<?php
 namespace Sabberworm\CSS\Property; use Sabberworm\CSS\Renderable; use Sabberworm\CSS\Comment\Commentable; interface AtRule extends Renderable, Commentable { const BLOCK_RULES = 'media/document/supports/region-style/font-feature-values'; const SET_RULES = 'font-face/counter-style/page/swash/styleset/annotation'; public function atRuleName(); public function atRuleArgs(); }