<!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <title>NgOne</title> <base href="/"> <!-- <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">--> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="icon" type="image/x-icon" href="favicon.ico"> <script type="text/javascript" src="https://staging-teach.cdn.ireadabc.com/h5template/h5-static-lib/js/air.js"></script> </head> <body> Hello World!! </body> </html>