Update app.py

app.py

@@ -49,4 +49,46 @@ st.markdown("""
             background-color: rgba(255,255,255,0.85);
             border-left: 6px solid #28a745;
             padding: 15px;
-            font-size:
+            font-size: 20px;
+            border-radius: 10px;
+            text-align: center;
+            margin-top: 20px;
+        }
+    </style>
+""", unsafe_allow_html=True)
+
+# Streamlit app
+def main():
+    st.markdown('<div class="main-title">Insurance Cost Prediction App</div>', unsafe_allow_html=True)
+    st.markdown("##")
+
+    # Two row layout using columns
+    col1, col2, col3 = st.columns(3)
+    with col1:
+        age = st.number_input("Age", min_value=18, max_value=100, value=30)
+        bmi = st.number_input("BMI", min_value=10.0, max_value=50.0, value=25.0)
+
+    with col2:
+        sex = st.selectbox("Sex", encoder["sex"].classes_)
+        sex = encoder['sex'].transform([sex])[0]
+        children = st.number_input("Children", min_value=0, max_value=10, value=0)
+
+    with col3:
+        smoker = st.selectbox("Smoker", encoder['smoker'].classes_)
+        smoker = encoder['smoker'].transform([smoker])[0]
+        region = st.selectbox("Region", encoder['region'].classes_)
+        region = encoder['region'].transform([region])[0]
+
+    # Predict button
+    if st.button("Predict Insurance Cost"):
+        values = [age, sex, bmi, children, smoker, region]
+        predict = round(model.predict([values])[0], 2)
+
+        st.markdown(f"""
+            <div class='result-box'>
+                💰 <strong>Estimated Insurance Cost:</strong> <span style='color: #28a745;'>${predict}</span>
+            </div>
+        """, unsafe_allow_html=True)
+
+if __name__ == "__main__":
+    main()