Update app.py

app.py

@@ -260,7 +260,7 @@ custom_css = """
 /* --- THE KEY FIX: Make the chatbot tall and scrollable --- */
 #chatbot {
     /* Use vh (viewport height) to make the chatbot take up most of the screen */
-    min-height: 70vh !important;
+    min-height: 60vh !important;
     background-color: white !important; /* Distinct white background */
     border: 1px solid #E5E7EB !important;
     border-radius: 12px !important;