footnote.mark.properties
attribute set
  
footnote.mark.properties
Properties applied to each footnote mark
  
  75%
  normal
  normal
Description
This attribute set is applied to the footnote mark used
for each footnote.
It should contain only inline properties.
The property to make the mark a superscript is contained in the
footnote template itself, because the current version of FOP reports
an error if baseline-shift is used.