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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Bootstrap 4 Common Alert Messages</title> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css"> <script src="https://code.jquery.com/jquery-3.5.1.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/js/bootstrap.bundle.min.js"></script> <style> .bs-example{ margin: 20px; } </style> </head> <body> <div class="bs-example"> <!-- Success Alert --> <div class="alert alert-success alert-dismissible fade show"> <strong>Success!</strong> Your message has been sent successfully. <button type="button" class="close" data-dismiss="alert">×</button> </div> <!-- Error Alert --> <div class="alert alert-danger alert-dismissible fade show"> <strong>Error!</strong> A problem has been occurred while submitting your data. <button type="button" class="close" data-dismiss="alert">×</button> </div> <!-- Warning Alert --> <div class="alert alert-warning alert-dismissible fade show"> <strong>Warning!</strong> There was a problem with your network connection. <button type="button" class="close" data-dismiss="alert">×</button> </div> <!-- Info Alert --> <div class="alert alert-info alert-dismissible fade show"> <strong>Info!</strong> Please read the comments carefully. <button type="button" class="close" data-dismiss="alert">×</button> </div> </div> </body> </html>
