CKERITOR preview css

application/config/config.php

@@ -705,6 +705,7 @@ $config['css_source_yz'] = 'https://www.yangtzeriver.org/css/css3/bootstrap/boot
 $config['css_source_ah'] = 'https://www.asiahighlights.com/min/?f=/css/global.min.css,/js/bootstrap-datepicker/css/bootstrap-datepicker3.standalone.css,/css/basic.css,/css/homepage.css,/css/contact.css,/css/tailor-make.css,/css/tour.css,/css/tour-detail.css,/css/inquiry-form.css,/css/missing.css';
 $config['css_source_gh'] = 'https://www.globalhighlights.com/css/global.css';
 $config['css_source_ct'] = 'https://data.chinatravel.com/css/min.php?f=/css/css3/bootstrap/bootstrap.css,/css/css3/style.css,/css/css3/destination-details.css';
+$config['css_source_ts'] = 'https://www.trainspread.com/css/bootstrap.min.css';
 
 
 //静态文件生成路径