public function styles()
	{
		$assets = array();
		
		foreach ($this->assets as $asset) {
			if ('css' !== $asset['ext'] && 'less' !== $asset['ext']) {
				continue;
			}
			
			$assets[] = $this->route ? $asset : $this->process($asset);
		}
		
		if (empty($assets)) {
			return '';
		}
		
		if ($this->route) {
			return $this->prepareForController($assets, 'style');
		}
		
		if ($this->combine) {
			$assets = $this->combine($assets, 'style');
		}
		
		$links = array();
		foreach ($assets as $asset) {
			$url = $this->cdn ? $this->cdn . $asset['url'] : $asset['url'];
			$links[] = HTML::style($url, $asset['attributes']);
		}
		
		return implode('', $links);
	}