diff --git a/src/index.ts b/src/index.ts
index cc3e05a..9764111 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -19,8 +19,10 @@ server.get(`/auth/realms/${config.realm}/protocol/openid-connect/auth`, async (r
 
   const template = `
     <!DOCTYPE html>
-    <html>
+    <html lang="en">
       <head>
+        <meta charset="UTF-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
         <title>Login</title>
         <style>
           * {
