Bootstrap中的.alert-success类表示一个积极的操作。
您可以尝试运行以下代码来实现 Bootstrap-中的 alert-success 类
<!DOCTYPE html> <html> <head> <title>Bootstrap Example</title> <link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet"> <script src = "/scripts/jquery.min.js"></script> <script src = "/bootstrap/js/bootstrap.min.js"></script> </head> <body> <div class = "alert alert-success alert-dismissable"> <button type = "button" class = "close" data-dismiss = "alert" aria-hidden = "true"> × </button> Success! </div> </body> </html>