diff --git a/sakatakonjaku.css b/sakatakonjaku.css
index 15f89de..eca321f 100644
--- a/sakatakonjaku.css
+++ b/sakatakonjaku.css
@@ -1,5 +1,5 @@
 body {
-    background: #c7f4d3;
+    background: #218a5e;
 }
 img {vertical-align: middle;}
 img#titlelogo {max-width: 70vw; height: auto;}