<a-col :md="5" :sm="8"> 的sm

根据引用和引用的信息，根据Bootstrap 4.3版本，没有.col-xs-这个类名了。在Bootstrap 4中，.col-xs-* 类被替换为 .col-*。所以，你可以将代码<a-col :md="5" :sm="8">中的:sm修改为:col，就是<a-col :md="5" :col="8">。这样在手机模式下就能正常工作了。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [Bootstrap4中Grid栅格系统CSS中 col-sm- col-md- col-lg- 的意义](https://blog.csdn.net/weixin_40688217/article/details/96726509)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
- *2* [flexiblegs-scss-plus:柔性网格系统Scss Plus](https://download.csdn.net/download/weixin_42122986/15727296)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
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