<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
body {
background-color: lightblue;
padding: 100px;
}
li{
display: flex;
flex-direction: row;
align-items: center;
justify-content: center;
}
li > input {
width: 25px;
height: 25px;
display: none;
}
li:hover > input {
display: block;
}
</style>
</head>
<body>
<li>
<input type="checkbox">
<span>마우스를 올려봐!</span>
</li>
</body>
</html>display: none
으로 한 뒤
hover -> display: block
