Update app.py

app.py

@@ -9,7 +9,7 @@ from llama_index.query_engine import RetrieverQueryEngine
 from llama_index.vector_stores import PineconeVectorStore
 from llama_index.node_parser import SemanticSplitterNodeParser
 from llama_index.retrievers import VectorIndexRetriever
-from llama_index.prompts import user_template, bot_template, css
+from htmlTemplates import css, bot_template, user_template
 
 # Load environment variables
 load_dotenv()