Update app.py

app.py

@@ -42,6 +42,9 @@ css = """
 .message-bubble-border {
     border-radius: 6px !important;
 }
+.message-buttons {
+    justify-content: flex-end !important;
+}
 .message-buttons-bot, .message-buttons-user {
     right: 10px !important;
     left: auto !important;