public function style($url, $attributes = [], $secure = null)
    {
        $defaults = ['media' => 'all', 'type' => 'text/css', 'rel' => 'stylesheet'];

        $attributes = array_merge($attributes, $defaults);

        $attributes['href'] = $this->uri->assets($url, $secure);

        return $this->toHtmlString('<link' . $this->attributes($attributes) . '>' . PHP_EOL);
    }