no message

Former-commit-id: 85ec7bbd986a27b5bf63f4c661bd992e0ee96cf7
Former-commit-id: c82d46c4a506965beb80b7c8dbea4e1650c91723
Former-commit-id: b7578889722e86782b775d382f87c5eb00ebd0b6

src/pages/demo/plugins/mock/ajax.vue

@@ -4,7 +4,7 @@
       <div slot="header">
         <el-button @click="ajax">发送请求</el-button>
       </div>
-      <el-table v-bind="table" style="width: 100%" class="mb">
+      <el-table v-bind="table" style="width: 100%" class="dd-mb">
         <el-table-column
           v-for="(item, index) in table.columns"
           :key="index"

src/pages/demo/plugins/mock/componnets/MockDemoCard.vue

@@ -1,9 +1,9 @@
 <template>
-  <el-card class="mb">
-    <div slot="header" class="clearfix">
+  <el-card class="dd-mb">
+    <div slot="header" class="dd-clearfix">
       <el-button type="text" size="mini">{{title}}</el-button>
       <el-tooltip content="重新 mock 数据" placement="top-end">
-        <el-button type="primary" size="mini" @click="$emit('reload')" style="float: right;">刷新</el-button>
+        <el-button type="primary" size="mini" @click="$emit('reload')" class="dd-fr">刷新</el-button>
       </el-tooltip>
     </div>
     <el-row :gutter="10">

src/pages/demo/plugins/mock/demoDPD.vue

@@ -1,6 +1,6 @@
 <template>
   <Container type="ghost">
-    <el-card class="mb">
+    <el-card class="dd-mb">
       <Markdown url="/static/markdownFiles/article/mock演示页面介绍.md"></Markdown>
     </el-card>
     <MockDemoCard

src/pages/demo/plugins/mock/demoDTD.vue

@@ -1,6 +1,6 @@
 <template>
   <Container type="ghost">
-    <el-card class="mb">
+    <el-card class="dd-mb">
       <Markdown url="/static/markdownFiles/article/mock演示页面介绍.md"></Markdown>
     </el-card>
     <MockDemoCard