age calculator

<!DOCTYPE html>
<html>
<head>
	<title>Date of Birth Calculator</title>
	<style type="text/css">
		label, input, button {
			display: block;
			margin: 10px;
		}
	</style>
</head>
<body>
	<h1>Date of Birth Calculator</h1>
	<label for="birthdate">Enter your birthdate:</label>
	<input type="date" id="birthdate">
	<button onclick="calculateAge()">Calculate Age</button>
	<p id="result"></p>

	<script type="text/javascript">
		function calculateAge() {
			var birthdate = new Date(document.getElementById("birthdate").value);
			var today = new Date();
			var age = Math.floor((today - birthdate) / (365.25 * 24 * 60 * 60 * 1000));
			document.getElementById("result").innerHTML = "Your age is: " + age;
		}
	</script>
</body>
</html>

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