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<!DOCTYPE html> <html> <head> <style> .pagination { display: inline-block; } .pagination a { color: black; float: left; padding: 8px 16px; text-decoration: none; transition: background-color .3s; } .pagination a.active { background-color: #4CAF50; color: white; } .pagination a:hover:not(.active) {background-color: #ddd;} </style> </head> <body> <h1>悬停时的过渡效果</h1> <p>请把鼠标移动到数字上。</p> <div class="pagination"> <a href="#">«</a> <a href="#">1</a> <a href="#" class="active">2</a> <a href="#">3</a> <a href="#">4</a> <a href="#">5</a> <a href="#">6</a> <a href="#">»</a> </div> </body> </html>