diff --git a/src/bg/mrn-clouds.png b/src/bg/mrn-clouds.png
new file mode 100644
index 0000000..e69ab69
Binary files /dev/null and b/src/bg/mrn-clouds.png differ
diff --git a/src/bg/mrn-toad-town.png b/src/bg/mrn-toad-town.png
index 500b10d..de0d0b5 100644
Binary files a/src/bg/mrn-toad-town.png and b/src/bg/mrn-toad-town.png differ
diff --git a/src/index.css b/src/index.css
index 2635633..9745c05 100644
--- a/src/index.css
+++ b/src/index.css
@@ -23,6 +23,27 @@ html {
     overflow: hidden;
 }
 
+body {
+    height: 100vh;
+    margin: 0;
+    padding: 0;
+
+    background-image: url(bg/mrn-clouds.png);
+    background-repeat: repeat-x;
+    background-size: contain;
+    animation: clouds linear 30s infinite normal;
+}
+
+@keyframes clouds {
+    from {
+        background-position: 0 0;
+    }
+
+    to {
+        background-position: 100vw 0;
+    }
+}
+
 * {
     box-sizing: border-box;