一个文字在一个图片上水平居中，并且悬浮变大特效
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
* {
padding: 0;
margin: 0;
}
img {
transition: all.5s;
-webkit-transition: all.5s;
-moz-transition: all.5s;
-ms-transition: all.5s;
-o-transition: all.5s;
transform: scale(1);
}
img:hover {
transform: scale(1.05);
}
.box {
position: relative;
310px;
height: 130px;
}
span {
position: absolute;
bottom: 0;
left: 50%;
transform: translate(-50%);
background-color: red;
}
</style>
</head>
<body>
<div class="box">
<img src="./img/renzheng-2.jpg" alt="">
<span>文字</span>
</div>
</body>
</html>