diff --git a/theme/standard/styles_color.css b/theme/standard/styles_color.css
index 25a6995c760..7c9fafd9a30 100644
--- a/theme/standard/styles_color.css
+++ b/theme/standard/styles_color.css
@@ -234,7 +234,10 @@ body#admin-index .c0 {
   border-top-color:#999999;
 }
 
-.sideblock .list {
+#left-column .hidden .header,
+#right-column .hidden .header
+{
+  border-bottom-color: #dddddd;
 }
 
 .sideblock .header .hide-show img.hide-show-image {
diff --git a/theme/standard/styles_layout.css b/theme/standard/styles_layout.css
index 5439d32041f..eada59743fd 100644
--- a/theme/standard/styles_layout.css
+++ b/theme/standard/styles_layout.css
@@ -334,9 +334,6 @@ body#admin-config .confighelp {
   clear: both;
 }
 
-.sideblock .header .title {
-}
-
 .sideblock .header .commands a {
   margin: 0px 2px;
 }
@@ -355,6 +352,13 @@ body#admin-config .confighelp {
   border-top:1px solid;
 }
 
+#left-column .hidden .header,
+#right-column .hidden .header
+{
+  border-bottom-width: 1px;
+  border-bottom-style: solid;
+}
+
 #left-column .hidden .content,
 #right-column .hidden .content
 {