源代码:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Wfuyu教程(wfuyu.com)</title> <style> a:link {background-color:#B2FF99;} /* unvisited link */ a:visited {background-color:#FFFF85;} /* visited link */ a:hover {background-color:#FF704D;} /* mouse over link */ a:active {background-color:#FF704D;} a:active {text-decoration:underline;} /* selected link */ </style> </head> <body> <p><b><a href="/css/" target="_blank">This is a link</a></b></p> <p><b>注意:</b> hover必须在:link和 a:visited之后定义才有效.</p> <p><b>注意:</b>active必须在hover之后定义是有效的.</p> </body> </html>
运行结果：