Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URLs 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 its URL and the proper URL extension.

+ add another resource

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

Auto Save

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

              
                <!-- This demo uses float grid but you can use flex grid too -->

<div class="row">
  <div class="columns">
    <h2>Drilldown Menu</h2>
    <p>Popularized by iOS, Drilldown menu is a series of nested lists which converts itself into a vertical drilldown menu.</p>
    <div class="primary callout">
      <p>The drilldown menu takes on the height of the tallest menu in the hierarchy, so the menu doesn't change height as the user navigates it.</p>
    </div>
  </div>
</div>

<div class="row">
  <div class="columns">
    <ul class="vertical menu" data-drilldown style="width: 200px" id="m1">
      <li>
        <a href="#0">Item 1</a>
        <ul class="vertical menu" id="m2">
          <li>
            <a href="#0">Item 1A</a>
            <ul class="vertical menu" id="m3">
              <li><a href="#0">Item 1Aa</a></li>
              <li><a href="#0">Item 1Ba</a></li>
              <li><a href="#0">Item 1Ca</a></li>
              <li><a href="#0">Item 1Da</a></li>
              <li><a href="#0">Item 1Ea</a></li>
            </ul>
          </li>
          <li><a href="#0">Item 1B</a></li>
          <li><a href="#0">Item 1C</a></li>
          <li><a href="#0">Item 1D</a></li>
          <li><a href="#0">Item 1E</a></li>
        </ul>
      </li>
      <li>
        <a href="#0">Item 2</a>
        <ul class="vertical menu">
          <li><a href="#0">Item 2A</a></li>
          <li><a href="#0">Item 2B</a></li>
          <li><a href="#0">Item 2C</a></li>
          <li><a href="#0">Item 2D</a></li>
          <li><a href="#0">Item 2E</a></li>
        </ul>
      </li>
      <li>
        <a href="#0">Item 3</a>
        <ul class="vertical menu">
          <li><a href="#0">Item 3A</a></li>
          <li><a href="#0">Item 3B</a></li>
          <li><a href="#0">Item 3C</a></li>
          <li><a href="#0">Item 3D</a></li>
          <li><a href="#0">Item 3E</a></li>
        </ul>
      </li>
      <li><a href='#0'> Item 4</a></li>
    </ul>
  </div>
</div>
              
            
!

CSS

              
                /* Demo Styles */

body {
  padding: 2rem 1rem;
}
              
            
!

JS

              
                $(document).foundation();
              
            
!
999px

Console