Highlight.js Default CSS

CSS

pre {
margin:15px 0;
padding:15px;clear:both;
background:#f2f2f2;
color:#666;
border:1px solid #ddd;
overflow:auto;
font-family: "Consolas", "Courier New", Courier, monospace !important;
font-weight: normal;
font-style: normal;
font-size: .9rem;
}

HTML

<!DOCTYPE html>
<html>
 <body>

  <h1>My First Heading</h1>
  <p>My first paragraph.</p>

 </body>
</html>

JavaScript

<script type="text/javascript">
 //<![CDATA[
    console.log('Prikitiw!');
 //]]>
</script>