fix: 删除一些不和谐的配色

Author: nullptr-z

packages/core/src/Radio/README.md

@@ -16,7 +16,6 @@ function Demo() {
       <Radio>Radio</Radio>
       <Radio checked>Radio checked</Radio>
     </>
-
   );
 }
 
@@ -66,7 +65,7 @@ export default Demo
 
 ### 单选
 
-```jsx   mdx:preview
+```jsx mdx:preview&background=#bebebe29
 import React,  { useState } from 'react';
 import { View } from 'react-native';
 import { Radio } from '@uiw/react-native';

packages/core/src/Rating/README.md

@@ -46,7 +46,7 @@ export default Demo
 
 ### 默认选中及总数
 
-```jsx mdx:preview
+```jsx mdx:preview&background=#bebebe29
 import React from 'react';
 import { Rating, Icon } from '@uiw/react-native';
 function Demo() {
@@ -68,7 +68,7 @@ export default Demo
 
 ### 评分组件加上文案展示及样式修改
 
-```jsx mdx:preview
+```jsx mdx:preview&background=#bebebe29
 import React from 'react';
 import { Rating, Icon } from '@uiw/react-native';
 
@@ -83,7 +83,7 @@ export default Demo
 
 ### 只读
 
-```jsx mdx:preview
+```jsx mdx:preview&background=#bebebe29
 import React from 'react';
 import { Rating, Icon } from '@uiw/react-native';
 function Demo() {

packages/core/src/Slider/README.md

@@ -85,9 +85,9 @@ function Demo() {
     <Slider
       value={value}
       onChange={(cValue) => setValue(cValue)}
-      thumbTintColor="pink"
-      maximumTrackTintColor="pink"
-      minimumTrackTintColor="purple"
+      thumbTintColor="#008ef0"
+      maximumTrackTintColor="#333"
+      minimumTrackTintColor="white"
     />
   );
 }

packages/core/src/Switch/README.md

@@ -44,9 +44,9 @@ import React from 'react';
 function Demo() {
   return (
     <Switch
-      color="red"
-      thumbStyle={{backgroundColor: 'skyblue'}}
-      trackStyle={{backgroundColor: 'pink'}}
+      color="#008ef055"
+      thumbStyle={{backgroundColor: '#333a'}}
+      trackStyle={{backgroundColor: '#008ef0'}}
     />
   );
 }