diff --git a/src/button/demo/index.vue b/src/button/demo/index.vue
index b0a51132a..2eb52e3bd 100644
--- a/src/button/demo/index.vue
+++ b/src/button/demo/index.vue
@@ -1,6 +1,6 @@
 <template>
   <demo-section>
-    <demo-block card :title="t('type')">
+    <demo-block :title="t('type')">
       <div class="demo-button-row">
         <van-button type="default">{{ t('default') }}</van-button>
         <van-button type="primary">{{ t('primary') }}</van-button>
@@ -10,33 +10,33 @@
       <van-button type="warning">{{ t('warning') }}</van-button>
     </demo-block>
 
-    <demo-block card :title="t('plain')">
+    <demo-block :title="t('plain')">
       <van-button plain type="primary" :text="t('plain')" />
       <van-button plain type="info" :text="t('plain')" />
     </demo-block>
 
-    <demo-block card :title="t('hairline')">
+    <demo-block :title="t('hairline')">
       <van-button plain hairline type="primary" :text="t('hairlineButton')" />
       <van-button plain hairline type="info" :text="t('hairlineButton')" />
     </demo-block>
 
-    <demo-block card :title="t('disabled')">
+    <demo-block :title="t('disabled')">
       <van-button disabled type="primary" :text="t('disabled')" />
       <van-button disabled type="info" :text="t('disabled')" />
     </demo-block>
 
-    <demo-block card :title="t('loadingStatus')">
+    <demo-block :title="t('loadingStatus')">
       <van-button loading type="primary" />
       <van-button loading type="primary" loading-type="spinner" />
       <van-button loading :loading-text="t('loadingText')" type="info" />
     </demo-block>
 
-    <demo-block card :title="t('shape')">
+    <demo-block :title="t('shape')">
       <van-button type="primary" square :text="t('square')" />
       <van-button type="info" round :text="t('round')" />
     </demo-block>
 
-    <demo-block card :title="t('icon')">
+    <demo-block :title="t('icon')">
       <van-button type="primary" icon="star-o" />
       <van-button type="primary" icon="star-o" :text="t('button')" />
       <van-button
@@ -47,18 +47,18 @@
       />
     </demo-block>
 
-    <demo-block card :title="t('size')">
+    <demo-block :title="t('size')">
       <van-button type="primary" size="large">{{ t('large') }}</van-button>
       <van-button type="primary" size="normal">{{ t('normal') }}</van-button>
       <van-button type="primary" size="small">{{ t('small') }}</van-button>
       <van-button type="primary" size="mini">{{ t('mini') }}</van-button>
     </demo-block>
 
-    <demo-block card :title="t('blockElement')">
+    <demo-block :title="t('blockElement')">
       <van-button type="primary" block>{{ t('blockElement') }}</van-button>
     </demo-block>
 
-    <demo-block card v-if="!isWeapp" :title="t('router')">
+    <demo-block v-if="!isWeapp" :title="t('router')">
       <van-button
         :text="t('urlRoute')"
         type="primary"
@@ -67,7 +67,7 @@
       <van-button :text="t('vueRoute')" type="primary" to="index" />
     </demo-block>
 
-    <demo-block card :title="t('customColor')">
+    <demo-block :title="t('customColor')">
       <van-button color="#7232dd" :text="t('pure')" />
       <van-button plain color="#7232dd" :text="t('pure')" />
       <van-button