使用class center-block将元素设置为居中。
您可以尝试运行以下代码以将元素设置为居中
<!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 = "row"> <div class = "center-block" style = "width:200px; background-color:#ccc; color: white;"> Element at center </div> </div> </body> </html>