update button and age selection

app.py

@@ -94,17 +94,17 @@ st.sidebar.title("Step 1 - Add Markers")
 col1, col2, col3 = st.sidebar.columns(3)
 
 with col1:
-    if st.button(":red[Start]", key="start-button", use_container_width=True):
+    if st.button(":red[Start]", key="start-button", help="Place a marker on the corresponding map location",  use_container_width=True):
         st.session_state['point_type'] = 'start'
         st.sidebar.markdown('<div class="start-button">Start</div>', unsafe_allow_html=True)
 
 with col2:
-    if st.button(":orange[Lost]", key="lost-button", use_container_width=True):
+    if st.button(":orange[Lost]", key="lost-button", help="Place a marker on the corresponding map location", use_container_width=True):
         st.session_state['point_type'] = 'lost'
         st.sidebar.markdown('<div class="lost-button">Lost</div>', unsafe_allow_html=True)
 
 with col3:
-    if st.button(":blue[End]", key="end-button", use_container_width=True):
+    if st.button(":blue[End]", key="end-button", help="Place a marker on the corresponding map location",  use_container_width=True):
         st.session_state['point_type'] = 'end'
         st.sidebar.markdown('<div class="end-button">End</div>', unsafe_allow_html=True)
 
@@ -136,14 +136,16 @@ if new_coords:
         st_folium(folium_map, width="100%", height=800)
 
 if all(st.session_state['points'].values()) and not st.session_state['survey']:
-    if st.sidebar.button("Proceed to Survey :question:"):
+    if st.sidebar.button("**Proceed to Survey** :question:", use_container_width=True):
         st.session_state['survey'] = True
 else:
+    st.sidebar.title("Step 2 - Survey Questions")
     st.sidebar.warning("Please add start, lost, and end points before proceeding to the survey questions.")
-st.sidebar.title("Step 2 - Survey Questions")
+
 
 if st.session_state['survey']:
-    age = st.sidebar.selectbox("Age", list(range(10, 101, 10)))
+    st.sidebar.title("Step 2 - Survey Questions")
+    age = st.sidebar.selectbox("Age", ["18-25","25-35","35-45","45-55","55-65","65+"])
     gender = st.sidebar.radio("Gender", ["Male", "Female", "Other", "Prefer not to say"])
     transport = st.sidebar.radio("Mode of Transport", ["Walk", "Car", "Bike", "Train", "Other", "Multi"])
     multi_transport = st.sidebar.multiselect("If Multi, select modes used", ["Walk", "Car", "Bike", "Train", "Other"]) if transport == "Multi" else []