diff --git a/index.html b/index.html
index f940797..832fe18 100644
--- a/index.html
+++ b/index.html
@@ -12,7 +12,7 @@
   <script src='platformer.js'></script>
 
   <style>
-    body { padding:0px; margin:0px; }
+    body { padding:0px; margin:0px; background-color: red; }
   </style>
 </head>
 <body>
