diff --git a/rdf/resources/sidebar.css b/rdf/resources/sidebar.css
index 703acc1441b..723f79510bc 100644
--- a/rdf/resources/sidebar.css
+++ b/rdf/resources/sidebar.css
@@ -4,17 +4,20 @@ window {
 
 } 
 
-#treebox {
- width: 100%;
- height: 100%;
+iframe {
+  border: 0px;
+}
+box#sidebox {
+  width: 100%;
+  height: 100%;
+  display:block;
 }
 
 tree { 
  display: table; 
- background-color: #eeeeee; 
+ background-color: #FFFFFF; 
  border: none; 
  border-spacing: 0px; 
-// border-collapse: collapse;
  width: 100%;
 } 
 
@@ -43,21 +46,27 @@ treecell {
  white-space: nowrap;
 } 
 
-treehead treeitem treecell { 
- background-color: #a0a0a0; 
- border: thin black solid; 
-} 
-
 treecell[selectedcell] {
  background-color: yellow;
  }
  
-treecell[sortActive="true"] {
- background-color: #404040;
+treecell[sortActive="true"][sortDirection="ascending"] {
+ background-color: green;
+ }
+ 
+treecell[sortActive="true"][sortDirection="descending"] {
+ background-color: red;
  }
  
 treecol[sortActive="true"] {
-  background-color: green;
+  background-color: lightgreen;
+}
+
+treehead treeitem treecell { 
+ background-color: #c0c0c0; 
+ border: outset 1px;
+ border-color: white #707070 #707070 white;
+ vertical-align: middle;
 }
 
 treeitem[container="true"][open="true"][loading="true"] > treecell > titledbutton {