diff --git a/modules/home/appearance/gtk/default.nix b/modules/home/appearance/gtk/default.nix
index 57659cc..00a2c9e 100644
--- a/modules/home/appearance/gtk/default.nix
+++ b/modules/home/appearance/gtk/default.nix
@@ -23,5 +23,10 @@ in {
         inherit package;
       };
     };
+
+    home.shellAbbrs = {
+      # Inspect element for UI.
+      "cssdebug" = "GTK_DEBUG=interactive";
+    };
   };
 }