diff --git a/less/tree.less b/less/tree.less
index f2f7dcd6b..e59a00a87 100644
--- a/less/tree.less
+++ b/less/tree.less
@@ -1,16 +1,5 @@
 @import "./Common/Constants";
 
-.main {
-    width: 100%;
-    float: left;
-    transition: all .0s ease-in-out;
-    -ms-transition: all 0s ease-in-out;
-    -webkit-transition: all 0s ease-in-out;
-    -moz-transition: all .0s ease-in-out;
-    height: 100%;
-    background-color: white;
-    border-left: 0px solid white;
-}
 
 .resourceTree {
     height: 100%;