diff --git a/src/App.vue b/src/App.vue
index dc5ccb5..0806b77 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -31,7 +31,7 @@ export default {
   data() {
     return {
       iftop: false,
-      width: document.documentElement.clientWidth >=992
+      width: document.documentElement.clientWidth >=1200
     }
   },
   mounted() { //监听scroll方法
diff --git a/src/views/edu_teach/index.vue b/src/views/edu_teach/index.vue
index 04e8e8b..f95e155 100644
--- a/src/views/edu_teach/index.vue
+++ b/src/views/edu_teach/index.vue
@@ -9,10 +9,10 @@
       </el-col>
     </el-row>
     <el-row>
-      <el-col v-show="width>=992" :xs="1" :sm="1" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="7" :sm="7" :md="6" :lg="4" :xl="4">
+      <el-col v-show="width>=992" :md="6" :lg="6" :xl="4">
         <div class="left_lab">
           <div class="lab">
             <div class="lab_list lab_select">
@@ -50,7 +50,7 @@
           </div>
         </div>
       </el-col>
-      <el-col :xs="16" :sm="16" :md="14" :lg="12" :xl="12" >
+      <el-col :xs="20" :sm="20" :md="15" :lg="14" :xl="12" >
         <el-row>
           <el-col>
             <div class="tab">
@@ -78,7 +78,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col :xs="18" :sm="18" :md="18" :lg="17" :xl="17">
+                <el-col :xs="18" :sm="18" :md="18" :lg="16" :xl="17">
                   <div class="tw_context">
                     <div class="tw_context_title">
                       不忘初心，展望未来——信息科学与技术学院开展转专业同学交流会
@@ -88,7 +88,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="4" :xl="3">
                   <div class="tw_img">
                     <img src="@/assets/index/teaching_student/tw1.png" alt="">
                   </div>
@@ -108,7 +108,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col :xs="18" :sm="18" :md="18" :lg="17" :xl="17">
+                <el-col :xs="18" :sm="18" :md="18" :lg="16" :xl="17">
                   <div class="tw_context">
                     <div class="tw_context_title">
                       不忘初心，展望未来——信息科学与技术学院开展转专业同学交流会
@@ -118,7 +118,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="4" :xl="3">
                   <div class="tw_img">
                     <img src="@/assets/index/teaching_student/tw1.png" alt="">
                   </div>
@@ -138,7 +138,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col :xs="18" :sm="18" :md="18" :lg="17" :xl="17">
+                <el-col :xs="18" :sm="18" :md="18" :lg="16" :xl="17">
                   <div class="tw_context">
                     <div class="tw_context_title">
                       不忘初心，展望未来——信息科学与技术学院开展转专业同学交流会
@@ -148,7 +148,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="4" :xl="3">
                   <div class="tw_img">
                     <img src="@/assets/index/teaching_student/tw1.png" alt="">
                   </div>
@@ -168,7 +168,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col :xs="18" :sm="18" :md="18" :lg="17" :xl="17">
+                <el-col :xs="18" :sm="18" :md="18" :lg="16" :xl="17">
                   <div class="tw_context">
                     <div class="tw_context_title">
                       不忘初心，展望未来——信息科学与技术学院开展转专业同学交流会
@@ -178,7 +178,7 @@
                     </div>
                   </div>
                 </el-col>
-                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+                <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="4" :xl="3">
                   <div class="tw_img">
                     <img src="@/assets/index/teaching_student/tw1.png" alt="">
                   </div>
@@ -189,7 +189,7 @@
           </el-col>
         </el-row>
       </el-col>
-      <el-col :xs="1" :sm="2" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
     </el-row>
@@ -341,6 +341,13 @@ export default {
       margin-top: 4rem;
     }
 
+    .tw_img{
+      width: 100%;
+      text-align: left;
+      img{
+        width: 90%;
+      }
+    }
     .tw_time {
       border-right: .1rem solid #D5D5D5;
       height: 10rem;
diff --git a/src/views/index/components/news_center.vue b/src/views/index/components/news_center.vue
index 0ebe04f..01227b2 100644
--- a/src/views/index/components/news_center.vue
+++ b/src/views/index/components/news_center.vue
@@ -24,10 +24,10 @@
     </el-row>
     <!--录播图-->
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="22" :sm="20" :md="20" :lg="19" :xl="16">
+      <el-col :xs="22" :sm="20" :md="20" :lg="18" :xl="14">
         <div class="slideshow">
           <el-carousel trigger="click" height="23.3vw">
             <el-carousel-item v-for="item in 4" :key="item">
@@ -45,19 +45,16 @@
           </el-carousel>
         </div>
       </el-col>
-      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="4">
-        <div class="grid-content"></div>
-      </el-col>
     </el-row>
     <!--轮播图下的新闻-->
 
