diff --git a/stylesheets/panes.less b/stylesheets/panes.less
index 9eaf958..d7838eb 100644
--- a/stylesheets/panes.less
+++ b/stylesheets/panes.less
@@ -9,6 +9,10 @@
 }
 
 .panes {
+  .pane {
+    background-color: @app-background-color;
+  }
+
   .pane-row .pane {
     border-right: 1px solid @pane-item-border-color;
     &:last-child { border-right: none; }