diff --git a/client/catalog-dev/css/style.css b/client/catalog-dev/css/style.css
index 484ba3e..31c86b8 100644
--- a/client/catalog-dev/css/style.css
+++ b/client/catalog-dev/css/style.css
@@ -143,7 +143,6 @@
 
 .treeExplorer .treeExplorerNode .nodeContent {
   display: inline-block;
-  min-height: 24px;
 }
 
 .treeExplorer .treeExplorerNode > .nodeChildren {
@@ -154,32 +153,24 @@
   display: block;
 }
 
-.treeExplorer .treeExplorerNode::before {
+.treeExplorer .treeExplorerExpander::before {
   font-family: "Glyphicons Halflings";
   content: "\e080";
   color: gray;
 }
 
-.treeExplorer .treeExplorerNode.open::before {
+.treeExplorer .open > .nodeContent > .treeExplorerExpander::before {
   content: "\e114";
 }
 
-.treeExplorer .treeExplorerNode.file {
+.treeExplorer .file > .nodeContent > .treeExplorerExpander {
   cursor: default;
 }
 
-.treeExplorer .treeExplorerNode.file::before {
+.treeExplorer .file > .nodeContent > .treeExplorerExpander::before {
   content: "\e022"
 }
 
-.treeExplorer .treeSearch{
-  display: none;
-}
-
-.treeExplorer .nodeContent:hover > .treeSearch {
-  display: inline-block;
-}
-
 #popup {
   top: 0;
   left: 0;