anchor.diff:  |literal:
     font-style: bold
   |===
  +
   . The border is only used if a border color is specified and the border width is not explicitly set to 0.
   The border only works properly if the literal phrase does not have nested formatting.
   Otherwise, the border will be inherited, producing a less than desirable result.
  
positive.code: |svg:
    fallback_font_family: Times-Roman
  |===
  . The fallback font family is only used when the font family in the SVG does not map to a known font name from the font catalog.
  
  [#keys-lead]
  
negative.code:   header-cell:
      text-transform: uppercase
  |===
  
  . This key only controls the color that is used for stripes.
  The appearance of stripes is controlled using the `stripes` table attribute, the `table-stripes` document attribute (since Asciidoctor 2), or the `stripes` document attribute (prior to Asciidoctor 2).
  Permitted attribute values are even, odd, all, and none.
  