cloundPc/src/main.js

// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import Vue from 'vue'
import App from './App'
import router from './router'
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css';
import VueAwesomeSwiper from 'vue-awesome-swiper'
import Vant from 'vant';
import 'vant/lib/index.css';
import {
  isMobile
} from "@/util"

Vue.use(Vant);


Vue.use(ElementUI);
Vue.config.productionTip = false

/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  components: {
    App
  },
  template: '<App/>'
})

router.afterEach((to, from, next) => {
  window.scrollTo(0, 0)
})



if (isMobile()) {

  const setHtmlFontSize = () => {
    const htmlDom = document.getElementsByTagName('html')[0];
    let htmlWidth = document.documentElement.clientWidth || document.body.clientWidth;
    if (htmlWidth >= 750) {
      htmlWidth = 750;
    }
    if (htmlWidth <= 320) {
      htmlWidth = 320;
    }
    htmlDom.style.fontSize = `${htmlWidth / 7.5}px`;
  };
  window.onresize = setHtmlFontSize;
  setHtmlFontSize();
}