body {
            font-family: Arial, sans-serif;
            text-align: center;
            margin: 50px;
        }

        input {
            padding: 10px;
            margin: 10px;
            width: 200px;
        }

        button {
            padding: 10px;
            cursor: pointer;
        }

        #result {
            margin-top: 20px;
            font-weight: bold;
        }
    


    
Percentage Calculator

    Enter the number:
    

    Enter the percentage:
    

    Calculate

    

    [removed][removed]



Create a JavaScript file (e.g., calculator.js):
function calculatePercentage() {
    var number = parseFloat(document.getElementById('number').value);
    var percentage = parseFloat(document.getElementById('percentage').value);

    if (isNaN(number) || isNaN(percentage)) {
        alert("Please enter valid numbers");
        return;
    }

    var result = (percentage / 100) * number;

    document.getElementById('result')[removed] = "Result: " + result.toFixed(2) + "% of " + number + " is " + result.toFixed(2);
}