Update app.py

app.py

@@ -6,6 +6,21 @@ import plotly.graph_objects as go
 st.set_page_config(page_title="Interactive Gradient Descent Visualizer", layout="wide")
 st.markdown("<h1 style='text-align: center; color: grey;'> 🌟 Gradient Descent Visualizer</h1>", unsafe_allow_html=True)
 
+# Custom CSS for green button color
+st.markdown("""
+    <style>
+        .stButton>button {
+            background-color: #4CAF50;  /* Green color */
+            color: white;
+            border-radius: 5px;
+            padding: 10px 20px;
+            font-size: 16px;
+        }
+        .stButton>button:hover {
+            background-color: #45a049;  /* Darker green on hover */
+        }
+    </style>
+""", unsafe_allow_html=True)
 
 # Safe function evaluation
 def evaluate_function(expression, x_value):
@@ -54,7 +69,7 @@ left_col, right_col = st.columns([1, 2])  # 1 for left, 2 for right grid proport
 with left_col:
     st.markdown("### Input Your Function")
     function_input = st.text_input(
-        "Enter Function:Ex:'x**2'`np.sin(x)`,", 
+        "Enter Function:Ex:`Ex:'x**2`,`np.sin(x)`,", 
         "x**2 + x", 
         key="math_function", 
         on_change=reset_session_state