add

package.json

@@ -89,7 +89,6 @@
   "browserslist": [
     "> 1%",
     "last 2 versions",
-    "not dead",
     "android 4",
     "opera 12"
   ],

src/components/loading.vue → src/components/loading/loading.vue

@@ -24,7 +24,7 @@ export default {
 };
 </script>
 
-<style lang="sass" scoped>
+<style lang="scss" scoped>
 .loadingWrap{
     ::v-deep .van-popup{
         background-color:rgba(0,0,0,.7);

src/main.js

@@ -3,7 +3,7 @@ import '@/router';
 
 console.log('router, store, vueApp: ', router, store, vueApp);
 const { Vue } = window;
-import Loading from '@/components/loading.js';
+import Loading from '@/components/loading/loading.js';
 Vue.use(Loading);
 
 // 禁用双指放大