site: improve hr style

docs/react/faq.en-US.md

@@ -5,6 +5,8 @@ title: FAQ
 
 Search in the questions about React first: https://reactfaq.site .
 
+---
+
 ### Are you going to provide Vue(etc...) edition?
 
 No, but [the LICENSE of ant-design](https://github.com/ant-design/ant-design/blob/master/LICENSE) is MIT. So, you can try to implement it with ant-design's [style](https://github.com/ant-design/ant-design/tree/master/style), like: [ant-design-vue](https://github.com/vueComponent/ant-design-vue) [vue-beauty)](https://github.com/FE-Driver/vue-beauty) or [antue](https://github.com/zzuu666/antue).

docs/react/faq.zh-CN.md

@@ -5,6 +5,8 @@ title: FAQ
 
 Search in the questions about React first: https://reactfaq.site .
 
+---
+
 ### Are you going to provide Vue(etc...) edition?
 
 No, but [the LICENSE of ant-design](https://github.com/ant-design/ant-design/blob/master/LICENSE) is MIT. So, you can try to implement it with ant-design's [style](https://github.com/ant-design/ant-design/tree/master/style), like: [ant-design-vue](https://github.com/vueComponent/ant-design-vue) [vue-beauty)](https://github.com/FE-Driver/vue-beauty) or [antue](https://github.com/zzuu666/antue).

site/theme/static/markdown.less

@@ -59,7 +59,7 @@
   height: 1px;
   border: 0;
   background: @site-border-color-split;
-  margin: 72px 0;
+  margin: 56px 0;
   clear: both;
 }