title: how to remove css comments from css file
body: <p>I am using <code>nextjs + reactjs</code> .I want to <code>remove</code> all css comments present in my <code>css</code> file. For example, a created a simple project for next js. I am using <code>next-purgecss</code> to remove unwanted css but still, it is not <code>removing</code> comments why?</p>
  <p>here is my code
  <a href="https://codesandbox.io/s/sharp-jennings-upb7y?file=/next.config.js:73-86" rel="nofollow noreferrer">https://codesandbox.io/s/sharp-jennings-upb7y?file=/next.config.js:73-86</a>
  I added a <code>comment</code> in my <code>css</code> file</p>
  <pre><code>/*
  
  heloo terr
   */
  a {
    background-color: green;
  }
  </code></pre>
  <p>It should be removed after using <code>purgecss</code> plugin.Is there any way to remove these comments</p>
  <p><a href="https://i.stack.imgur.com/9SlgC.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/9SlgC.png" alt="enter image description here" /></a></p>
  <p>To run code create a new terminal and run <code>npm run dev</code> as it open at <code>3005</code> port</p>
  <p><a href="https://i.stack.imgur.com/smP09.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/smP09.png" alt="enter image description here" /></a></p>