<template> <HelloWorld msg="Welcome to Your Vue.js + TypeScript + hel-micro App"/> </template> <script lang="ts"> import { defineComponent } from 'vue' import HelloWorld from './components/HelloWorld.vue' export default defineComponent({ name: 'App', components: { HelloWorld } }) </script> <style> #app { font-family: Avenir, Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-align: center; color: #2c3e50; margin-top: 60px; } </style>