style changes

app.py

@@ -49,7 +49,6 @@ if __name__ == "__main__":
     
     st.write('''This demo showcases an AI-powered system designed to interpret and answer questions based on Title 21 of the Code of Federal Regulations, Part 1 (21 CFR 1). These regulations, governed by the U.S. Food and Drug Administration (FDA), cover general enforcement provisions related to food, drugs, and cosmetics. The system enables users to navigate complex regulatory text efficiently, providing accurate, context-aware answers to compliance and procedural queries.''')
     # Display logo
-    st.sidebar.markdown("---") # Add a separator
     st.sidebar.write('Click the button bellow to download the sample document')
     # Load the chatbot resources AND get the PDF path
     chatbot, pdf_file_path_for_download = load_resources()

style.css

@@ -89,4 +89,9 @@ body {
 	.st-emotion-cache-t1wise {
 		padding: 0 54px !important;
 	}
+}
+
+[data-testid="stSidebarContent"] {
+	border: 1px solid #C0CDF5 !important;
+	background: white !important;
 }