路由改变滚动到 0

src/App.vue

@@ -1,5 +1,5 @@
 <template>
-  <div id="app">
+  <div ref="app" id="app">
     <heads></heads>
     <router-view :key="$route.fullPath" />
     <foot></foot>
@@ -22,7 +22,13 @@ export default {
     return {};
   },
   mounted() {},
-  methods: {}
+  methods: {},
+  // 路由改变重置当前选项
+  watch: {
+    $route(to, from) {
+      this.$refs.app.scrollTop = 0;
+    }
+  }
 };
 </script>
 
@@ -30,5 +36,6 @@ export default {
 #app {
   width: 1920px;
   height: 1080px;
+  overflow-y: auto;
 }
 </style>