效果展示
代码
<!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>
.avatar {
position: relative;
width: 200px;
}
.avatar img {
display: block;
width: 200px;
height: 200px;
padding: 3px;
background: #fff;
border: 1px solid #d5d5d5;
}
.avatar .mask {
display: none;
position: absolute;
left: 4px;
bottom: 4px;
background: #8e8e8e;
opacity: 0.8;
width: 200px;
height: 30px;
}
.avatar .mask a {
display: block;
text-align: center;
line-height: 30px;
color: #fff;
}
</style>
</head>
<body>
<div class="avatar">
<img src="./imgs/sheep.jpg" alt="">
<div class="mask">
<a href="#">更换头像</a>
</div>
</div>
<script>
let avatar = document.querySelector('.avatar')
let mask = document.querySelector('.mask')
// mouseover鼠标移入
avatar.addEventListener('mouseover', () => {
mask.style.display = 'block'
})
// mouseout鼠标移出
avatar.addEventListener('mouseout', () => {
mask.style.display = 'none'
})
</script>
</body>
</html>