diff --git a/README.md b/README.md
index 1e720c2..71d5cca 100644
--- a/README.md
+++ b/README.md
@@ -2,27 +2,27 @@
 
 chatbot web 
 
-## Install the dependencies
+## 效果展示
+### PC端效果展示
+![](https://raw.githubusercontent.com/DaiShuaishuai/pic/main/picgo/pc1.jpg)
+![](https://raw.githubusercontent.com/DaiShuaishuai/pic/main/picgo/pc2.jpg)
+### 移动端效果展示
+![](https://raw.githubusercontent.com/DaiShuaishuai/pic/main/picgo/yd1.jpg)
+![](https://raw.githubusercontent.com/DaiShuaishuai/pic/main/picgo/yd2.jpg)
+
+## 下载依赖
 ```bash
 yarn
 # or
 npm install
 ```
 
-### Start the app in development mode (hot-code reloading, error reporting, etc.)
+### 启动项目
 ```bash
 quasar dev
 ```
 
-
-### Lint the files
-```bash
-yarn lint
-# or
-npm run lint
-```
-
-### Build the app for production
+### 打包
 ```bash
 quasar build
 ```
diff --git a/src/layouts/MainLayout.vue b/src/layouts/MainLayout.vue
index b9cd963..24ede73 100644
--- a/src/layouts/MainLayout.vue
+++ b/src/layouts/MainLayout.vue
@@ -86,7 +86,7 @@ export default {
       this.messages=JSON.parse(records)
       localStorage.removeItem(bot_message_records)
     }
-    window.addEventListener("beforeunload",()=>{
+    window.addEventListener("pagehide",()=>{
       localStorage.setItem(bot_message_records,JSON.stringify(this.messages))
     })
   },