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="22" :sm="20" :md="20" :lg="19" :xl="16">
+      <el-col :xs="22" :sm="20" :md="20" :lg="18" :xl="14">
         <el-row class="news">
-          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" :span="6">
+          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" >
             <div class="news_context">
               <div class="news_context_img">
                 <img src="@/assets/index/news_center/t2.png" alt="">
@@ -67,7 +64,7 @@
               </div>
             </div>
           </el-col>
-          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" :span="6">
+          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" >
             <div class="news_context">
               <div class="news_context_img">
                 <img src="@/assets/index/news_center/t3.png" alt="">
@@ -77,7 +74,7 @@
               </div>
             </div>
           </el-col>
-          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" :span="6">
+          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6">
             <div class="news_context">
               <div class="news_context_img">
                 <img src="@/assets/index/news_center/t4.png" alt="">
@@ -87,7 +84,7 @@
               </div>
             </div>
           </el-col>
-          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6" :span="6">
+          <el-col :xs="12" :sm="12" :md="12" :lg="6" :xl="6">
             <div class="news_context">
               <div class="news_context_img">
                 <img src="@/assets/index/news_center/t5.png" alt="">
@@ -186,7 +183,9 @@ export default {
       color: #262626;
       margin: 1rem auto;
       width: 80%;
-      height: 4rem;
+      //height: 4rem;
+      overflow:hidden; //超出的文本隐藏
+      text-overflow:ellipsis; //溢出用省略号显示
       display:-webkit-box; //作为弹性伸缩盒子模型显示。
       -webkit-box-orient:vertical; //设置伸缩盒子的子元素排列方式--从上到下垂直排列
       -webkit-line-clamp:3; //显示的行
@@ -194,4 +193,15 @@ export default {
   }
 }
 
+@media screen and  (min-width: 1100px) and (max-width: 1400px) {
+  .news_context {
+    width: 20rem !important;
+    height: 20rem !important;
+
+    .news_context_img {
+      height: 12.5rem !important;
+    }
+  }
+}
+
 </style>
diff --git a/src/views/index/components/party_building_activities.vue b/src/views/index/components/party_building_activities.vue
index 5a13029..0daaa94 100644
--- a/src/views/index/components/party_building_activities.vue
+++ b/src/views/index/components/party_building_activities.vue
@@ -60,10 +60,10 @@
     </el-row>
     <!--党史教育内容-->
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="22" :sm="20" :md="20" :lg="19" :xl="16" class="phe">
+      <el-col :xs="22" :sm="20" :md="20" :lg="18" :xl="14" class="phe">
         <div class="phe_row">
           <el-row>
             <el-col :xs="6" :sm="6" :md="6" :lg="4" :xl="4">
@@ -159,7 +159,7 @@ export default {
   name: "party_building_activities",
   components: {
     SlideshowCard
-  }
+  },
 }
 </script>
 
diff --git a/src/views/index/components/scientific_research_trends.vue b/src/views/index/components/scientific_research_trends.vue
index 620bf96..62a150b 100644
--- a/src/views/index/components/scientific_research_trends.vue
+++ b/src/views/index/components/scientific_research_trends.vue
@@ -25,10 +25,10 @@
     </el-row>
     <!--科学研究新闻内容-->
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col class="scientific_context" :xs="22" :sm="20" :md="20" :lg="19" :xl="16">
+      <el-col class="scientific_context" :xs="22" :sm="20" :md="20" :lg="18" :xl="14">
         <el-row>
           <el-col :xs="24" :sm="24" :md="24" :lg="12" :xl="12">
             <el-row class="scientific_context_text">
@@ -193,10 +193,10 @@
     </el-row>
     <!--学术交流-->
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col class="academia_context" :xs="22" :sm="20" :md="20" :lg="19" :xl="16">
+      <el-col class="academia_context" :xs="22" :sm="20" :md="20" :lg="18" :xl="14">
         <el-row>
           <el-col :xs="24" :sm="24" :md="24" :lg="12" :xl="12">
             <el-row class="academia_context_text">
@@ -419,7 +419,7 @@ export default {
   }
 }
 
