diff --git a/README.md b/README.md
index 9de4c80..5654ae9 100644
--- a/README.md
+++ b/README.md
@@ -2,5 +2,5 @@
 
 [Downloads](https://github.com/adrienmalin/TETRIS3000/releases)
 
-[Play in browser](https://adrienmalin.github.io/TETRIS3000/web/TETRIS3000.html)
+[Play in browser](https://adrienmalin.github.io/TETRIS3000/web/TETRIS3000.html) (Firefox recommanded)
 
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 */