diff --git a/page/demo.html b/page/demo.html
index 72743a3..c88d2d8 100644
--- a/page/demo.html
+++ b/page/demo.html
@@ -30,7 +30,7 @@ <h2 class="text-3xl font-semibold mb-8 text-center">Video Demo</h2>
     <section class="mb-12 w-full"></section>
     <h2 class="text-3xl font-semibold mb-8 text-center">Figure</h2>
     <div class="flex justify-center w-full">
-        <img src="assets/image/flowchart.png" alt="Demo Figure" class="w-full max-w-md rounded shadow-md">
+        <img src="assets/image/flowchart.png" alt="Demo Figure" class="w-full max-w-3xl rounded shadow-md">
     </div>
     </section>
 </div>
\ No newline at end of file