Show Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Bootstrap 4 Vertical Button Groups</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"> <div class="btn-group-vertical"> <a href="#" class="btn btn-primary">Home</a> <a href="#" class="btn btn-primary">About</a> <div class="btn-group"> <a href="#" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">Services</a> <div class="dropdown-menu"> <a class="dropdown-item" href="#">Web Design</a> <a class="dropdown-item" href="#">Web Development</a> </div> </div> </div> </div> </body> </html>