CSS下划线展开效果
文章描述:
css鼠标放上去下划线展开效果
html
<div id="underline"></div>
css
#underline {
width:200px;
height:50px;
background:#ddd;
margin:20px;
position:relative;
}
#underline:after {
content:"";
width:0;
height:1px;
background:red;
position:absolute;
bottom:0;
left:0;
transition:all.8s;
}
#underline:hover:after {
left:0%;
width:100%;
}
发布时间:2021/07/27
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