hair/src/main.js

import Vue from "vue";
import App from "./App.vue";
import router from "./router";
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css';

Vue.use(ElementUI);

Vue.config.productionTip = false;
document.title = "美发预约系统";

new Vue({
  router,
  render: h => h(App),
}).$mount("#app");