优化viewport设置，限制用户缩放以提升页面响应性

index.html

@@ -3,7 +3,10 @@
   <head>
     <meta charset="UTF-8" />
     <!-- <link rel="icon" href="https://webapp-pub.ezijing.com/website/base/favicon.ico" /> -->
-    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta
+      name="viewport"
+      content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"
+    />
     <title></title>
     <script src="https://webapp-pub.ezijing.com/plugins/tinymce@6/tinymce.min.js"></script>
   </head>