diff --git a/mahjong.css b/mahjong.css
new file mode 100644
index 0000000..016878f
--- /dev/null
+++ b/mahjong.css
@@ -0,0 +1,5 @@
+#mahcredits {
+		margin-top: 20px;
+		margin-bottom: 20px;
+		font-size: 0.8em;
+}
diff --git a/mahjong.php b/mahjong.php
index 8bde9c9..f6e123f 100644
--- a/mahjong.php
+++ b/mahjong.php
@@ -38,5 +38,6 @@ EOT;
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/runtime.js" type="module"></script>';
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/polyfills.js" type="module"></script>';
         DI::page()['htmlhead'] .= '<script src="'.$basepath.'/main.js" type="module"></script>';
+		DI::page()->registerStylesheet(__DIR__ . '/mahjong.css');
         return $o;
 }