diff --git a/index.html b/index.html
index 1cfe6e0..ce00fb9 100644
--- a/index.html
+++ b/index.html
@@ -6,7 +6,7 @@
     <title>Arduino Remote Web</title>
     <style>
         :root {
-            --bg-color: #ffff00;
+            --bg-color: #2c3e50;
             --btn-color: #ecf0f1;
             --btn-hover-color: #bdc3c7;
             --text-color: #34495e;