diff -r 390514bce78a -r fca4100c1733 src/pyams_portal/template.py
--- a/src/pyams_portal/template.py	Fri Mar 26 16:32:52 2021 +0100
+++ b/src/pyams_portal/template.py	Thu Aug 05 09:27:48 2021 +0200
@@ -80,6 +80,7 @@
     """Portal template class"""
 
     name = FieldProperty(IPortalTemplate['name'])
+    css_class = FieldProperty(IPortalTemplate['css_class'])
 
     content_name = _("Portal template")