更新首页样式

src/components/index.vue

@@ -2,7 +2,9 @@
   <div id="index">
     <el-row>
       <el-col :sapn="24" class="top">
-        <top :info="info"></top>
+        <div class="w_1270">
+          <top :info="info"></top>
+        </div>
       </el-col>
       <el-col :sapn="24" class="banner">
         <banner :info="info"></banner>