CodePen Embed - 属性选择器配合伪元素做下载提示

Live

 
<p>
    这是一段描述性文字 <a href="https://www.xxx.com/logo.png" download="logo">logo</a>，中间嵌入一个 a 标签
</p>

Live

​x
 
body {
    padding: 10px;
}
​
p {
    font-size: 18px;
}
​
[download] {
    position: relative;
    color: hotpink;
}
​
[download]:hover::before {
    content: "点击可下载此资源！";
    position: absolute;
    bottom: -30px;
    left: 10px;
    width: 128px;
    padding: 5px;
    font-size: 14px;
    color: #ffcc00;
    background: #333;
}
​

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