anchor.diff:    font_size: 11
   
   |font_style
  -|normal {vbar} italic {vbar} bold {vbar} bold_italic
  +|<<font-styles,Font style>> +
   |code:
     font_style: italic
   
  
positive.code: . bottom
  . left
  
  === Colors
  
  The theme language supports color values in three formats:
  
negative.code:   font_size: 13
  
  |font_style
  |<<font-styles,Font style>>
  |abstract:
    font_style: italic
  
  