style: 默认布局mix

src/store/modules/layout.ts

@@ -40,9 +40,9 @@ const proRender = (render: any) => (render === false ? false : undefined);
 const proConfigLocal: LayoutStore['proConfig'] = localGetJSON(
   CACHE_LOCAL_PROCONFIG
 ) || {
-  layout: 'side',
+  layout: 'mix',
-  headerTheme: 'light',
+  headerTheme: 'dark',
-  navTheme: 'light',
+  navTheme: 'dark',
   fixSiderbar: true,
   fixedHeader: true,
   splitMenus: true,