Pen Settings



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


Babel is required to process package imports. If you need a different preprocessor remove all packages first.

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


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.

Editor Settings

Code Indentation

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

Visit your global Editor Settings.

HTML Settings

Here you can Sed posuere consectetur est at lobortis. Donec ullamcorper nulla non metus auctor fringilla. Maecenas sed diam eget risus varius blandit sit amet non magna. Donec id elit non mi porta gravida at eget metus. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.


              <p><abbr title='gráfico vectorial escalable'>SVG</abbr> is also bloatable, wich makes it squishable in another way. <abbr title='gráfico vectorial escalable'>SVG</abbr> editors can add their own elements and attributes to an <abbr title='gráfico vectorial escalable'>SVG</abbr> file by giving them unique XML namespace. A class of <abbr title='gráfico vectorial escalable'>SVG</abbr> optimizing tools has developed that will strio out code that does no affect the final result. Just be careful about the settings.</p>

<p><abbr title='Hojas de estilos en cascada'>CSS</abbr> es un lenguaje para máquinas, declarativo no imperativo, comprensible por los humanos. <abbr title='Hojas de estilos en cascada'>CSS</abbr>, como lenguaje, está reglado en todas y cada una de las partes que lo definen. En su último desarrollo conocido como <abbr title='Hojas de estilos en cascada'>CSS</abbr>3 su corpus está dividido en distintos documentos o módulos, ocupándose cada uno de desarrollar una parte concreta de él.</p>


              p {
  max-width: 35em;
  padding-left: 1rem;
  margin: 2rem auto 0;
  font-size: 1rem;
  line-height: 1.5;
  box-shadow: 0 0 3px rgba(0,0,0,.3); /*show the limits;*/
abbr {
  border-bottom: 1px dotted;
  cursor: help;
/*Magic Css*/
abbr:before {
  display: block;