diff --git a/web/css/uoj-bs5.css b/web/css/uoj-bs5.css
index 406c850..ca4feeb 100644
--- a/web/css/uoj-bs5.css
+++ b/web/css/uoj-bs5.css
@@ -1,5 +1,9 @@
 /* S2OJ Bootstrap 5 Theme */
 
+:root {
+	font-size: 14px;
+}
+
 body {
 	overflow-y: scroll;
 }