diff --git a/src/userlib/js/bootstrap/index.html b/src/userlib/js/bootstrap/index.html
index 6f6ba89285..fceeef1dc9 100644
--- a/src/userlib/js/bootstrap/index.html
+++ b/src/userlib/js/bootstrap/index.html
@@ -1,9 +1,12 @@
+<!DOCTYPE html>
 <html>
 <head>
-    <meta charset="UTF-8">
-    <title>DFINITY Canister</title>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width">
+  <title>IC Canister Bootstrap</title>
+  <style>.ic_progress { display: block; margin: 50vh auto; width: 25vw; }</style>
 </head>
 <body>
-    <app id="app">Loading please wait...</app>
+  <app id="app"><progress class="ic_progress">Loading...</progress></app>
 </body>
 </html>
