diff --git a/_layouts/default.html b/_layouts/default.html
index 1a0f6e5..5329086 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -5,6 +5,13 @@
     <script type="text/javascript" id="MathJax-script" async
       src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js">
     </script>
+    <script>
+      MathJax = {
+        tex: {
+          inlineMath: [['$', '$']]
+        }
+      };
+    </script>
 
 {% seo %}
     <link rel="preconnect" href="https://fonts.gstatic.com">
@@ -16,14 +23,7 @@
     {% include head-custom.html %}
   </head>
   <body>
-    <script>
-  MathJax = {
-    tex: {
-      inlineMath: [['$', '$']]
-    }
-  };
-</script>
-    <a id="skip-to-content" href="#content">Skip to the content.</a>
+        <a id="skip-to-content" href="#content">Skip to the content.</a>
 
     <main id="content" class="main-content" role="main">
       {{ content }}
