update button icons

pages/Ranking.py

@@ -144,12 +144,12 @@ class RankingApp:
                 # st.write(str(st.session_state.ranking))
             with control:
                 if st.session_state.counter[prompt_id] < batch_num - 1:
-                    st.button(":arrow_right:", key='next', on_click=self.next_batch, help='Next Batch', kwargs={'prompt_id': prompt_id})
+                    st.button(":arrow_right:", key='next', on_click=self.next_batch, help='Next Batch', kwargs={'prompt_id': prompt_id}, use_container_width=True)
                 else:
-                    st.button(":ballot_box_with_check:", key='finished', on_click=self.next_batch, help='Finished', kwargs={'prompt_id': prompt_id, 'progress': 'finished'})
+                    st.button(":heavy_check_mark:", key='finished', on_click=self.next_batch, help='Finished', kwargs={'prompt_id': prompt_id, 'progress': 'finished'}, use_container_width=True)
 
                 if st.session_state.counter[prompt_id] > 0:
-                    st.button(":arrow_left:", key='prev', on_click=self.prev_batch, help='Previous Batch', kwargs={'prompt_id': prompt_id})
+                    st.button(":arrow_left:", key='prev', on_click=self.prev_batch, help='Previous Batch', kwargs={'prompt_id': prompt_id}, use_container_width=True)
 
         elif st.session_state.progress[prompt_id] == 'finished':
             st.write('## You have ranked all models for this tag!')