Update app.py

app.py

@@ -77,20 +77,20 @@ if 'messages' not in st.session_state:
     st.session_state.messages = [{'role': 'assistant', "content": 'Hello I am Pingu! Upload a PDF and ask me anything about its content.'}]
 
 # Define your custom icon
-custom_icon_url = "./custom_icon.jpeg"  # Adjust this to your icon's file path
+custom_icon_url = "custom_icon.jpeg"  # Adjust this to your icon's file path
 
 # CSS to customize the chatbot icon
 st.markdown(f"""
     <style>
-        .chat-container .stChatMessage.st-chat-bot {
+        .stChatMessage.st-chat-bot {{
             background-image: url({custom_icon_url});
-            background-size: contain;
+            background-size: 50px 50px; /* Adjust this value according to the icon size */
             background-repeat: no-repeat;
             background-position: left center;
             padding-left: 60px; /* Adjust this value according to the icon size */
-        }
+        }}
     </style>
-    """, unsafe_allow_html=True)
+    """, unsafe_allow_html=True
 
 with st.sidebar:
     st.title("Input")