http://veles.asia/assets/css/daterangepicker-bs3.css
http://www.aulagrupo.com/web/assets/bootstrap-daterangepicker/daterangepicker-bs3.css
https://clarincentral.com/bower_components/bootstrap-daterangepicker/daterangepicker-bs3.css
http://www.aulavirtualgrupoinn.es/web/assets/bootstrap-daterangepicker/daterangepicker-bs3.css