Update app.py

app.py

@@ -77,6 +77,10 @@ st.markdown(
         padding: 10px 20px;
         font-size: 18px;
     }
+    .button-style:active, .button-style:hover {
+        background-color: black;
+        color: #FF1493;
+    }
     </style>
     """,
     unsafe_allow_html=True,
@@ -107,13 +111,13 @@ with col1:
         step=0.01,
         key="learning_rate"
     )
-    if st.button("Setup", key="setup_button", help="Click to reset the function and starting point", 
+    if st.button("🛠️ Setup", key="setup_button", help="Click to reset the function and starting point", 
                  use_container_width=True, 
                  on_click=reset_state, 
                  args=(), 
                  kwargs={}):
         pass
-    if st.button("Next Iteration", key="next_iteration_button", help="Click to perform the next gradient descent iteration", 
+    if st.button("🔄 Next Iteration", key="next_iteration_button", help="Click to perform the next gradient descent iteration", 
                  use_container_width=True):
         try:
             grad = derivative(st.session_state.func_input, st.session_state.x)
@@ -181,7 +185,7 @@ with col2:
                 zerolinewidth=2,
                 showgrid=True,
                 gridcolor="lightgray",
-                range=[0, max(y_plot) + 10],
+                range=[-120, 120],  # Adjusted y-axis range
                 color="white"
             ),
             plot_bgcolor="black",