diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 2df20d8..7982c1f 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -18,8 +18,6 @@
     <script src="https://unpkg.com/@master/style@1.5.0"></script>
     <script src="https://unpkg.com/@master/styles@1.13.0"></script>
     <script src="https://unpkg.com/master-styles-group"></script>
-
-    <script>
-        window.matchMedia('(prefers-color-scheme: dark)').matches && document.documentElement.classList.add("dark");
-    </script>
+    <script type="module" src="https://unpkg.com/vanilla-themes"></script>
+    <script type="module">new window.Themes()</script>
 </head>