public function styleFormat($settings)
    {
        // Set color scheme class on mce body
        $color = get_field('color_scheme', 'option');

        if ($color) {
            $settings['body_class'] .= ' theme-' . $color;
        }

        // Get style formats
        $styleFormats = self::getEnabledStyleFormats();

        if (empty($styleFormats)) {
            return $settings;
        }

        $settings['style_formats'] = json_encode($styleFormats);
        return $settings;
    }