শতাংশ ক্যালকুলেটর
গণনা করুন
body {
font-family: Arial, sans-serif;
text-align: center;
margin: 50px;
}
.container {
max-width: 400px;
margin: auto;
padding: 20px;
border: 1px solid #ddd;
border-radius: 5px;
box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
}
input {
width: 100%;
padding: 10px;
margin: 10px 0;
border: 1px solid #ccc;
border-radius: 5px;
}
button {
padding: 10px 20px;
background-color: #28a745;
color: white;
border: none;
border-radius: 5px;
cursor: pointer;
}
button:hover {
background-color: #218838;
}
#result {
margin-top: 15px;
font-weight: bold;
}
function calculatePercentage() {
let total = parseFloat(document.getElementById(‘total’).value);
let percentage = parseFloat(document.getElementById(‘percentage’).value);
if (!isNaN(total) && !isNaN(percentage)) {
let result = (total * percentage) / 100;
document.getElementById(‘result’).innerText = `${percentage}% এর ${total} হল ${result}`;
} else {
document.getElementById(‘result’).innerText = “দয়া করে সঠিক সংখ্যা লিখুন”;
}
}
Atiqur Rahman (Tushar) 