Paste the following code to quickly open the build Bootstrap:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css"> </head> <body> <script src="jquery-3.2.1.min.js"></script> <script src="bootstrap/js/bootstrap.min.js"></script> </body> </html>