W3School TIY
编辑您的代码：
<html> <head> <script type="text/javascript" src="../jquery/jquery.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function(){ $("p").css({ "color":"white", "background-color":"#98bf21", "font-family":"Arial", "font-size":"20px", "padding":"5px" }); }); }); </script> </head> <body> <p>This is a paragraph.</p> <p>This is another paragraph.</p> <button type="button">改变段落的样式</button> </body> </html>
查看结果: