Refine dataframe styling in Streamlit app for pitcher tab

- Added a positive set for 'K%' to enhance data representation.
- Simplified the background gradient application in the pitcher dataframe for improved visual clarity and consistency.

src/streamlit_app.py

@@ -124,6 +124,7 @@ with pitcher_tab:
         else:
             disp_raw = disp_raw[disp_raw['Set'] == 'RHH']
         disp_raw = disp_raw[['Names', 'DK_Salary', 'FD_Salary', 'Team', 'Opp', 'Opp_TT', 'Hand', 'K%', 'BB%', 'True AVG', 'xSLG', 'xBA', 'Hits', 'xHRs', 'xHR/PA']]
+        positive_set = ['K%']
         st.session_state['sp_disp_frame'] = disp_raw
     elif table_var_sp == 'League Aggregate Baselines':
         disp_raw = pitcher_agg
@@ -145,7 +146,7 @@ with pitcher_tab:
     sp_disp_container = sp_disp_container.empty()
     
     with sp_disp_container:
-        st.dataframe(st.session_state['sp_disp_frame'].style.background_gradient(axis=0).background_gradient(cmap='RdYlGn_r').background_gradient(cmap='RdYlGn', subset=['Strikeoutper', 'Strikeouts', 'K%']).format(precision=2), use_container_width = True, hide_index = True)
+        st.dataframe(st.session_state['sp_disp_frame'].style.background_gradient(axis=0).background_gradient(cmap='RdYlGn_r').format(precision=2), use_container_width = True, hide_index = True)
 
 with hitter_tab:
     with st.expander('Info and Display Options'):