(css-mode): Derive from fundamental-mode rather than prog-mode.
(defvar css-font-lock-defaults
'(css-font-lock-keywords nil t))
-(unless (fboundp 'prog-mode) (defalias 'prog-mode 'fundamental-mode))
-
;;;###autoload (add-to-list 'auto-mode-alist '("\\.css\\'" . css-mode))
;;;###autoload
-(define-derived-mode css-mode prog-mode "CSS"
+(define-derived-mode css-mode fundamental-mode "CSS"
"Major mode to edit Cascading Style Sheets."
(set (make-local-variable 'font-lock-defaults) css-font-lock-defaults)
(set (make-local-variable 'comment-start) "/*")