thank.php

<!doctype html>
<html lang="en">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <meta name="description" content="">
    <meta name="author" content="Mark Otto, Jacob Thornton, and Bootstrap contributors">
    <meta name="generator" content="Jekyll v4.0.1">
    <title>Thank!</title>

    <link rel="canonical" href="https://getbootstrap.com/docs/4.5/examples/sign-in/">

    <!-- Bootstrap core CSS -->
    <link href="admin/assets/dist/css/bootstrap.css" rel="stylesheet">

    <!-- Custom styles for this template -->
    <link href="admin/css/login.css" rel="stylesheet">
</head>

<body>
    <div class="container">
        <div class="row">
            <div class="col-md-4 offset-md-4">
                <form class="form-login">

                    <div class="alert alert-success text-center" role="alert">Gửi thành công!</div>
                    <div class="text-center"><img class="mb-4" src="images/a.jpg" alt width="80" height="80"></div>


                    <div class="form-group">
                        <h3 class="text-center">Cảm ơn!</h3>
                    </div>
                    <div class="text-center">
                        <a href="index.php" class="btn btn-primary">Quay về trang chủ</a>
                    </div>
                </form>
            </div>
        </div>
    </div>

</body>

</html>