1，如果想给盒子添加高度和宽度，默认是向哪个方向添加
<!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>
.son {
position: absolute;
width: 100px;
height: 100px;
background-color: pink;
}
.yeye {
position: relative;
width: 300px;
height: 300px;
background-color: rgb(148, 162, 162);
margin: 100px auto;
}
.yeye .son:hover {
width: 200px;
height: 200px;
}
</style>
</head>
<body>
<div class="yeye">
<div class="son"></div>
</div>
</body>
</html>
标签：color,前端,100px,height,width,yeye,son,疑问 From： https://www.cnblogs.com/zhtw/p/17157498.html