diff --git a/9IPHP/css/base.css b/9IPHP/css/base.css
index e81561e..4f1ede2 100644
--- a/9IPHP/css/base.css
+++ b/9IPHP/css/base.css
@@ -1003,7 +1003,7 @@ aside.has-toc > section:last-child {
 }
 
 .post h1 a {
-    font-size: 30px;
+    font-size: 24px;
     font-weight: 500;
     text-decoration: none;
 }