Update app.py

app.py

@@ -251,6 +251,14 @@ def page_2():
         video_collection = st.session_state.video_collection
         st.success("Collections loaded successfully.")
 
+        st.markdown("""
+        <style> 
+        .stChatInputContainer > div {
+        background-color: #000000;
+        }
+        </style>
+        """, unsafe_allow_html=True)
+
         query = st.text_input("Enter your query", value="Example Query")
         if query:
             inputs = format_prompt_inputs(image_collection, text_collection, video_collection, query)