diff --git a/main.css b/main.css
index 9bffed2..8e48742 100644
--- a/main.css
+++ b/main.css
@@ -36,4 +36,4 @@
 
 .sat{background-color:#4169e1;}
 
-td:first-child{color:#ff6347;}
+td:first-child{color:#ff6347;}//nth-child(番目数字)で色変えられる