anchor.diff:     (:h3 "Link navigation")
      (:p "Link-hinting allows you to visit URLs on a page without using the mouse.
   Invoke one of the commands below: several hints will appear on screen and all
  -links on the page will be listed in the minibuffer.  You can select the hints
  +links on the page will be listed in the prompt buffer.  You can select the hints
   by matching against the hint, the URL or the title.")
      (:ul
       (:li (command-markup 'nyxt/web-mode:follow-hint) ": Go to link in current buffer.")
  
positive.code: invoking the command 'buffer-history-tree'.")
     (:h3 "Searching")
     (:p "Nyxt can search a single buffer or multiple buffers at the same time.")
     (:p "You can view suggestions for search results in the minibuffer in one
  place rather than having to jump around on a buffer (or multiple buffers).")
     (:ul
      (:li (command-markup 'nyxt/web-mode:search-buffer) ": Search buffer.")
      (:li (command-markup 'nyxt/web-mode:search-buffers) ": Search multiple buffers.")
  
negative.code: functions are only available when the mode is enabled for the current buffer.")
     (:p "Each mode has an associated " (:i "mode toggler") " which is a command
  of the same name that toggles the mode for the current buffer.")
     (:h3 "Prompt buffer")
     (:p "The prompt buffer is a menu that will appear when a command requests user
  input. For example, when invoking the " (:code "set-url") " command, you must
  supply the URL you would like to navigate to. The prompt buffer can provide
  suggestions.  The list of suggestions will automatically narrow down to those
  matching your input as you type.")
     (:ul
      (:li  (command-markup 'nyxt/prompt-buffer-mode:return-selection
                            :modes (list (make-instance 'nyxt/prompt-buffer-mode:prompt-buffer-mode)))
            ": Validate the selected suggestion(s) or the current input if there is
  no suggestion.")
      (:li  (command-markup 'nyxt/prompt-buffer-mode:return-input
                            :modes (list (make-instance 'nyxt/prompt-buffer-mode:prompt-buffer-mode)))
            ": Validate the current input, ignoring any suggestion."))
     (:p " Some commands support multiple selections, for
  instance " (:code "delete-buffer") " can delete all selected buffers at once.
  When the input is changed and the suggestions are re-filtered, the selection is
  