修改默认样式

src/defaultSettings.js

@@ -16,7 +16,7 @@
 export default {
   primaryColor: '#1890FF', // primary color of ant design
   navTheme: 'light', // theme for nav menu
-  layout: 'sidemenu', // nav menu position: sidemenu or topmenu
+  layout: 'iotmenu', // nav menu position: sidemenu or topmenu
   contentWidth: 'Fixed', // layout of content: Fluid or Fixed, only works when layout is topmenu
   fixedHeader: false, // sticky header
   fixSiderbar: false, // sticky siderbar