anchor.diff:    font_size: 12
     line_height_length: 17
     line_height: $base_line_height_length / $base_font_size
  -vertical_rhythm: $base_line_height_length
  +vertical_spacing: $base_line_height_length
   heading:
     font_color: #262626
     font_size: 17
     font_style: bold
     line_height: 1.2
  -  margin_bottom: $vertical_rhythm
  +  margin_bottom: $vertical_spacing
   link:
     font_color: #002FA7
   outline_list:
  
positive.code: * font_style
  * line_height (currently some exceptions)
  * text_transform (only for headings)
  * margin_bottom (falls back to $vertical_rhythm)
  
  .Heading Inheritance
  ****
  
negative.code: |vertical_spacing: 10
  |===
  
  === Link
  
  [cols="3,3,5m"]
  