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.

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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

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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

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Visit your global Editor Settings.

HTML

              
                <div>
  <p class="lh-s">私の好きな食べ物は<br>ラーメン・ステーキ・お寿司です。<br>特に好きなのはラーメンです。</p>
</div>
<div>
  <p class="lh-m">私の趣味は<br>映画鑑賞・読書・食べ歩きです。<br>特に好きなのは食べ歩きです。</p>
</div>
<div>
  <p class="lh-l">最近ハマっていることは<br>アニメ鑑賞です。<br>スパイファミリーが面白いです。</p>
</div>
              
            
!

CSS

              
                div {
  border:1px solid #000;
}

div + div {
    margin-top:10px;
}

.lh-s {
  line-height:0.9;
}

.lh-m {
  line-height:1.5;
}

.lh-l {
  line-height:2.5;
}
              
            
!

JS

              
                
              
            
!
999px

Console