diff --git a/wwwroot/index.ui b/wwwroot/index.ui
index cb9db06..c1d1a0d 100644
--- a/wwwroot/index.ui
+++ b/wwwroot/index.ui
@@ -4,7 +4,8 @@
     "options": {
         "width": "100%",
         "height": "100%",
-        "padding": "0"
+        "padding": "0",
+        "bgcolor": "#0B1120"
     },
     "subwidgets": [
         {