要将悬停颜色添加到表行的背景颜色，请使用Bootstrap中的.active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 = "container"> <h2>Student Information</h2> <table class="table"> <thead> <tr> <th>Student</th> <th>Subject</th> </tr> </thead> <tbody> <tr> <td>Tom</td> <td>Maths</td> </tr> <tr> <td>Amit</td> <td>Programming</td> </tr> <tr class = "active"> <td>Steve</td> <td>Java</td> </tr> </tbody> </table> </div> </body> </html>