diff --git a/README.md b/README.md
index a0bab3cc78003e556cbc26e9eeea0732449d08e3..429a728095b3f6b78721c7c9b33b5d97bcb39077 100644
--- a/README.md
+++ b/README.md
@@ -12,15 +12,16 @@ Hello uni-app：演示uni-app框架的组件、接口、模板，
 
 你可以使用手机扫描下方`App码`下载iOS、Android原生安装包，也可以使用微信扫描`小程序码`，体验uni-app的小程序版本：
 
-<div style="display:flex;justify-content: space-around;">
+<div style="">
 	<div style="display:flex;align-items: center;flex-direction: column;">
-		<img src="//img.cdn.aliyun.dcloud.net.cn/guide/uniapp/app_download.png" width="200"/>
+		<img src="https://img.cdn.aliyun.dcloud.net.cn/guide/uniapp/app_download.png" width="150"/>
 		<span style="margin-top:15px;">App码</span>
 	</div>
 	<div style="display:flex;align-items: center;flex-direction: column;">
-		<img src="//img.cdn.aliyun.dcloud.net.cn/guide/uniapp/gh_33446d7f7a26_430.jpg" width="200"/>
+		<img src="https://img.cdn.aliyun.dcloud.net.cn/guide/uniapp/gh_33446d7f7a26_430.jpg" width="150"/>
 		<span style="margin-top:15px;">小程序码</span>
 	</div>
 </div>
 
+
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