diff --git a/packages/meta/src/ButtonList/ButtonList.tsx b/packages/meta/src/ButtonList/ButtonList.tsx
index f5e7dad..22db3dc 100644
--- a/packages/meta/src/ButtonList/ButtonList.tsx
+++ b/packages/meta/src/ButtonList/ButtonList.tsx
@@ -1,54 +1,83 @@
-import React, {useState ,useMemo ,ReactNode} from 'react';
+import React, { useState, useMemo, ReactNode, useRef, useEffect } from 'react';
+import { Button, Col, Dropdown, Row } from 'antd';
+import { Gutter } from 'antd/es/grid/row';
 import './index.less';
-import { Button, Col, Dropdown, Row } from 'antd/es';
-import { Gutter } from '../grid/row';
 
-type ButtonItem = {
+
+export interface IButtonItem {
   key: string;
   text: ReactNode;
   onClick: () => void;
-  children?: Array<ButtonItem>;
+  children?: Array<Omit<IButtonItem, 'weight'>>;
   // 用于排序
-  weight: number; 
+  weight: number;
   icon?: ReactNode
   className?: string;
+  isCenter?: boolean;
 };
-
-type Props = {
-  buttons: Array<ButtonItem>
-  customButton?: ButtonItem;
+export interface IButtonItemWithoutWeight extends Omit<IButtonItem, 'weight'> { }
+export interface ButtonListProps {
+  buttons: Array<IButtonItem>
   gutter?: Gutter;
 };
 
 const componentName = 'zhst-button-list';
 
-const ButtonList: React.FC<Props> = (Props) => {
-  const { buttons, customButton ,gutter} = Props
+const ButtonList: React.FC<ButtonListProps> = (Props) => {
+  const { buttons, gutter } = Props
   const [activeKey, setActiveKey] = useState<string | null>(null);
+  const buttonListRef = useRef<HTMLDivElement>(null);
+  const [buttonListWrapMarginLeft, setButtonListWrapMarginLeft] = useState(0)
+  const centerButtonRef = useRef<HTMLDivElement>(null);
 
 
   const sortedButtons = useMemo(() => {
-    let buttonList=[...buttons]
-    
-    if (customButton) {
-      buttonList = [...buttons,customButton]
-    }
+    let buttonList = [...buttons]
 
-    return buttonList.sort((a, b) => a.weight - b.weight);
-  }, [buttons, customButton]);
 
-  const handleButtonClick = (key: string, item: ButtonItem) => {
+    return buttonList?.sort((a, b) => a.weight - b.weight);
+  }, [buttons]);
+
+  const handleButtonClick = (key: string, item: IButtonItem) => {
     setActiveKey(activeKey === key ? null : key);
-    if (!item.children ) {
+    if (!item.children) {
       item.onClick();
     }
   };
 
