盒子内阴影
<!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: #938874;
}
.div {
width: 200px;
height: 200px;
">rgb(204, 204, 204,.5);
/* box-shadow: inset 5px 5px 10px #fff; */
box-shadow: inset 5px 5px 10px #fff;
/* 内阴影 */
}
</style>
</head>
<body>
<div class="div"></div>
</body>
</html>
