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<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap 3 Increase Modal Width</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" crossorigin="anonymous"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" crossorigin="anonymous"></script> <style> body{ padding:15px; } </style> </head> <body> <div class="container"> <h1>Bootstrap 3 Increase Modal Width</h1> <p>Add the class <code>.modal-sm</code> for <b>small</b>, <code>.modal-lg</code> for <b>large</b>, add some CSS for <b>extra large</b>, and some CSS for <b>fullscreen</b> to the div containing class <code>.modal-dialog</code>.</p> <!-- SMALL Modal --> <button type="button" class="btn btn-primary" data-target="#MyModalSmall" data-toggle="modal">Small Modal</button> <!-- .modal --> <div class="modal fade" id="MyModalSmall"> <!-- Add .modal-sm for SMALL modal --> <div class="modal-dialog modal-sm"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">×</button> <h4 class="modal-title">Small Modal Heading</h4> </div> <div class="modal-body"> Are you sure you want to continue? </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <!-- LARGE Modal --> <button type="button" class="btn btn-primary" data-target="#MyModalLarge" data-toggle="modal">Large Modal</button> <!-- .modal --> <div class="modal fade" id="MyModalLarge"> <!-- Add .modal-lg for LARGE modal --> <div class="modal-dialog modal-lg"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">×</button> <h4 class="modal-title">Large Modal Heading</h4> </div> <div class="modal-body"> Are you sure you want to continue? </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <!-- EXTRA LARGE Modal --> <style> @media (min-width: 768px) { #MyModalExtraLarge .modal-dialog { width: 90%; max-width:1200px; } } </style> <button type="button" class="btn btn-primary" data-target="#MyModalExtraLarge" data-toggle="modal">Large Modal</button> <!-- .modal --> <div class="modal fade" id="MyModalExtraLarge"> <!-- Add .modal-lg for EXTRA LARGE modal --> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">×</button> <h4 class="modal-title">Extra Large Modal Heading</h4> </div> <div class="modal-body"> Are you sure you want to continue? </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> <!-- FULLSCREEN Modal --> <style> #MyModalFullscreen .modal-dialog { width: 100%; max-width: none; margin: 0; } #MyModalFullscreen .modal-content { height: 100vh; /* Full viewport height */ } </style> <button type="button" class="btn btn-primary" data-target="#MyModalFullscreen" data-toggle="modal">Fullscreen Modal</button> <!-- .modal --> <div class="modal fade" id="MyModalFullscreen"> <!-- Add .modal-lg for FULLSCREEN modal --> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">×</button> <h4 class="modal-title">Fullscreen Modal Heading</h4> </div> <div class="modal-body"> Are you sure you want to continue? </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> </div> </body> </html>
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