update app.py

app.py

@@ -33,8 +33,19 @@ if uploaded_file is not None:
     if keyword:
 
       
-        highlighted_text = full_text.replace(keyword, f"<mark>{keyword}</mark>")
+        highlighted_text = full_text.replace(keyword, f"<span class='highlight'>{keyword}</span>)")
         st.subheader("Highlighted Search Results")
+         # CSS styles for highlighting
+        st.markdown('''
+        <style>
+        .highlight {
+            background-color: yellow;
+            color: black;
+            padding: 0.2em;
+            border-radius: 4px;
+        }
+        </style>
+        ''', unsafe_allow_html=True)
         st.markdown(highlighted_text, unsafe_allow_html=True)
     else:
        st.subheader("Highlighted Search Results")