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. If you link to another Pen, it will include the CSS from that Pen. If the preprocessor matches, it will attempt to combine them before processing.

+ 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

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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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HTML

              
                <div class="row">
	<div class="element">
		<div class="content">Lorem ipsum dolor sit amet consectetur adipisicing elit. Numquam blanditiis quos est dolor repellendus deleniti facere error sed incidunt quasi id quo cumque, veritatis ad natus aspernatur voluptatum at tempora!</div>
	</div>
	<div class="element">
		<div class="content">Aut facere ipsum ullam. Consectetur iste ducimus tempora reiciendis eos voluptatibus autem! Error soluta sit rerum rem exercitationem repudiandae deleniti velit quod illo facilis fuga recusandae aut, autem numquam maiores.</div>
	</div>
	<div class="element">
		<div class="content">Ducimus aliquam, velit maiores exercitationem ullam adipisci laudantium cum? Incidunt laudantium quam facere rem mollitia dignissimos! Distinctio iure atque veritatis nostrum labore, possimus vero ratione commodi vitae, molestiae sint doloribus! Ducimus aliquam, velit maiores exercitationem ullam adipisci laudantium cum? Incidunt laudantium quam facere rem mollitia dignissimos! Distinctio iure atque veritatis nostrum labore, possimus vero ratione commodi vitae, molestiae sint doloribus!</div>
	</div>
</div>
              
            
!

CSS

              
                .row {
	display: flex;
	flex-direction: row;
}

.element {
	width: 33.3%;
	padding: 20px;
	border: 1px solid #000;
}


.content {
	height: 100%;
	background: yellow;
}


              
            
!

JS

              
                
              
            
!
999px

Console