diff --git a/src/components/Map/Map.vue b/src/components/Map/Map.vue
index 7155c9b..b1e7cfc 100644
--- a/src/components/Map/Map.vue
+++ b/src/components/Map/Map.vue
@@ -51,8 +51,8 @@ function handleDetail() {
 /* stylelint-disable-next-line selector-id-pattern */
 #mapContainer {
   position: relative;
-  width: 1080px;
-  height: 1920px;
+  width: 100vw;
+  height: 100vh;
 }
 .map-flex {
   display: flex;
diff --git a/src/composables/useHandleScreen.ts b/src/composables/useHandleScreen.ts
index 4f44133..8cd4117 100644
--- a/src/composables/useHandleScreen.ts
+++ b/src/composables/useHandleScreen.ts
@@ -94,6 +94,7 @@ export const useHandleScreen = (callback: () => void) => {
       if (!nativeMethods.value?.hasProgram()) {
         return
       }
+
       checkHandleScreen()
     }
   })
@@ -101,7 +102,7 @@ export const useHandleScreen = (callback: () => void) => {
   onMounted(() => {
     //获取返回首页和进入屏保的具体时间
     getBackTime().then(({ data }) => {
-      const noWallpaper = data[1]
+      const noWallpaper = data[1] <= 0
       totalTime.value = noWallpaper ? [data[0], -1] : data
       toIndexTime.value = data[0]
       toWallpaperTime.value = noWallpaper ? -1 : data[1]
diff --git a/src/store/root/getters.ts b/src/store/root/getters.ts
index aa367e2..24f3d6d 100644
--- a/src/store/root/getters.ts
+++ b/src/store/root/getters.ts
@@ -18,7 +18,7 @@ export const getters: GenGetters = {
     if (this.device.label === DEVICE.ANDROID) {
       return window.android
     }
-    return window.chrome?.webview?.hostObjects?.sync?.csobj
+    return window?.chrome?.webview?.hostObjects?.csobj
   },
   //当前设备所处楼栋的楼层列表
   currentBuildingFloorsList() {
diff --git a/src/types/native.d.ts b/src/types/native.d.ts
index 284a9de..5a74a2a 100644
--- a/src/types/native.d.ts
+++ b/src/types/native.d.ts
@@ -47,9 +47,7 @@ export declare global {
     chrome: {
       webview: {
         hostObjects: {
-          sync: {
-            csobj: NativeMethods
-          }
+          csobj: NativeMethods
         }
       }
     }