public function get($name, array $options = [])
    {
        if (null === $menu = $this->findByName($name)) {
            throw new \InvalidArgumentException(sprintf('The menu "%s" is not defined.', $name));
        }

        return $this->buildItem($menu, array_merge([
            'attributes' => ['id' => $menu['name'] . '-nav'] // Root css id
        ], $options));
    }