diff --git a/README.md b/README.md
index 49fbd0f..b791d97 100644
--- a/README.md
+++ b/README.md
@@ -20,8 +20,8 @@ python3 serve.py
 
 ## Preview
 <p>
-  <img src="https://user-images.githubusercontent.com/40023234/233871824-91d1f4e2-1966-4308-b4e1-08269c57fcf4.png" width="500">
-  <img src="https://user-images.githubusercontent.com/40023234/233871825-4d7abd29-8829-4964-b166-a28290eb8731.png" width="500">
+  <img src="https://user-images.githubusercontent.com/40023234/233871824-91d1f4e2-1966-4308-b4e1-08269c57fcf4.png" width="400">
+  <img src="https://user-images.githubusercontent.com/40023234/233871825-4d7abd29-8829-4964-b166-a28290eb8731.png" width="400">
 </p>
 
 ## ToDo