+  useEffect(() => {
+    // 如果获取不到 需要居中的
+    if (!centerButtonRef) return
+    // 获取 buttonList 宽度
+    const buttonListWidth: number = buttonListRef.current?.offsetWidth as number;
+    // 获取 centerButton 宽度
+    const centerButtonWidth: number = centerButtonRef.current?.offsetWidth as number
+    // 获取 buttonList 相对视口左偏移量
+    const buttonListOffset: number = buttonListRef.current?.offsetLeft as number
+    // 获取 buttonList 中心点 距视口左边距离
+    const buttonListCenterOffset = buttonListOffset + buttonListWidth / 2
+    // 获取 centerButton 中心点 相对视口左偏移量
+    const centerButtonOffset: number = centerButtonRef.current?.offsetLeft as number + centerButtonWidth / 2
+    /*
+     计算 centerButton 修正距离
+     用 buttonList 中心点 距视口左边距离 - centerButton 中心点 相对视口左偏移量 
+     作为 buttonListWrap marginLeft 修正距离 
+    */
+
+     // 这里为什么要 * 2  由于 justify-content: center;  marginLeft 需要 * 2才是 正确的值   具体原因 还在研究
+    const buttonListWrapMarginLeft = (buttonListCenterOffset - centerButtonOffset) * 2
+    setButtonListWrapMarginLeft(buttonListWrapMarginLeft)
+
+  }, [])
+
+
+
+
   return (
-    <div className={componentName}>
-      <Row gutter={gutter}>
-        {sortedButtons.map((item) => (
-          <Col key={item.key} >
+    <div className={componentName} ref={buttonListRef}>
+      <Row gutter={gutter} className={`${componentName}-list-wrap`} style={{ marginLeft: buttonListWrapMarginLeft }} >
+        {sortedButtons?.map((item) => (
+          <Col key={item.key} ref={item?.isCenter ? centerButtonRef : undefined}  >
             {item.children ? (
               <Dropdown
                 menu={{
@@ -59,15 +88,20 @@ const ButtonList: React.FC<Props> = (Props) => {
                   })),
                 }}
                 open={activeKey === item.key}
-                onOpenChange={(visible:boolean) => {
+                onOpenChange={(visible: boolean) => {
                   if (!visible) setActiveKey(null);
                 }}
                 trigger={['click']}
               >
-                <Button   type="text" icon={item.icon} onClick={() => handleButtonClick(item.key, item)}>{item.text}</Button>
+                <Button type="text" icon={item.icon} onClick={() => handleButtonClick(item.key, item)}>{item.text}</Button>
               </Dropdown>
             ) : (
-              <Button   type="text" icon={item.icon} onClick={() => handleButtonClick(item.key, item)}>{item.text}</Button>
+              <Button type="text"
+                icon={item.icon}
+                onClick={() => handleButtonClick(item.key, item)}
+              >
+                {item.text}
+              </Button>
             )}
           </Col>
         ))}
diff --git a/packages/meta/src/ButtonList/demo/base.tsx b/packages/meta/src/ButtonList/demo/base.tsx
new file mode 100644
index 0000000..fd7f191
--- /dev/null
+++ b/packages/meta/src/ButtonList/demo/base.tsx
@@ -0,0 +1,69 @@
+import React, { useState, useMemo } from 'react';
+import { Space } from 'antd'
+import { DownloadOutlined } from '@ant-design/icons';
+import { ButtonList } from '@zhst/meta'
+import { ButtonListProps } from '../ButtonList';
+import "./index.less"
+
+export default () => {
+    const [isPlay, setIsPlay] = useState(true);
+
+    const props: ButtonListProps = useMemo(() => {
+        return {
+            buttons: [
+                {
+                    key: 'button1',
+                    text: '一级按钮1',
+                    onClick: () => console.log('一级按钮1被点击'),
+                    children: [
+                        { key: 'subButton1-1', text: '二级按钮1-1', onClick: () => console.log('二级按钮1-1被点击'), icon: <DownloadOutlined /> },
+                        { key: 'subButton1-2', text: '二级按钮1-2', onClick: () => console.log('二级按钮1-2被点击') },
+                    ],
+                    weight: 1,
+                    // icon:<DownloadOutlined />,
+                },
+                {
+                    key: 'button2',
+                    text: '一级按钮2',
+                    onClick: () => console.log('一级按钮2被点击'),
+                    weight: 2,
+                },
+                {
+                    key: '播放',
+                    text: isPlay ? '播放按钮' : '图片按钮',
+                    onClick: () => { setIsPlay(!isPlay) },
+                    weight: 3,
+                    isCenter: true
+                },
+                {
+                    key: 'button3',
+                    text: '一级按钮3',
+                    onClick: () => console.log('一级按钮3被点击'),
+                    weight: 3,
+                },
+                {
+                    key: 'button4',
+                    text: '一级按钮4',
+                    onClick: () => console.log('一级按钮4被点击'),
+                    weight: 4,
+                    // isCenter: true
+
+                },
+                {
+                    key: 'button5',
+                    text: '一级按钮5',
+                    onClick: () => console.log('一级按钮5被点击'),
+                    children: [
+                        { key: 'subButton5-1', text: '二级按钮5-1', onClick: () => console.log('二级按钮5-1被点击') },
+                    ],
+                    weight: 5,
+                },
+            ],
+        }
+    }, [isPlay])
+    return (
+        <Space size={[8, 16]} direction="vertical">
+            <ButtonList  {...props} />
+        </Space>
+    )
+}
\ No newline at end of file
diff --git a/packages/meta/src/ButtonList/demo/index.less b/packages/meta/src/ButtonList/demo/index.less
new file mode 100644
index 0000000..8e145ab
--- /dev/null
+++ b/packages/meta/src/ButtonList/demo/index.less
@@ -0,0 +1,5 @@
+#buttonlist-demo-base {
+    .dumi-default-previewer-demo>div {
+        width: 100%;
+    }
+}
\ No newline at end of file
diff --git a/packages/meta/src/ButtonList/index.less b/packages/meta/src/ButtonList/index.less
index a0eae06..3ec235b 100644
--- a/packages/meta/src/ButtonList/index.less
+++ b/packages/meta/src/ButtonList/index.less
@@ -1,10 +1,11 @@
 
