Update app.py

app.py

@@ -59,7 +59,7 @@ footer {
     max-width: 15cm;
 }
 .image-container {
-    aspect-ratio: 576 / 1024 !important;
+    aspect-ratio: """+width+"/"+height+""" !important;
 }
 .dropdown-arrow {
     display: none !important;