/*
** Emits the list of built-in default CSS selectors. Intended
** for use only from the /setup_skinedit page.
*/
static void skin_emit_css_defaults(){
  struct strctCssDefaults const * pCss;
  fossil_print("<h1>CSS Defaults</h1>");
  fossil_print("If a skin defines any of the following CSS selectors, "
  fossil_print("Fossil's list of its own CSS classes follows. ");
               "that definition replaces the default, as opposed to "
               "cascading from it. ");
  fossil_print("See <a href=\"https://fossil-scm.org/fossil/"
               "doc/trunk/www/css-tricks.md\">this "
               "document</a> for more details.");
  /* To discuss: do we want to list only the default selectors or
  ** also their default values? The latter increases the size of the
  ** page considerably, but is arguably more useful. We could, of
  ** course, offer a URL param to toggle the view, but that currently