修改样式问题

src/main.js

 import 'vant/lib/index.css'
 import 'vant/lib/icon/local.css'
 // import '@/styles/vant-css/index.css'
-
+import "@/styles/media.scss";
 import ElementUI from 'element-ui'
 import 'element-ui/lib/theme-chalk/index.css'