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src/App.vue

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+<template>
+  <div id="app">
+    <keep-alive>
+      <router-view v-if="$route.meta.cache" />
+    </keep-alive>
+    <router-view v-if="!$route.meta.cache" />
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'App',
+}
+</script>
+
+<style>
+  #app {
+    height: 100%;
+  }
+  body {
+    height: 100%;
+    width: 100%;
+    position: fixed;
+    top: 0;
+    left: 0;
+  }
+</style>