diff --git a/index.html b/index.html
index 8719d99..127c498 100644
--- a/index.html
+++ b/index.html
@@ -14,9 +14,7 @@
     </noscript>
     <script>
       ;(function () {
-        const prefersDark =
-          window.matchMedia &&
-          window.matchMedia('(prefers-color-scheme: dark)').matches
+        const prefersDark = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
         const setting = localStorage.getItem('color-schema') || 'auto'
         if (setting === 'dark' || (prefersDark && setting !== 'light'))
           document.documentElement.classList.toggle('dark', true)