Update app.py

app.py

@@ -86,9 +86,10 @@ def main():
                 height: 400px;
                 overflow-y: auto;
                 padding: 10px;
+                color: white; /* Font color */
             }
             .user-bubble {
-                background-color: #DCF8C6;
+                background-color: #1f1f1f; /* Darker background color */
                 align-self: flex-end;
                 border-radius: 10px;
                 padding: 8px;
@@ -97,7 +98,7 @@ def main():
                 word-wrap: break-word;
             }
             .bot-bubble {
-                background-color: #E0E0E0;
+                background-color: #363636; /* Slightly lighter background color */
                 align-self: flex-start;
                 border-radius: 10px;
                 padding: 8px;