docs: def _do_else(self, rule, p_selectors, p_parents, p_children, scope, media, c_lineno, c_property, c_codestr, code, name):
          """
          Implements @else
          """
          if '@if' not in rule[OPTIONS]:
              log.error("@else with no @if (%s", rule[INDEX][rule[LINENO]])
          val = rule[OPTIONS].pop('@if', True)
          if not val:
              rule[CODESTR] = c_codestr
              self.manage_children(
                  rule, p_selectors, p_parents, p_children, scope, media)