CodePen Embed - CSS3 Box Shadow

<div class="bloco">
  <!--Algum texto ou imagem aqui!!-->
</div>

.bloco {
  margin: 20px;
  width:200px;
  height:150px; 
  border: solid 1px #555; 
  background-color: #eee; 
  box-shadow: inset -10px 10px rgba(0,0,0,0.6);
  -webkit-box-shadow: inset -10px 10px rgba(0,0,0,0.6);
}

This Pen is owned by HTML e CSS Pro on CodePen.

See more by @htmlecsspro on CodePen

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.