anchor.diff:        and anything else that helps the look of your slideshow that should be
         visible on *every* slide.
       block extras
  -      .hashtag
  -        - var intent = 'https://twitter.com/intent/tweet?text=';
  -        - var tweetText = title + ' by @' + twitterHandle;
  -        - var encodedText = encodeURIComponent(tweetText);
  -        - var tweetHashtags = '&amp;hashtags=' + hashtag;
  -        - var tweetRelated = '&amp;related=' + twitterHandle;
  -        - var tweetUrl = intent + encodedText + tweetHashtags + tweetRelated;
  -        p.
  -          Tweet:
  -          #[a(href=tweetUrl target="_blank") @#{twitterHandle} ##{hashtag}]
  -      footer
  -        ul.inline
  -          li.
  -            &ldquo;#{title}&rdquo; by #[a(href=authorLink) #{author}]
  -          li
  -            a(href="https://twitter.com/"+twitterHandle).
  -              @#{twitterHandle}
  -          li
  -            a(href="https://github.com/"+githubHandle).
  -              github.com/#{githubHandle}
   
  -    block scripts
  +    block defaultscripts
         script(src="lib/js/head.min.js")
         script(src="js/reveal.js")
         script.
  
positive.code:             { src: 'plugin/notes/notes.js', async: true }
            ]
          });
  
negative.code:       content="black-translucent"
      )
  
      //- 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 styles
      link(rel="stylesheet" href="css/reveal.css")
  
      //- Syntax highlighting
  