Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URL's added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using it's URL and the proper URL extention.

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JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <div class="flex items-center justify-center min-h-screen bg-grey-darker font-sans leading-normal">
  <div class="bg-white rounded max-w-xs w-full shadow-lg select-none cursor-default overflow-hidden">
    <div class="group hover:bg-blue p-4 border-b">
      <p class="font-semibold text-lg mb-1 text-black group-hover:text-white">New Project</p>
      <p class="text-grey-darker group-hover:text-white mb-2">Create a new project from a variety of starting templates.</p>
      <a href="#" class="text-blue no-underline hover:underline group-hover:text-white">Learn more</a>
    </div>
    <div class="group hover:bg-blue p-4">
      <p class="font-semibold text-lg mb-1 text-black group-hover:text-white">Open</p>
      <p class="text-grey-darker group-hover:text-white mb-2">Open an existing project from your hard drive or in the cloud.</p>
      <a href="#" class="text-blue no-underline hover:underline group-hover:text-white">Learn more</a>
    </div>
  </div>
</div>
              
            
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CSS

              
                .group:hover .group-hover\:text-white {
  color: #fff;
}
              
            
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JS

              
                
              
            
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999px

Console