countdown_timer/index.html at main · sagarverma2602/countdown_timer · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Countdown Timer</title>

    <!-- Add Bootstrap CSS CDN link -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">

    <!-- Link to your custom CSS file -->
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="container mt-5">
        <div class="jumbotron">
            <h1 class="display-4">Countdown Timer</h1>
            <div class="row">
                <div class="col-md-6 offset-md-3">
                    <div class="input-group mb-3">
                        <label for="timer-input" class="sr-only">Set Timer (seconds):</label>
                        <input type="number" id="timer-input" class="form-control" min="1" value="60">
                        <div class="input-group-append">
                            <button id="start-btn" class="btn btn-primary">Start</button>
                            <button id="stop-btn" class="btn btn-danger" disabled>Stop</button>
                        </div>
                    </div>
                    <div class="timer-display">
                        <p id="timer" class="display-4">0:00</p>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Add Bootstrap JS and Popper.js CDN links -->
    <script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.5.4/dist/umd/popper.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>

    <script src="script.js"></script>
</body>
</html>