Update app.py

app.py

@@ -129,20 +129,22 @@ css = """
 
 /* Gallery Styles */
 #gallery {
+    display: flex;
+    justify-content: center; /* Center horizontally */
+    align-items: center; /* Center vertically */
     /* [Existing styles] */
     border-radius: 12px; /* Rounded corners for the gallery */
 }
 
 /* Automatically adjust photo size */
 #gallery img {
-    max-width: 100%; /* Ảnh không vượt quá 100% chiều rộng của #gallery */
-    height: auto; /* Giữ tỷ lệ khung hình */
+    max-width: 50%; /* Images don't exceed 50% of the gallery's width */
+    height: auto; /* Maintain aspect ratio */
 }
 
-
 /* Reduce image size */
 .gradio-container img {
-    max-width: 50%; /* Adjust the percentage to make images smaller */
+    max-width: 50%; /* Images don't exceed 50% of the gallery's width */
     height: auto; /* Maintain aspect ratio */
 }
 """