site.
• Remove comments and whitespaces due to which loading speed of the site.

How does this work?

The principle of working of it is very simple. When you upload a file or paste the code into the given box, it starts checking the code or file. It automatically removes all the factors like comments, whitespaces, and others. After completing its job, it gives compressed files or code available for downloading and ready to publish on the site.

How to minify CSS

1. Paste your CSS. Copy the code from your stylesheet into the Paste your CSS code box.
   
2. Click Minify CSS. Comments, line breaks and extra spaces are removed and values such as 0px are shortened to 0. The line under the button shows the size before and after, here 171 B down to 117 B (32% smaller).
   
3. Copy or download the minified CSS. Replace the code in your .css file, or save it as a separate file such as style.min.css. Keep the original version for editing, since minified code is hard to read.
   

Last updated: 6 October 2026