diff --git a/public/images/bgimg/course.png b/public/images/bgimg/course.png
index 6095e92d..f84b90a9 100644
Binary files a/public/images/bgimg/course.png and b/public/images/bgimg/course.png differ
diff --git a/src/components/PortalHeader.vue b/src/components/PortalHeader.vue
index 584edcd8..881db6c8 100644
--- a/src/components/PortalHeader.vue
+++ b/src/components/PortalHeader.vue
@@ -26,7 +26,7 @@
         </div>
         <div style="display: flex;justify-content: flex-end;align-items: center;">
           <div v-if="goSearch !=10">
-            <el-input v-show="!hideSearch" placeholder="请输入标题搜索" style="width: 260px;" @keyup.enter.native="searchJump()" clearable maxlength="20" v-model="keyword" class="input-with-select">
+            <el-input v-show="!hideSearch" placeholder="请输入标题搜索" style="width: 260px;" @keyup.enter.native="searchJump()" clearable maxlength="50" v-model="keyword" class="input-with-select">
               <el-select v-if="current == 'index'" v-model="findType" style="width: 75px;" slot="prepend" placeholder="请选择">
                 <el-option label="课程" value="1"></el-option>
                 <el-option label="案例" value="2"></el-option>
diff --git a/src/views/portal/course/Index.vue b/src/views/portal/course/Index.vue
index 588c211b..db7e3a18 100644
--- a/src/views/portal/course/Index.vue
+++ b/src/views/portal/course/Index.vue
@@ -87,7 +87,7 @@
                 </div>
                 <div class="course-author">
                   <div class="course-author-left" v-if="cinfo.teacher">
-                      {{cinfo.teacher}}
+                      {{cinfo.teacher=='BOE教师'? '':cinfo.teacher}}
                   </div>
                   <div style="flex:1;text-align: center;">
                      <span class="study-num">{{cinfo.studies}}人学习</span>
@@ -100,7 +100,7 @@
                   </div>
                 </div>
                 </a>
-                 <div class="cor-praises" v-if="cinfo.type == 10 || cinfo.type == 20"><interactBar :type="1" :data="cinfo" :comments="false" :praises="false" :shares="false" :views="false"></interactBar> </div>
+                 <div class="cor-praises" v-if="cinfo.source == 1"><interactBar :type="1" :data="cinfo" :comments="false" :praises="false" :shares="false" :views="false"></interactBar> </div>
               </el-card>
             </div>
           </div>