diff --git a/themes/theme-theraiwy-dark.css b/themes/theme-theraiwy-dark.css
index 696d3fb..030a4aa 100644
--- a/themes/theme-theraiwy-dark.css
+++ b/themes/theme-theraiwy-dark.css
@@ -3266,14 +3266,21 @@ html {
 }
 
 /* =====================================================
-   v5.4 FIX: Remove double separator between panels
-   ===================================================== */
+    v5.4 FIX: Remove double separator between panels
+    ===================================================== */
 #pveResourceTree-1011-body,
 .pve-resource-tree .x-panel-body,
 .x-panel-body.x-grid-body {
     border-right: none !important;
 }
 
+/* Override default blue-tinted resource tree background */
+.pve-resource-tree,
+.pve-resource-tree .x-panel-body,
+[id^="pveResourceTree-"] {
+    background-color: var(--pm-bg-base) !important;
+}
+
 /* =====================================================
    v5.4 FIX: Hover state for tree items
    ===================================================== */