bigScreen/src/main.js

import Vue from 'vue';
import App from './App.vue';
import router from './router';
import store from './store';
import '@/assets/style/tailwind.css';
import { Loading } from 'element-ui';

Vue.use(Loading.directive);

Vue.prototype.$loading = Loading.service;

Vue.config.productionTip = false;

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