diff --git a/_includes/header_title.html b/_includes/header_title.html
index 2016d1646..cdba26e3f 100644
--- a/_includes/header_title.html
+++ b/_includes/header_title.html
@@ -14,4 +14,5 @@
 <link rel="stylesheet" href="/public/css/font-awesome.css">
 <link rel="stylesheet" href="/public/js/prettify/prettify.css">
 <link rel="stylesheet" href="/public/css/base.css">
+<link rel="stylesheet" href="/public/css/yue.css">
 <link href="/pages/atom.xml" rel="alternate" title="{{site.title}}" type="application/atom+xml">
\ No newline at end of file