charoff Table Character Offset

Percentage of column width to appear when the @align attribute is set to “char
OPTIONAL on many elements; click for list and usage
Value Meaning Behavior
A number A numeric string that may include common punctuation (comma, colon, period, etc.) that specifies where to set the alignment Web browsers do not implement this behavior (as of 2010).
Restriction This attribute is optional and is omitted if character alignment is not used.