Download Time Calculator

Download time Calculator html code not need java or css can work offline create txt file on pc rename it html

<!DOCTYPE html>
<html>
<head>
    <title>Davide Spagocci Download Time Calculator internet Files GB Mbps</title>
</head>
<body>
    <h1>Davide Spagocci Download Time Calculator internet Files GB Mbps</h1>
    <form>
        <label for="file-size">File Size (GB):</label>
        <input type="number" id="file-size" step="0.1" required>
        <br>
        <label for="download-speed">Download Speed (Mbps):</label>
        <input type="number" id="download-speed" step="0.1" required>
        <br>
        <button type="button" onclick="calculateDownloadTime()">Calculate</button>
    </form>
    <div id="result"></div>

    <script>
        function calculateDownloadTime() {
            var fileSize = parseFloat(document.getElementById("file-size").value);
            var downloadSpeed = parseFloat(document.getElementById("download-speed").value);

            var downloadTime = fileSize * 1024 / (downloadSpeed / 8);
            var hours = Math.floor(downloadTime / 3600);
            var minutes = Math.floor((downloadTime % 3600) / 60);
            var seconds = Math.floor(downloadTime % 60);

            var result = document.getElementById("result");
            result.innerHTML = "Download Time: " + hours + " hours, " + minutes + " minutes, " + seconds + " seconds";
        }
    </script>
</body>
</html>