to answer my own question:
> hi. i'm wondering what the reference to "style blocks" means in the
> "CSS Support" section of the manual:
> ----
> For longer style definitions, either use several ‘HTML_HEAD’ and
> ‘HTML_HEAD_EXTRA’ keywords, or use ‘’ blocks around
> them. Both of these approaches can avoid referring to an external file.
> ----
>
> can anyone provide enlightenment? thanks!
i can't say what the original author meant. but, one can do this to get
CSS into a file:
----
#+begin_export html
#+end_export
----
below is a small patch with clarification in the manual, if deemed
appropriate.
cheers, Greg