2 回答
杨魅力
TA贡献1811条经验 获得超6个赞
大致原理是一样的
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
.imgbox,.imgbox2{
width:200px;
height: 140px;
position:relative;
overflow: hidden;
}
img{
width:100%;
}
.imgbox:after{
position:absolute;
left: 0;
top:0;
display: block;
width:100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.5);
content: attr(data-text);
transition:all 0.4s ease;
transform: translateY(-100%);
color: #FFF;
}
.imgbox2:after,.imgbox2:before{
position:absolute;
left: 0;
display: block;
height: 50%;
background-color: rgba(0, 0, 0, 0.5);
transition:all 0.4s ease;
color: #FFF;
content: '';
width: 100%;
}
.imgbox2:before{
top: 0;
transform: translateY(-100%);
}
.imgbox2:after{
bottom:0;
transform: translateY(100%);
}
.imgbox:hover:after{
transform: translateY(0);
}
.imgbox2:hover:after{
transform: translateY(0);
}
.imgbox2:hover:before{
transform: translateY(0);
}
</style>
</head>
<body>
<div class="imgbox" data-text="我是文字">
<img src="./2.jpg" alt="">
</div>
<div class="imgbox2" data-text="我是文字">
<img src="./2.jpg" alt="">
</div>
</body>
</html>
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