Update app.py

app.py

@@ -778,8 +778,8 @@ if st.session_state.show_preview_modal:
 st.markdown("""
 <br><br><br>
 <hr>
-<div style='text-align:center;color:#6b7280;font-size:0.8em;'>
+<div style='text-align:center;color:#6b7280;font-size:1.0em;'>
     © 2024 Smart Thinking AI-Solutions Team. All rights reserved.<br>
-    Contact: smartthinking@smartthinking.com.sa
+    Contact: <a href="mailto:smartthinking@smartthinking.com.sa">smartthinking@smartthinking.com.sa</a>
 </div>
 """, unsafe_allow_html=True)