-@media screen and (min-width: 1100px) and (max-width: 1400px) {
+@media screen and  (min-width: 1100px) and (max-width: 1400px) {
   .scientific_context_text {
     padding-left: 2rem !important;
 
diff --git a/src/views/index/components/teaching_student.vue b/src/views/index/components/teaching_student.vue
index 008dd7e..4fcbcf6 100644
--- a/src/views/index/components/teaching_student.vue
+++ b/src/views/index/components/teaching_student.vue
@@ -27,13 +27,13 @@
     <!--教学工作内容-->
 
     <el-row>
-      <el-col :xs="1" :sm="2" :md="2" :lg="2.5" :xl="4">
+      <el-col :xs="1" :sm="2" :md="2" :lg="3" :xl="5">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="22" :sm="20" :md="20" :lg="19" :xl="16" class="phe">
+      <el-col :xs="22" :sm="20" :md="20" :lg="18" :xl="14" class="phe">
         <div class="tw">
           <el-row>
-            <el-col :xs="5" :sm="5" :md="5" :lg="4" :xl="4">
+            <el-col :xs="5" :sm="5" :md="5" :lg="3" :xl="3">
               <div class="tw_time">
                 <div class="tw_top">
                   28
@@ -43,7 +43,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col :xs="19" :sm="19" :md="15" :lg="17" :xl="17">
+            <el-col :xs="19" :sm="19" :md="15" :lg="18" :xl="18">
               <div class="tw_context">
                 <div class="tw_context_title">
                   不忘初心，展望未来——信息科学与技术学院开展转专业同学交流会
@@ -53,7 +53,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+            <el-col v-show="width" :md="3" :lg="3" :xl="3">
               <div class="tw_img">
                 <img src="@/assets/index/teaching_student/tw1.png" alt="">
               </div>
@@ -63,7 +63,7 @@
         </div>
         <div class="tw">
           <el-row>
-            <el-col :xs="5" :sm="5" :md="5" :lg="4" :xl="4">
+            <el-col :xs="5" :sm="5" :md="5" :lg="3" :xl="3">
               <div class="tw_time">
                 <div class="tw_top">
                   28
@@ -73,7 +73,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col :xs="19" :sm="19" :md="15" :lg="17" :xl="17">
+            <el-col :xs="19" :sm="19" :md="15" :lg="18" :xl="18">
               <div class="tw_context">
                 <div class="tw_context_title">
                   信息科学与技术学院开展英语四级备考指导会
@@ -83,7 +83,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+            <el-col v-show="width" :md="3" :lg="3" :xl="3">
               <div class="tw_img">
                 <img src="@/assets/index/party_building_activities/1.png" alt="">
               </div>
@@ -93,7 +93,7 @@
         </div>
         <div class="tw">
           <el-row>
-            <el-col :xs="5" :sm="5" :md="5" :lg="4" :xl="4">
+            <el-col :xs="5" :sm="5" :md="5" :lg="3" :xl="3">
               <div class="tw_time">
                 <div class="tw_top">
                   28
@@ -103,7 +103,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col :xs="19" :sm="19" :md="15" :lg="17" :xl="17">
+            <el-col :xs="19" :sm="19" :md="15" :lg="18" :xl="18">
               <div class="tw_context">
                 <div class="tw_context_title">
                   信息科学与技术学院新生入学教育—国际化讲座
@@ -113,7 +113,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+            <el-col v-show="width" :md="3" :lg="3" :xl="3">
               <div class="tw_img">
                 <img src="@/assets/index/party_building_activities/2.png" alt="">
               </div>
@@ -123,7 +123,7 @@
         </div>
         <div class="tw">
           <el-row>
-            <el-col :xs="5" :sm="5" :md="5" :lg="4" :xl="4">
+            <el-col :xs="5" :sm="5" :md="5" :lg="3" :xl="3">
               <div class="tw_time">
                 <div class="tw_top">
                   28
@@ -133,7 +133,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col :xs="19" :sm="19" :md="15" :lg="17" :xl="17">
+            <el-col :xs="19" :sm="19" :md="15" :lg="18" :xl="18">
               <div class="tw_context">
                 <div class="tw_context_title">
                   信息科学与技术学院2021级研究生职业生涯规划入学专题教育顺利开展
@@ -143,7 +143,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+            <el-col v-show="width" :md="3" :lg="3" :xl="3">
               <div class="tw_img">
                 <img src="@/assets/index/party_building_activities/3.png" alt="">
               </div>
@@ -153,7 +153,7 @@
         </div>
         <div class="tw">
           <el-row>
-            <el-col :xs="5" :sm="5" :md="5" :lg="4" :xl="4">
+            <el-col :xs="5" :sm="5" :md="5" :lg="3" :xl="3">
               <div class="tw_time">
                 <div class="tw_top">
                   28
@@ -163,7 +163,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col :xs="19" :sm="19" :md="15" :lg="17" :xl="17">
+            <el-col :xs="19" :sm="19" :md="15" :lg="18" :xl="18">
               <div class="tw_context">
                 <div class="tw_context_title">
                   秋风瑟瑟，信息送暖 ——信息学院家庭经济困难学生资助政策座谈会
@@ -173,7 +173,7 @@
                 </div>
               </div>
             </el-col>
-            <el-col v-show="width>=992" :xs="1" :sm="1" :md="3" :lg="3" :xl="3">
+            <el-col v-show="width" :md="3" :lg="3" :xl="3">
               <div class="tw_img">
                 <img src="@/assets/index/party_building_activities/4.png" alt="">
               </div>
@@ -204,7 +204,7 @@ export default {
   name: "teaching_student",
   data(){
     return{
-      width:document.documentElement.clientWidth
+      width:document.documentElement.clientWidth>=992
     }
   },
 }
@@ -240,6 +240,7 @@ export default {
   }
 
