修改

src/components/sallCenter/plugin/video.vue

 <style>
   .diy-video {
     width: 100%;
-    height: 400px;
+    height: 100%;
     background: #353535;
     overflow: hidden;
   }
@@ -19,7 +19,9 @@
     margin-bottom: 10px;
     position: relative;
   }
-
+  .video_preview{
+    height:400px;
+  }
 </style>
 <template>
   <div :class="{'active':videoData.isCked}">
@@ -31,7 +33,7 @@
       <el-button type="primary" icon="el-icon-arrow-down" v-if="index!=dataLeng-1" @click="resetSord(1)"
         style="right: -25px; top: 30px;"></el-button>
     </div>
-    <div class="diy-component-preview" :style="{paddingTop:videoData.data.top+'px',paddingRight:videoData.data.right+'px',paddingBottom:videoData.data.bottom+'px',
+    <div class="diy-component-preview video_preview" :style="{paddingTop:videoData.data.top+'px',paddingRight:videoData.data.right+'px',paddingBottom:videoData.data.bottom+'px',
         paddingLeft:videoData.data.left+'px',backgroundImage:'url(' +data.backgroundimage + ')'}">
       <div class="diy-video" :style="{borderRadius:videoData.data.radius+'px'}">
         <img :src="getIconLink(data.pic_url)" style="width: 100%;height:100%;" v-if="data.pic_url">