Update app.py

app.py

@@ -39,6 +39,30 @@ def login_page():
 
 # --- Quiz Application ---
 def quiz_app():
+    # CSS to make sidebar appear on hover
+    st.markdown(
+        """
+        <style>
+            [data-testid="stSidebar"] {
+                visibility: hidden;
+                width: 0px;
+            }
+            [data-testid="stAppView"]:hover [data-testid="stSidebar"] {
+                visibility: visible;
+                width: 250px; /* Adjust as needed */
+            }
+             [data-testid="stAppView"] {
+                transition: margin-left 0.3s ease; /* Smooth transition for content shift */
+                margin-left: 0px;
+            }
+            [data-testid="stAppView"]:hover {
+                margin-left: 250px; /* Adjust to sidebar width */
+            }
+        </style>
+        """,
+        unsafe_allow_html=True,
+    )
+
     st.title("Interactive Multiple Choice Quiz Generator")
     st.markdown(f"Powered by {st.session_state.selected_api}")