diff --git a/index.html b/index.html
index 1796dc4..38c4edb 100644
--- a/index.html
+++ b/index.html
@@ -6,6 +6,14 @@
     <!-- <link rel="icon" href="/favicon.ico" /> -->
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Vite App</title>
+    <script>
+        (function () {
+            const prefersDark = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
+            const setting = localStorage.getItem('vueuse-color-scheme') || 'auto'
+            if (setting === 'dark' || (prefersDark && setting !== 'light'))
+                document.documentElement.classList.toggle('dark', true)
+        })()
+    </script>
 </head>
 
 <body>
