Update app.py

app.py

@@ -375,8 +375,7 @@ def app():
     with st.session_state.start_col1:
         st.session_state.description = st.markdown('''
         <font color = 'grey'> An all-round teacher. A teaching assistant who really knows the subject. **Anything. Anywhere. All at once.** </font> :100:
-        
-        Github Repo: https://github.com/Siyuan-Harry/OmniTutor 
+    
 
         ### ✨ Key features