Update pages/Data Collection.py

pages/Data Collection.py

@@ -135,9 +135,11 @@ if st.session_state.current_page == "main":
         """, unsafe_allow_html=True)
 
         st.write("Click to explore Structured Data Formats:")
-        if st.button("Explore Excel"):
+    with col1:
+        if st.button("📊 Explore Excel"):
             navigate_to("explore_excel")
 
+
     elif data_type == "Unstructured Data":
         st.markdown("""
             <div style="text-align: left; margin-top: 20px;">
@@ -460,29 +462,17 @@ if st.session_state.current_page == "explore_excel":
     print(data.head())
     """, language="python")
 
-    
+        
     col1, col2 = st.columns(2)
     
     with col1:
-        st.markdown("""
-            <a href="https://colab.research.google.com/drive/1qSWM2h-_ND9Nv7GVW9q5onpdcrlFauHc?usp=sharing" target="_blank">
-                <button style="background-color: #FFFFFF; color: black; border: none; padding: 10px 20px; text-align: center; text-decoration: none; font-size: 16px; border-radius: 5px; cursor: pointer;">
-                    Open Google Colab File
-                </button>
-            </a>
-        """, unsafe_allow_html=True)
+        if st.button("Open Google Colab File"):
+            st.write("[Click here to open Colab](https://colab.research.google.com/drive/1qSWM2h-_ND9Nv7GVW9q5onpdcrlFauHc?usp=sharing)")
     
     with col2:
-        st.markdown("""
-            <a href="#" onclick="window.history.back(); return false;">
-                <button style="background-color: #FFFFFF; color: black; border: none; padding: 10px 20px; text-align: center; text-decoration: none; font-size: 16px; border-radius: 5px; cursor: pointer;">
-                    ⬅️ Back to Previous Page
-                </button>
-            </a>
-        """, unsafe_allow_html=True)
-
+        if st.button("⬅️ Back to Previous Page"):
+            st.session_state.current_page = "main"  # Redirect to the "main" page
 
-    
 
 elif st.session_state.current_page == "explore_images_video":
     st.markdown("""