<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: 0px -10px 5px rgba(31, 73, 125, 0.8),0px 10px 5px rgba(31, 73, 125, 0.8);
  -webkit-box-shadow: 0px -10px 5px rgba(31, 73, 125, 0.8),0px 10px 5px rgba(31, 73, 125, 0.8);
}

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