优化前端页面交互体验

pages/qrcode/index.js

@@ -80,6 +80,7 @@ layui.config({
 				fixed: true,
 				scrollbar: false,
 				maxmin: false,
+				shadeClose: true,
 				content: '../pages/qrcode/preview-code.html?guid=' + data.guid,
 				end: function () {
 				}