Update app.py

app.py

@@ -4,11 +4,53 @@ import math
 
 st.set_page_config(page_title="Enhanced Calculator", page_icon=":calculator:", layout="wide")
 
-# CSS styling (same as before)
+# Custom CSS for a more professional look
 st.markdown(
     """
     <style>
-    /* ... (CSS styles from previous response) ... */
+    body {
+        font-family: 'Arial', sans-serif; /* Modern font */
+        background-color: #f4f4f4; /* Light background */
+    }
+    .calculator-container {
+        border: 1px solid #ddd;
+        padding: 20px;
+        border-radius: 10px;
+        box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.1);
+        background-color: white;
+    }
+    .input-group {
+        margin-bottom: 15px;
+    }
+    .input-group label {
+        font-weight: bold;
+        margin-bottom: 5px;
+    }
+    .stButton>button {
+        background-color: #007bff; /* Blue button */
+        color: white;
+        padding: 12px 20px;
+        border: none;
+        border-radius: 5px;
+        cursor: pointer;
+        width: 100%; /* Full width button */
+    }
+    .stButton>button:hover {
+        background-color: #0056b3; /* Darker blue on hover */
+    }
+    .result-area {
+        margin-top: 20px;
+        padding: 15px;
+        border: 1px solid #ddd;
+        border-radius: 5px;
+        background-color: #f9f9f9;
+        font-size: 1.2em;
+        font-weight: bold;
+    }
+    .error-message {
+        color: red;
+        margin-top: 10px;
+    }
     </style>
     """,
     unsafe_allow_html=True,
@@ -16,24 +58,29 @@ st.markdown(
 
 st.title("Enhanced Calculator")
 
-# Layout with columns (same as before)
-col1, col2, col3 = st.columns([1, 1, 1])
+with st.container() as calculator_container:  # Enclose in a container for styling
 
-with col1:
-    st.subheader("Input Numbers")
-    num1 = st.number_input("First Number", value=0.0)
-    num2 = st.number_input("Second Number", value=0.0)
-    num3 = st.number_input("Third Number", value=0.0)
+    col1, col2 = st.columns([1, 1])  # Two columns for inputs and operations
 
-with col2:
-    st.subheader("Select Operation")
-    operation = st.selectbox(
-        "Operation",
-        ["+", "-", "*", "/", "Power", "Square Root", "Cube Root", "Average"],
-    )
+    with col1:
+        st.subheader("Input Numbers")
+        num1 = st.number_input("First Number", value=0.0)
+        num2 = st.number_input("Second Number", value=0.0)
+        num3 = st.number_input("Third Number", value=0.0)
+
+    with col2:
+        st.subheader("Select Operation")
+        operation = st.selectbox(
+            "Operation",
+            [
+                "+", "-", "*", "/", "Power", "Square Root", "Cube Root", "Average",
+                "Logarithm",  # Added Logarithm
+                "Sin", "Cos", "Tan",  # Added Trigonometric functions
+                "Absolute Value", #Added Absolute Value function
+                "Factorial" #Added Factorial function
+            ],
+        )
 
-with col3:
-    st.subheader("Result")
     if st.button("Calculate"):
         try:
             if operation == "+":
@@ -46,7 +93,7 @@ with col3:
                 if num2 == 0 or num3 == 0:
                     raise ZeroDivisionError("Division by zero is not allowed.")
                 else:
-                    result = num1 / num2 / num3  # Corrected division
+                    result = num1 / num2 / num3
             elif operation == "Power":
                 result = num1**num2
             elif operation == "Square Root":
@@ -58,13 +105,32 @@ with col3:
                 result = num1**(1/3)
             elif operation == "Average":
                 result = (num1 + num2 + num3) / 3
-            st.write(f"Result: {result}")
+            elif operation == "Logarithm":
+                if num1 <= 0:
+                    raise ValueError("Logarithm of a non-positive number is not allowed.")
+                else:
+                    result = math.log(num1)
+            elif operation == "Sin":
+                result = math.sin(math.radians(num1)) # Convert to radians
+            elif operation == "Cos":
+                result = math.cos(math.radians(num1)) # Convert to radians
+            elif operation == "Tan":
+                result = math.tan(math.radians(num1)) # Convert to radians
+            elif operation == "Absolute Value":
+                result = abs(num1)
+            elif operation == "Factorial":
+                if num1 < 0 or not num1.is_integer():
+                    raise ValueError("Factorial is only defined for non-negative integers.")
+                else:
+                     result = math.factorial(int(num1))
+
+            st.markdown(f"<div class='result-area'>Result: {result}</div>", unsafe_allow_html=True)
 
         except (ZeroDivisionError, ValueError) as e:
-            st.error(str(e))
+            st.markdown(f"<div class='error-message'>{str(e)}</div>", unsafe_allow_html=True)
         except Exception as e:
-            st.error(f"An error occurred: {e}")
+            st.markdown(f"<div class='error-message'>An error occurred: {e}</div>", unsafe_allow_html=True)
+
 
-# Footer (same as before)
 st.markdown("---")
 st.write("Made with Streamlit")