Update pages/Data Collection.py

pages/Data Collection.py

@@ -460,20 +460,26 @@ if st.session_state.current_page == "explore_excel":
     print(data.head())
     """, language="python")
 
-
-    st.markdown("""
-        <a href="https://colab.research.google.com/drive/1qSWM2h-_ND9Nv7GVW9q5onpdcrlFauHc?usp=sharing" target="_blank">
-            <button style="background-color: #4CAF50; color: white; border: none; padding: 10px 20px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; border-radius: 5px;">
-                Open Google Colab File
-            </button>
-        </a>
-    """, unsafe_allow_html=True)
-
-
-    col1 = st.columns(1)[0]  # Access the first (and only) column from the list of columns
+    
+    col1, col2 = st.columns(2)
+    
     with col1:
-        if st.button("⬅️ Back to Previous Page"):
-            navigate_to("main")
+        st.markdown("""
+            <a href="https://colab.research.google.com/drive/1qSWM2h-_ND9Nv7GVW9q5onpdcrlFauHc?usp=sharing" target="_blank">
+                <button style="background-color: #808080; color: white; 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)
+    
+    with col2:
+        st.markdown("""
+            <a href="#" onclick="window.history.back(); return false;">
+                <button style="background-color: #007BFF; color: white; 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)