diff --git a/docs/main.css b/docs/main.css
index 028bb9b..88ac632 100644
--- a/docs/main.css
+++ b/docs/main.css
@@ -1,7 +1,7 @@
 /*
  * CSS file for 2020 Information Desing
  */
-body {background: #eec; font-family: 'Noco Moji', 'Hannari';}
+body {background: #eec; font-family: 'Nikukyu', 'Noco Moji', 'Hannari';}
 h1 {text-align: center; color: navy;}
 h2 {border: 10px dotted green; padding: 1ex 2em;}
 p {