diff --git a/src/main/file.js b/src/main/file.js
index 5637a23..d10cb59 100644
--- a/src/main/file.js
+++ b/src/main/file.js
@@ -238,7 +238,7 @@ export default async function ({ app, shell, BrowserWindow, ipcMain }) {
   //下载文件
   ipcMain.on('download-file-default', (e, { url, fileName }) => {
     createFolder('selfFile').then(async () => {
-      const browserWindow = BrowserWindow.fromId(e.sender.id)
+      const browserWindow = BrowserWindow.getFocusedWindow()
       const id = await manager.download({
         window: browserWindow,
         url: url,
diff --git a/src/renderer/src/layout/components/Header.vue b/src/renderer/src/layout/components/Header.vue
index 26f5c42..de22482 100644
--- a/src/renderer/src/layout/components/Header.vue
+++ b/src/renderer/src/layout/components/Header.vue
@@ -61,11 +61,11 @@ const menus = ref([
     name: '备课',
     path: '/prepare'
   },
-  {
+  /*{
     icon: 'icon-jiangke1 icon-teach',
     name: '授课',
     path: '/teach'
-  }
+  }*/
 ])
 
 // 监听当前路由
diff --git a/src/renderer/src/layout/components/Uploader.vue b/src/renderer/src/layout/components/Uploader.vue
index 1dd3c9a..ce9c275 100644
--- a/src/renderer/src/layout/components/Uploader.vue
+++ b/src/renderer/src/layout/components/Uploader.vue
@@ -25,15 +25,6 @@
             <div class="prepare-uploader-progress" :style="{ width: item.percentage + '%' }"></div>
             <div class="prepare-body-main-item-icon">
               <FileImage :size="50" :file-name="item.raw.name" />
-<!--              <svg
-                class="icon"
-                aria-hidden="true"
-                font-size="50px"
-                color="red"
-                style="margin: auto"
-              >
-                <use xlink:href="#icon-ppt"></use>
-              </svg>-->
             </div>
             <div class="prepare-body-main-item-info">
               <div class="prepare-item-info-title">{{ item.raw.name }}</div>
diff --git a/src/renderer/src/router/index.js b/src/renderer/src/router/index.js
index e568161..d6f641e 100644
--- a/src/renderer/src/router/index.js
+++ b/src/renderer/src/router/index.js
@@ -19,7 +19,7 @@ export const constantRoutes = [
         path: '/resource',
         component: () => import('@/views/resource/index.vue'),
         name: 'resource',
-        meta: {title: '资源',keepAlive:true}
+        meta: {title: '资源'}
       },
       {
         path: '/prepare',
diff --git a/src/renderer/src/utils/resourceDict.js b/src/renderer/src/utils/resourceDict.js
index eb9275c..a1a1a61 100644
--- a/src/renderer/src/utils/resourceDict.js
+++ b/src/renderer/src/utils/resourceDict.js
@@ -20,6 +20,10 @@ export const  resourceFormat = [
     label: 'ppt',
     value: 'ppt'
   },
+  {
+    label: 'pptx',
+    value: 'pptx'
+  },
   {
     label: 'mp3',
     value: 'mp3'
@@ -62,4 +66,4 @@ export const resourceType = [
     label: '教案',
     value: '教案'
   }
-]
\ No newline at end of file
+]
diff --git a/src/renderer/src/views/prepare/index.vue b/src/renderer/src/views/prepare/index.vue
index 80ac306..35743ab 100644
--- a/src/renderer/src/views/prepare/index.vue
+++ b/src/renderer/src/views/prepare/index.vue
@@ -14,6 +14,7 @@
         </div>
         <el-button type="primary" class="to-class-btn" @click="openLesson">
           <i class="iconfont icon-lingdang"></i>上课</el-button>
+        <div class="top-zoom-style"></div>
       </div>
       <div class="prepare-body-header">
 
@@ -117,10 +118,15 @@ export default {
       this.callback(param)
     })
     this.lastAsyncAllTime = localStorage.getItem('lastAsyncAllTime')
-  
+
   },
   mounted() {
   },
+  activated() {
+    if (this.uploadData.textbookId !== null) {
+      this.asyncAllFile()
+    }
+  },
   methods: {
     createFile() {
       creatPPT(this.currentNode.label + '.pptx', this.uploadData).then((res) => {
@@ -252,9 +258,9 @@ export default {
     },
     // 打开外部链接
     handleOutLink(key){
-      // key 对应的 linkConfig.js 外部链接配置 
+      // key 对应的 linkConfig.js 外部链接配置
       let configObj = outLink[key]
-      // 通知主进程 
+      // 通知主进程
       ipcRenderer.send('openWindow', {
         fullPath: configObj.fullPath,
         cookieData: {...(configObj.data)}
@@ -321,8 +327,16 @@ export default {
       height: 150px;
       align-items: center;
       justify-content: center;
-      background: linear-gradient(#97c4ed, #7aa8e5);
-      padding-right: 20px;
+      position: relative;
+      background: linear-gradient(#b0d1ef, #3e7bcb);
+      .top-zoom-style{
+        position: absolute;
+        width: 90%;
+        height: 30px;
+        background: linear-gradient(#b0d1ef, #5283c4);
+        bottom: 0;
+        clip-path: polygon(3% 0%, 97% 0%, 100% 100%, 0% 100%);
+      }
       .textbook-img{
         height: 120px;
         background-color: #ffffff;
@@ -330,11 +344,13 @@ export default {
         border-radius: 6px;
         overflow: hidden;
         margin-right: 20px;
+        z-index: 1;
       }
       .top-item{
         width: 230px;
-
+        position: relative;
         flex-wrap: wrap;
+        z-index: 1;
         .btn{
           width: 102px;
           background: none;
@@ -358,6 +374,7 @@ export default {
         height: 80px;
         margin-left: 25px;
         font-size: 18px;
+        z-index: 1;
         .icon-lingdang{
           margin-right: 5px;
           color: #ffffff;