<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title></title> </head> <style> .box{width:100px;height:200px;background:orange;border:2px solid #ccc;display: table;} .box a{display:table-cell;vertical-align:middle;} </style> <body> <div class="box"><a href="#">这是一些内容吧这是一些内容吧</a></div> </body> </html>