CSS
mathjax is a wip. testing/preview of changes is a wip
navbar
org-site-default-css
(ignore-errors
(let ((base-dir (file-name-directory (or load-file-name buffer-file-name))))
(set-file-times (concat base-dir "org-default.css") (time-add (file-attribute-modification-time (file-attributes (concat base-dir "css.org"))) (seconds-to-time 1)))))