<div class="boxshadow"></div>
div{
margin:30px;
background:pink;
width:340px;
height:200px;
display:flex;
justify-content:center;
align-items:center;
}
.boxshadow{
box-shadow: 0 0 0 3px white inset,0 0 0 5px pink inset,0 0 0 9px white inset,0 2px 10px silver;
}
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.