#cartella{
outline: none;
cursor: pointer;
text-align: center;
text-decoration: none;
font: bold 18px Arial, Helvetica, sans-serif;

border: solid 2px #FFD800;
width: 113px;
height: 85px;
background-image: url('../images/cartella1.png');
background-color: #E52B50
background-repeat: no-repeat;
background-position: center center;

-moz-border-radius: 5px;
-webkit-border-radius: 5px;
border-radius: 5px;

-moz-box-shadow: 0 1px 3px rgba(0,0,0,0.5);
-webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.5);
box-shadow: 0 1px 3px rgba(0,0,0,0.5);


}

#cartella:hover{
  background-image: url('../images/cartella2.png');
  border: solid 2px #66FF00;
}

#cartella:active {
  position: relative;
  top: 2px;
}