<!DOCTYPE html><html> <head> <meta charset="utf-8"> </head> <style type="text/css"> .wrap { width: 500px; height: 500px; margin: 0 auto; border: 1px solid blue; } .con { width: 80%; height: 100px; margin: 40px auto; border: 1px solid black; } /*必須在父級hover，相容：IE6+*/ .one:hover p { color: red; } /*標籤內要加data-title屬性，相容：IE9+*/ .two:hover::before { content: attr(data-title);/*取到data-title屬性的值*/ color: green; } .three:hover::after { content: attr(data-title);/*取到data-title屬性的值*/ color: blue; } </style> <body> <p> <p class="con one"> <span>滑鼠移進來</span> <p>顏色會變哦</p> </p> <p class="con two" data-title="看我七十二變"> <span>滑鼠移進來</span> <p>文字會變哦</p> </p> <p class="con three" data-title="看我七十二變"> <span>滑鼠移進來</span> <p>文字會變哦</p> </p> </p> </body></html>
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