title: How to import external css file in nextjs app
body: <p>I am working on react based nextjs app. Some npm packages are using external css import. 
  I am getting error like</p>
  
  <pre><code>Module parse failed, you may need an appropriate loader to handle this file type.
  </code></pre>
  
  <p>How can I support css import from external packages in my nextjs app. I have checked somewhere by making change in next.config.js, it works. But I am unable to find the proper one.It would be great if someone can help me around this.</p>