diff --git a/index.html b/index.html
index 93a274e..0ca6b47 100644
--- a/index.html
+++ b/index.html
@@ -13,7 +13,7 @@ html {
 
 body {
     background-image: url('magenta-tile-4.png');
-    background-size: auto auto;
+    background-size: 3vmin;
     color: darkgray;
     text-shadow: 2px 2px black;
     font-family: sans-serif;
diff --git a/magenta-tiles.xcf b/magenta-tiles.xcf
index dd32b50..7b80b8c 100644
Binary files a/magenta-tiles.xcf and b/magenta-tiles.xcf differ