Decorate the tables with borders. If set to false, the tables produced
will have no borders. The default value is true.
+@item @option{-O bare=@var{boolean}}
+The HTML output driver ordinarily outputs a complete HTML document.
+If set to true, the driver instead outputs only what would normally be
+the contents of the @code{body} element. The default value is false.
+
@item @option{-O css=@var{boolean}}
Use cascading style sheets. Cascading style sheets give an improved appearance
and can be used to produce pages which fit a certain web site's style.