Center block
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Bootstrap 3 Helper Classes</title> <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css"> <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap-theme.min.css"> <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script> <style type="text/css"> .example{ margin: 20px; padding: 10px; background: #fffacd; border: 1px solid #000; } .center-block{ width: 50%; padding: 20px; background-color: #ccc; color: #fff; } </style> </head> <body> <div class="example"> <h2 class="text-center">Helper Classes - Author Hoài Minh</h2> <div class="center-block text-center"> Nội dung block nằm ngang ở giữa </div> </div> </body> </html>
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