this is BOLD. the mark up is "b"
this is ITALIC. the markup is "i"
this is STRIKEOUT. the markup is "s"
this font is bigger. the markup is "big"
this font is smaller. the markup is "small"
HTML _{this is a subscript.} the markup is "sub"
HTML ^{this is a superscript.} the markup is "sup"

this is BOLD. the mark up is "b"
this is ITALIC. the markup is "i"
this is STRIKEOUT. the markup is "s"
this font is bigger. the markup is "big"
this font is smaller. the markup is "small"
HTML _{this is a subscript.} the markup is "sub"
HTML ^{this is a superscript.} the markup is "sup"