anchor.diff:                ol
                   li: a(href="#links") Links
                   li: a(href="#stress") Stress
  -                //- li: a(href="#documentation") Documentation
  -                //- li: a(href="#data") Data
  -            //- li: a(href="#embedded-elements") Embedded Elements
  -            //- li: a(href="#interactive-elements") Interactive Elements
  +                li: a(href="#documentation") Documentation
  +                li: a(href="#data") Data
  +            li: a(href="#embedded-elements") Embedded Elements
  +            li: a(href="#interactive-elements") Interactive Elements
         section.sg-sect#headings-paragraphs
           h2 Headings &amp; Paragraphs
           figure.sg-fig
  
positive.code:                 };
                }
              }
          //- p.
          //-   A horizontal rule #[code.sg-code hr] is shown below. I&rsquo;m honestly not sure when
          //-   you would ever use this instead of a CSS border.
          //- figure.sg-fig: hr
        section.sg-sect#lists
          h2 Lists
          figure.sg-fig
            figcaption Ordered List #[code.sg-code ol]
            ol
              li Speaker details #[code.sg-code li]
              li Program is now over #[code.sg-code li]
                ol
                  li Nested list item
                  li Nested list item
  
negative.code:             li: s      text explicitly shown to be no longer relevant #[code.sg-code s]
          section.sg-sect#documentation
            h3 Documentation
            ins.-d-bk: p Elements for special aspects of documentation.
            figure.sg-fig: ul
              li: ins    content shown to be inserted into a document #[code.sg-code ins]
              li: del    content shown to be deleted from a document #[code.sg-code del]
              li: del: dfn    definining instance of a term  #[code.sg-code dfn]
              li: b      keyword or technical term #[code.sg-code b]
              li: del: var    variable  #[code.sg-code var]
              li: q      quoted material #[code.sg-code q]
              li: cite   reference to a work, some part of a work, or the creator of a work #[code.sg-code cite]
              li: sup    superscript #[code.sg-code sup]
              li: sub    subscript #[code.sg-code sub]
          section.sg-sect#data
            h3 Data
            ins.-d-bk: p Elements for marking up machine-readable data.
            figure.sg-fig: ul
              li: abbr(title) abbreviation or acronym #[code.sg-code abbr[title]]
              li: time   a specific date or time #[code.sg-code time[datetime]]
              li: del: data   generic machine-readable data #[code.sg-code data]
              li: del: code   a fragment of code #[code.sg-code code]
              li: del: kbd         user input #[code kbd]
              li: del: kbd: kbd    a button or key on a physical device #[code kbd &gt; kbd]
              li: del: samp        sample computer output #[code samp]
          ins.-d-bk: footer
            figure.sg-fig
              figcaption: p The following paragraphs contain live examples of usage of the elements above.
              p.
  