diff --git a/web/TETRIS3000.html b/web/TETRIS3000.html
index 1cd8c90..ec52df7 100644
--- a/web/TETRIS3000.html
+++ b/web/TETRIS3000.html
@@ -65,6 +65,8 @@
 		 * ================ */
 
 		#container {
+			background-image: url("TETRIS3000.png");
+			background-size: 100% 100%;
 			display: inline-block; /* scale with canvas */
 			vertical-align: top; /* prevent extra height */
 			position: relative; /* root for absolutely positioned overlay */