CSS Minifier

Quickly minify your CSS files to reduce size and improve performance. This is a 100% free online CSS Minifier.

About CSS Minifier

CSS Minifier removes unnecessary characters in your CSS source file to reduce file size and improve performance. A lot of unnecessary spaces, formatting, and characters can add up and increase your CSS file size, which can slow down a web page. This tool solves this problem by removing those unnecessary characters.

Benefits of CSS Minification

  • It can reduce page Size
  • It can make your website load faster
  • It improves user-experience
  • It can reduce the server load
  • It can help boost SEO by helping a website pas core web vitals.

How to use CSS Minifier

It is easy to use this tool. Simply copy and paste your CSS data into the box and then click on minify. It will automatically minify and you get an instant result.

For example, if you want to minify the code below:

.flexbox {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: stretch;
  box-sizing: border-box;
  margin: 0px -10px;

.item {
  box-sizing: border-box;
  width: 50%;
  margin-bottom: 20px;
  padding: 0px 10px;

.content {
  color: #242424;
  background-color: #1bbefe;
  font-weight: 600;
  text-align: center;
  box-sizing: border-box;
  height: 100%;
  padding: 10px;

Simply copy and paste it into the box, then click on minify. The result will be like the one below

.flexbox{display:flex;flex-direction:row;flex-wrap:wrap;justify-content:flex-start;align-items:stretch;box-sizing:border-box;margin:0px-10px}.item{box-sizing:border-box;width:50%;margin-bottom:20px;padding:0px 10px}.content{color:#242424;background-color:#1bbefe;font-weight:600;text-align:center;box-sizing:border-box;height:100%;padding:10px}

Advantages of using CSS Minifier

  • It saves time. Faster than doing it manually.
  • Copy, paste, and minify with a click.
  • One-click to copy the result.

Note: Test on a staging environment first after minification.

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