Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

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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.

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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

Auto Save

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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

              
                <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Illo, tempore repellat eligendi neque earum maiores ratione! Corporis itaque voluptates nam, porro consequatur aliquid hic dolore sint. A cum nobis est?</p>

<section class="flex">
  <span>a</span>
  <span>b</span>
  <span>c</span>
</section>

<ul>
  <li>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Aut, optio.</li>
  <li>Sunt doloremque tenetur ratione sequi numquam totam nisi, voluptatum consequuntur?</li>
  <li>Deserunt quas repellat aliquam minima voluptate, commodi quibusdam, autem temporibus.</li>
  <li>Fugit quos totam, incidunt id culpa, dolores praesentium similique exercitationem.</li>
  <li>Quam aut provident eaque perferendis culpa voluptas aliquam beatae quo!</li>
</ul>

<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
              
            
!

CSS

              
                p {
  font-family: Sans-Serif;
  line-height: 2;
  font-style: italic;
  font-weight: bold;
  font-size: 24px;
  font-variant: small-caps;
  font: 16px Serif;
}

.flex {
  display: flex;
}
.flex >  span {
  padding: 10px;
  background: lightblue;
  flex-basis: 150px;
  flex-grow: 0;
  flex-shrink: 0;
  flex: auto;
}


ul {
  list-style-type: square;
  list-style-position: outside;
  list-style-image: url(cooldisc.png);
  list-style: inside;
}

div:nth-of-type(1) {
  background-repeat: no-repeat;
}
div:nth-of-type(2) {
  background-position: top right;
}
div:nth-of-type(3) {
  background-size: 100px;
}
div:nth-of-type(4) {
  background-attachment: fixed;
}
div:nth-of-type(5) {
  background-origin: content-box;
}
div:nth-of-type(6) {
  background-clip: padding-box;
}
div:nth-of-type(7) {
  background-color: red;
}

div:nth-of-type(n) {
  width: 100px;
  height: 100px;
  border: 1px solid black;
  margin: 10px;
  padding: 5px;
  background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/3/profile-80_21.png);
}
              
            
!

JS

              
                
              
            
!
999px

Console