<html><head><style>a:visited { color: pink;}</style></head><body><h1>:visited 演示</h1><p>:visited 样式用于设置已访问链接的样式：</p><a href="https://www.w3school.com.cn">W3School 首页</a><br><a href="https://www.w3school.com.cn/html/">W3School HTML 教程</a><br><a href="https://www.w3school.com.cn/css/">W3School CSS 教程</a></body></html>