Reduce margin spacing for better layout compactness

- Reduce main header margin-bottom from 10px to 1px
- Adjust logo spacing from -25px to -1px margin-top
- Update footer margin-top from 5px to 1px
- Improve overall vertical spacing and layout density

app/streamlit_app.py

@@ -621,7 +621,7 @@ def main():
         color: #0B3B0B;
         font-family: 'Georgia', serif;
         font-weight: bold;
-        margin-bottom: 10px;
+        margin-bottom: 1px;
     }
     
     /* Logo styling for better centering and responsiveness */
@@ -747,7 +747,7 @@ def main():
         st.write("")  # Empty space
     
     # Reduce spacing after logo
-    st.markdown('<div style="margin-top: -25px;"></div>', unsafe_allow_html=True)
+    st.markdown('<div style="margin-top: -1px;"></div>', unsafe_allow_html=True)
     
     # Initialize session state for step-based flow
     if 'current_step' not in st.session_state:
@@ -817,7 +817,7 @@ def main():
     st.markdown("---")
     # Footer with website link
     st.markdown(
-        '<div style="text-align: center; margin-top: 5px; margin-bottom: 1px;">'
+        '<div style="text-align: center; margin-top: 1px; margin-bottom: 1px;">'
         '<a href="https://par-ityproject.org" target="_blank" style="color: #0B3B0B; text-decoration: none; font-size: 14px;">par-ityproject.org</a>'
         '</div>',
         unsafe_allow_html=True