案例--鼠标跟随

九幽玄天神君

于 2024-11-10 22:10:01 发布

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分类专栏： b站kerwin前端教程自学笔记持续更新... 文章标签： chrome javascript css3 html5 css html 前端

本文链接：https://blog.youkuaiyun.com/weixin_58694594/article/details/143667960

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        #box{
            width: 200px;
            height: 50px;
            background: yellow;
            position: relative;
        }
        #box p {
            width: 300px;
            height: 200px;
            background-color: red; 
            position: absolute;
            left: 100px;
            top: 100px;
            display: none;
            pointer-events: none;
        }
    </style>
</head>
<body>
    <div id="box">
        我的头像
        <p>
            我的介绍
        </p>
    </div>
    <script>
        box.onmouseover = function(){
            this.firstElementChild.style.display = "block"
        }
        box.onmouseout = function(){
            this.firstElementChild.style.display = "none"
        }
        box.onmousemove = function(evt){
            this.firstElementChild.style.left = evt.offsetX + "px"
            this.firstElementChild.style.top = evt.offsetY + "px"
        }
    </script>
</body>
</html>