Main page created without function .

src/main.ts

@@ -1,5 +1,8 @@
-import './style.css'
-import { createApp } from 'vue'
-import App from './App.vue'
+import './assets/main.css'
 
-createApp(App).mount('#app')
+import { createApp } from 'vue'
+import App from '@/App.vue';
+
+const app = createApp(App);
+
+app.mount('#app');