介绍信详情页面样式调整

src/views/core/outIn/letter/dialog.letter.detail.vue

@@ -89,9 +89,9 @@
                     </template> 
                </el-table-column>            
           </el-table>
-          <el-row :gutter="10" class="mb8">
+          <el-row :gutter="10">
             <el-col :span="12">
-                <h3 class="title">
+                <h3 >
                   <i class="el-icon-collection-tag"></i>
                   接待机构
                 </h3>