For HTML, you can use comma-separated lists of font names like
"Times New Roman, Times, Serif". This is not portable, though.
LaTeX and HTML use different font names. To use the same font
names across document formats, see options("huxtable.latex_use_fontspec")
in huxtable-options.
See Also
Other formatting functions:
background_color(),
bold(),
font_size(),
na_string(),
number_format(),
text_color()