-
-
-
 .zhst-button-list {
+    width: 100%;
+    display: flex;
+    justify-content: center;
+
     .ant-btn-text:hover{
-        background: none !important;
+        background: none !important ;
         color: #247fdb !important;
     }
 }
diff --git a/packages/meta/src/ButtonList/index.md b/packages/meta/src/ButtonList/index.md
index 13e4592..980fd8c 100644
--- a/packages/meta/src/ButtonList/index.md
+++ b/packages/meta/src/ButtonList/index.md
@@ -7,78 +7,7 @@ title: ButtonList 按钮列表组件
 
 # ButtonList 按钮列表组件
 
-```jsx
-import React, { useState, useRef ,useMemo} from 'react';
-import { Button, Space } from 'antd'
-import { DownloadOutlined } from '@ant-design/icons';
-import { ButtonList } from '@zhst/meta'
-
-  
-  
-
-
-export default () => {
-const [isPlay,setIsPlay] = useState(true);
-
-const props = useMemo(() => {
-  return {
-        buttons: [
-            {
-              key: 'button1',
-              text: '一级按钮1',
-              onClick: () => console.log('一级按钮1被点击'),
-              children: [
-                { key: 'subButton1-1', text: '二级按钮1-1', onClick: () => console.log('二级按钮1-1被点击') , icon:<DownloadOutlined /> },
-                { key: 'subButton1-2', text: '二级按钮1-2', onClick: () => console.log('二级按钮1-2被点击') },
-              ],
-              weight: 1,
-              // icon:<DownloadOutlined />,
-            },
-            {
-              key: 'button2',
-              text: '一级按钮2',
-              onClick: () => console.log('一级按钮2被点击'),
-              children: null,
-              weight: 2,
-            },
-            {
-              key: 'button3',
-              text: '一级按钮3',
-              onClick: () => console.log('一级按钮3被点击'),
-              children: null,
-              weight: 3,
-            },
-            {
-              key: 'button4',
-              text: '一级按钮4',
-              onClick: () => console.log('一级按钮4被点击'),
-              weight: 4,
-            },
-            {
-              key: 'button5',
-              text: '一级按钮5' ,
-              onClick: () => console.log('一级按钮5被点击'),
-              children: [
-                { key: 'subButton5-1', text: '二级按钮5-1', onClick: () => console.log('二级按钮5-1被点击') },
-              ],
-              weight: 5,
-            },
-        ],
-      customButton:
-            {
-              key: '播放',
-              text: isPlay ? '播放按钮' : '图片按钮',
-              onClick: () => {setIsPlay(!isPlay)},
-              weight: 3.5,
-            }
-}},[isPlay])
-  return (
-    <Space size={[8, 16]} direction="vertical">
-      <ButtonList  {...props}/>
-    </Space>
-  )
-}
-```
+<code src="./demo/base.tsx"></code>
 
 ## API