diff --git a/cdm.css b/cdm.css
index dc252ec38..cb862a62b 100644
--- a/cdm.css
+++ b/cdm.css
@@ -81,7 +81,7 @@ div.cdm.expandable {
 	background : #f0f0f0;
 }
 
-div.cdm.expanded {
+div.cdm.expanded, div.cdm.expandable {
 	margin : 4px 4px 0px 4px;
 	border-width : 1px;
 	border-color : #c0c0c0;