load http

index.html

@@ -6,6 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no" />
     <meta name="screen-orientation" content="portrait"><!-- uc强制竖屏 -->
     <meta name="x5-orientation" content="portrait"><!-- QQ强制竖屏 -->
+    <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
     <title>唱唱启蒙英语</title>
     <script>
     // setSize();