   .tw_context {
+    width: 95%;
 
     font-family: PingFangSC-Medium, PingFang SC;
     color: #161616;
diff --git a/src/views/school_profile/index.vue b/src/views/school_profile/index.vue
index e35ae5b..722a9f7 100644
--- a/src/views/school_profile/index.vue
+++ b/src/views/school_profile/index.vue
@@ -10,10 +10,10 @@
     </el-row>
 
     <el-row>
-      <el-col v-show="width>=992" :xs="1" :sm="1" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="7" :sm="7" :md="6" :lg="4" :xl="4">
+      <el-col v-show="width>=992" :md="6" :lg="6" :xl="4">
         <div class="left_lab">
           <div class="lab">
             <div class="lab_list lab_select">
@@ -59,7 +59,7 @@
           </div>
         </div>
       </el-col>
-      <el-col :xs="16" :sm="16" :md="14" :lg="12" :xl="12" >
+      <el-col :xs="20" :sm="20" :md="15" :lg="14" :xl="12" >
         <el-row>
           <el-col>
             <div class="tab">
@@ -114,7 +114,7 @@
           </el-col>
         </el-row>
       </el-col>
-      <el-col :xs="1" :sm="2" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
     </el-row>
@@ -130,6 +130,9 @@ export default {
       width: document.documentElement.clientWidth
     }
   },
+  // created() {
+  //   alert(this.width>=992)
+  // }
 }
 </script>
 
diff --git a/src/views/teaching_staff/index.vue b/src/views/teaching_staff/index.vue
index 8fbcd3d..f42a775 100644
--- a/src/views/teaching_staff/index.vue
+++ b/src/views/teaching_staff/index.vue
@@ -10,10 +10,10 @@
     </el-row>
 
     <el-row>
-      <el-col v-show="width>=992" :xs="1" :sm="1" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
-      <el-col :xs="7" :sm="7" :md="6" :lg="4" :xl="4">
+      <el-col v-show="width>=992" :md="6" :lg="6" :xl="4">
         <div class="left_lab">
           <div class="lab">
             <div class="lab_list lab_select">
@@ -51,7 +51,7 @@
           </div>
         </div>
       </el-col>
-      <el-col :xs="16" :sm="16" :md="14" :lg="12" :xl="12">
+      <el-col :xs="20" :sm="20" :md="15" :lg="14" :xl="12">
         <el-row>
           <el-col>
             <div class="tab">
@@ -304,7 +304,7 @@
           </el-col>
         </el-row>
       </el-col>
-      <el-col v-show="width>=992"  :xs="1" :sm="1" :md="2" :lg="4" :xl="4">
+      <el-col :xs="2" :sm="2" :md="1.5" :lg="2" :xl="4">
         <div class="grid-content"></div>
       </el-col>
     </el-row>