anchor.diff:        content="black-translucent"
       )
   
  -    //- No pinch to zoom here
  +    //- Viewport settings
       meta(
         name="viewport"
         content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"
       )
   
  +    //- Meta information for the project
       block title
         title Your Presentation Title
         meta(name="description" content="SEO-friendly meta description")
         meta(name="author" content="Your Name")
   
  -    //- Reveal structure
  +    //- Reveal styles
       link(rel="stylesheet" href="css/reveal.css")
   
       //- Syntax highlighting
  
positive.code:             { src: 'plugin/notes/notes.js', async: true }
            ]
          });
  
negative.code:       and anything else that helps the look of your slideshow that should be
        visible on *every* slide.
      block extras
  
      block defaultscripts
        script(src="lib/js/head.min.js")
        script(src="js/reveal.js")
        script.
  