public function render(Descriptor $descriptor) {
		$style = file_get_contents(__DIR__ . '/Assets/style.css');
		
		$styleTag = new Tag('style', $style);
		
		$topologyTag = new Tag();
		$topologyTag->addClass('topology');
		
		return $styleTag->render() . $topologyTag->render($this->renderElement($descriptor));
	}