update

src/App.vue

@@ -3,3 +3,13 @@
     <router-view />
   </div>
 </template>
+<script>
+export default {
+  mounted() {
+    const pcyidong = /(iPhone|iPad|iPod|iOS|Android)/i.test(navigator.userAgent)
+    if (!pcyidong) {
+      document.body.style['max-width'] = '400px'
+    }
+  }
+}
+</script>

src/assets/css/base.css

@@ -4,8 +4,8 @@
 }
 html{
   /* max-width: 400px; */
-  margin: 0 auto;
 }
 body {
   background: #fff;
+  margin: 0 auto !important;
 }