diff --git a/templates/base.html b/templates/base.html
index e1f9c2e..04f5879 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html data-theme="dark">
     <head>
         <meta charset="utf-8">
         <meta name="viewport" content="width=device-width, initial-scale=1">
