diff --git a/data/styles/Application.css b/data/styles/Application.css
index 1d42914..dd9b140 100644
--- a/data/styles/Application.css
+++ b/data/styles/Application.css
@@ -1,19 +1,3 @@
-.sidebar-pane {
-    background: @insensitive_bg_color;
-}
-
-.sidebar-pane .content-pane {
-    background: @base_color;
-}
-
-.sidebar-pane:dir(ltr) {
-    border-right: 1px solid @menu_separator;
-}
-
-.sidebar-pane:dir(rtl) {
-    border-left: 1px solid @menu_separator;
-}
-
 listview {
     background: inherit;
 }