修改缩放设置

runner @ 915d1233

-Subproject commit d23c1ed387a5099f276d4b2da2fbed7f4e005715
+Subproject commit 915d12331a8812ea20cfa24531d9245dfa8d8179

src/App.vue

@@ -11,18 +11,30 @@ export default {
     name: 'app',
 
     data () {
-        return {}
+        return {
+            designWidth: 3840, // 设计稿宽度
+            designHeight: 2160 // 设计稿高度
+        }
     },
 
     mounted () {
+        // 如无需设置自动适配则注释该方法即可
         this.initScale()
     },
 
     methods: {
+        /**
+         * @method initScale 设置页面缩放事件
+         */
         initScale () {
-            refreshScale()
-
-            window.addEventListener('resize', refreshScale)
+            const appStyle = document.getElementById('app').style
+            appStyle.position = 'fixed'
+            refreshScale(this.designWidth, this.designHeight)
+
+            // 窗口缩放时重新做适配
+            window.addEventListener('resize', () => {
+                refreshScale(this.designWidth, this.designHeight)
+            }, false)
         }
     }
 }