<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> table,td{ border:none; font-size: 14px; border-collapse: collapse; } table tr:hover{ background-color: #ccc; cursor: pointer; } table td{ border-top: 1px solid #ddd; padding: 10px; } </style> </head> <body> <table border="1"> <thead> <tr> <td>编号1</td> <td>标题2</td> <td>标题3</td> </tr> </thead> <tbody> <tr> <td>a</td> <td>helloworld</td> <td>helloworld</td> </tr> </tbody> <tooft> <tr> <td>b</td> <td>你好balabalabala</td> <td>你好balabalabala</td> </tr> </tooft> </table> </body> </html>