.placa_container{
 display: block; 
 float: right; 
 position: relative; 
 bottom: 15px; 
 left: 14px; 
 margin: -5px -5px;
 }

.placa_image {
position: relative; 
width: 100%; 
height: 100%;
z-index: 2; 

}
.badge_image:hover{
opacity:0.6;
filter:alpha(opacity=60); /* For IE8 and earlier */
}