diff -ruN cargo/src/index.html cargo2/src/index.html
--- cargo/src/index.html
+++ cargo2/src/index.html
@@ -2,6 +2,7 @@
 <html>
 <head>
   <meta charset="UTF-8">
+  <meta http-equiv="Content-Security-Policy" content="default-src 'self'; img-src 'self' data: blob:; media-src 'self' blob: data:; style-src 'self' 'unsafe-inline'; script-src 'self'; connect-src 'self' blob: data:">
   <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
   <link rel="stylesheet" type="text/css" href="./style.css">
   <title>Cargo Trek</title>