diff --git a/docs/tutorial-basics/ttl-flash.md b/docs/tutorial-basics/ttl-flash.md
index a10d5c6..488f6cd 100644
--- a/docs/tutorial-basics/ttl-flash.md
+++ b/docs/tutorial-basics/ttl-flash.md
@@ -17,8 +17,7 @@ sidebar_position: 1
 | Windows    | [海兔工具Windows版](https://node2.histb.com/update/soft_init/hitool/HiTool-windows.7z)	 |	[海兔工具Windows版](https://node2.histb.com/update/soft_init/hitool/HiTool-windows.7z)   | 
 | Linux      | [海兔工具Linux版](https://node2.histb.com/update/soft_init/hitool/hitool_linux.tar.gz)| [海兔工具Linux版](https://node2.histb.com/update/soft_init/hitool/hitool_linux.tar.gz)| 
 
-![usb2ttl](/img/ch340.png) ![杜邦线](/img/hitool-ttl-line.png)
-
+<img src="/img/ch340.png" alt="usb2ttl" width="200" height="200"> <img src="/img/hitool-ttl-line.png" alt="杜邦线" width="200" height="200">
 
 ## 确认机顶盒reg名称