diff --git a/src/assets/images/hotforum/01.png b/src/assets/images/hotforum/01.png
new file mode 100644
index 00000000..45aa003d
Binary files /dev/null and b/src/assets/images/hotforum/01.png differ
diff --git a/src/assets/images/hotforum/02.png b/src/assets/images/hotforum/02.png
new file mode 100644
index 00000000..59da39f8
Binary files /dev/null and b/src/assets/images/hotforum/02.png differ
diff --git a/src/assets/images/hotforum/03.png b/src/assets/images/hotforum/03.png
new file mode 100644
index 00000000..3fd71541
Binary files /dev/null and b/src/assets/images/hotforum/03.png differ
diff --git a/src/components/PdfPreview/index.vue b/src/components/PdfPreview/index.vue
index 7983b939..6df44bee 100644
--- a/src/components/PdfPreview/index.vue
+++ b/src/components/PdfPreview/index.vue
@@ -6,7 +6,7 @@
       <span v-else style="margin:0 10px;">{{ currentPage }} / {{ pageCount }}</span>
       <el-button @click="nextPage('header')" :disabled="loadedRatio !== 1" icon="el-icon-arrow-right"></el-button>
     </div>
-    <div class="pdf-box">
+    <div class="pdf-box" style="max-height: 725px;">
       <transition name="progress"> 
         <el-progress v-if="showProgress" :percentage="Math.floor(loadedRatio * 100)" :text-inside="true" :show-text="false"></el-progress>
       </transition>
diff --git a/src/components/PortalHeader.vue b/src/components/PortalHeader.vue
index 6526cf92..f92026ee 100644
--- a/src/components/PortalHeader.vue
+++ b/src/components/PortalHeader.vue
@@ -36,7 +36,8 @@
               <el-dropdown placement="bottom" @command="handleCommand">
                 <span class="el-dropdown-link" style="font-size:16px;cursor: pointer;" :style="{color:textColor}">专区</span>
                 <el-dropdown-menu slot="dropdown">
-                  <el-dropdown-item command="one">BOE系列公开课</el-dropdown-item>
+                  <el-dropdown-item command="zero">热点论坛</el-dropdown-item>
+                  <el-dropdown-item command="one" divided>BOE系列公开课</el-dropdown-item>
                   <el-dropdown-item command="two" divided>Grow180</el-dropdown-item>
                   <el-dropdown-item command="three" divided>管理者进阶</el-dropdown-item>
                   <el-dropdown-item command="four" divided>U选小课堂</el-dropdown-item>
@@ -331,6 +332,7 @@ export default {
         let urlPre = window.location.protocol + "//" + window.location.host;
         // process.env.VUE_APP_BOE_WEB_URL
         let obj = {
+          zero: urlPre + "/pc/hotforum",
           one: urlPre + "/web/teacherLesson",
           two: urlPre + "/grow180/login",
           three: this.webBaseUrl + "/study/index?study=1",
diff --git a/src/views/hotforum/Index.vue b/src/views/hotforum/Index.vue
index fc451a9d..a7adbfab 100644
--- a/src/views/hotforum/Index.vue
+++ b/src/views/hotforum/Index.vue
@@ -19,9 +19,9 @@
     data() {
       return {
         imgData:[
-          {img:'1',url:'1265897142383042560'},
-          {img:'2',url:'1265697724606210048'},
-          {img:'3',url:''},
+          {img:'01',url:'1265897142383042560'},
+          {img:'02',url:'1265697724606210048'},
+          {img:'03',url:''},
           {img:'4',url:''},
         ],
       }