Merge branch '2.x' into dev

src/empty/README.md

@@ -51,9 +51,7 @@ Use the image prop to display different placeholder images.
 
 ```html
 <van-empty description="Description">
-  <van-button round type="danger" class="bottom-button">
-    Button
-  </van-button>
+  <van-button round type="danger" class="bottom-button"> Button </van-button>
 </van-empty>
 
 <style>
@@ -81,3 +79,18 @@ Use the image prop to display different placeholder images.
 | default     | Custom bottom content |
 | image       | Custom image          |
 | description | Custom description    |
+
+### Less Variables
+
+How to use: [Custom Theme](#/en-US/theme).
+
+| Name                           | Default Value     | Description |
+| ------------------------------ | ----------------- | ----------- |
+| @empty-padding                 | `@padding-xl 0`   | -           |
+| @empty-image-size              | `160px`           | -           |
+| @empty-description-margin-top  | `@padding-md`     | -           |
+| @empty-description-padding     | `0 60px`          | -           |
+| @empty-description-color       | `@gray-6`         | -           |
+| @empty-description-font-size   | `@font-size-md`   | -           |
+| @empty-description-line-height | `@line-height-md` | -           |
+| @empty-bottom-margin-top       | `24px`            | -           |

src/empty/README.zh-CN.md

@@ -60,9 +60,7 @@ Empty 组件内置了多种占位图片类型，可以在不同业务场景下
 
 ```html
 <van-empty description="描述文字">
-  <van-button round type="danger" class="bottom-button">
-    按钮
-  </van-button>
+  <van-button round type="danger" class="bottom-button"> 按钮 </van-button>
 </van-empty>
 
 <style>
@@ -90,3 +88,18 @@ Empty 组件内置了多种占位图片类型，可以在不同业务场景下
 | default     | 自定义底部内容 |
 | image       | 自定义图标     |
 | description | 自定义描述文字 |
+
+### 样式变量
+
+组件提供了下列 Less 变量，可用于自定义样式，使用方法请参考[主题定制](#/zh-CN/theme)。
+
+| 名称                           | 默认值            | 描述 |
+| ------------------------------ | ----------------- | ---- |
+| @empty-padding                 | `@padding-xl 0`   | -    |
+| @empty-image-size              | `160px`           | -    |
+| @empty-description-margin-top  | `@padding-md`     | -    |
+| @empty-description-padding     | `0 60px`          | -    |
+| @empty-description-color       | `@gray-6`         | -    |
+| @empty-description-font-size   | `@font-size-md`   | -    |
+| @empty-description-line-height | `@line-height-md` | -    |
+| @empty-bottom-margin-top       | `24px`            | -    |