请问son的hover命令 能实现test的隐藏和显示吗
<!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>
.father{
height: 500px;
width: 500px;
background-color: aquamarine;
}
.child{
height: 60px;
width: 60px;
margin-bottom: 20px;
background-color: blueviolet;
}
.sonOld:hover{
background-color: red;
}
.son:hover+.test {
display: block;
}
.test{
height: 50px;
width: 100px;
margin-bottom: 20px;
background-color: blue;
display: none;
}
</style>
</head>
<body>
<div class="father">
<div class="son child">
<div class="grandson">a</div>
<div class="grandsonOld">b</div>
<div class="granddaughter">c</div>
<div class="granddaughterOld">d</div>
</div>
<div class="sonOld child"></div>
<div class="daughter child"></div>
<div class="daughterOld child"></div>
<div class="test"></div>
</div>
</body>
</html>
