ButtonGroup
使多个按钮平成一行
基本使用
<a-button-group>
<a-button type="primary">primary</a-button>
<a-button type="white">white</a-button>
<a-button type="info">info</a-button>
</a-button-group>
<!-- column 让按钮垂直排列 -->
<a-button-group class="gutter-top" column>
<a-button type="white">white</a-button>
<a-button type="white">white</a-button>
<a-button type="white">white</a-button>
</a-button-group>