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代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <style> .tooltip { position: relative; display: inline-block; border-bottom: 1px dotted black; } .tooltip .tooltiptext { visibility: hidden; width: 120px; background-color: black; color: #fff; text-align: center; border-radius: 6px; padding: 5px 0; /* 定位 */ position: absolute; z-index: 1; } .tooltip:hover .tooltiptext { visibility: visible; } </style> <body style="text-align:center;"> <div class="tooltip">鼠标移动到这 <span class="tooltiptext">提示文本</span> </div> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: