Improve comment, and always small in LaTeXML

mlsshared.sty

@@ -188,7 +188,7 @@
   breaklines=true,                 % automatic line breaking only at white-space
   keepspaces,                      % don't remove space such as those after closing parenthesis
   captionpos=b,                    % sets the caption-position to bottom
-  commentstyle=\color{commentcolor}\sffamily\smallifpdf, % comment style
+  commentstyle=\color{commentcolor}\sffamily\small, % comment style, need smaller size for sans serif font in LaTeXML
   keywordstyle=\color{red},        % Unused keyword style in bright red to make it easy to detect and fix.
   keywordstyle=[1]\color{keywordcolor1},
   keywordstyle=[2]\color{keywordcolor1}\bfseries,
@@ -200,8 +200,6 @@
   belowskip=0pt,
   defaultdialect=[MLS]C,
 }
-% Note: Needing size for sans serif font, or LaTeXML will have different size for them which looks weird.
-% 
 
 % Misc math
 \newcommand{\ud}{\mathrm{d}}