diff --git a/www/index.html b/www/index.html
index ad51b93..34ae3d3 100644
--- a/www/index.html
+++ b/www/index.html
@@ -2,6 +2,10 @@
 <html>
     <head>
         <title>Escalator</title>
+        <meta http-equiv="Content-Security-Policy" content="default-src 'self' data: gap: https://ssl.gstatic.com 'unsafe-eval'; style-src 'self' 'unsafe-inline'; media-src *; img-src 'self' data: content:;">
+        <meta name="format-detection" content="telephone=no">
+        <meta name="msapplication-tap-highlight" content="no">
+        <meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width">
         <meta charset="utf-8" />
         <style>
             @font-face {
