protected function process_output($output, $value)
{
if (!isset($output['element']) || !isset($output['property'])) {
return;
}
$output['media_query'] = isset($output['media_query']) ? $output['media_query'] : 'global';
$output['prefix'] = isset($output['prefix']) ? $output['prefix'] : '';
$output['units'] = isset($output['units']) ? $output['units'] : '';
$output['suffix'] = isset($output['suffix']) ? $output['suffix'] : '';
$this->styles[$output['media_query']][$output['element']][$output['property']] = $output['prefix'] . $value . $output['units'] . $output['suffix'];
}