.contenedor{
    position: relative;
    display: inline-block;
}
 
.texto-encima{
   position: absolute;
    width: 100%;
    background-color: rgba(0, 0, 0, .4);
    bottom: 0px;
    font-size: 20px;
}

.texto-abajo{
    position: absolute;
    background-color: rgba(250, 250, 250, .7);
    height:30px;
    top: -4px;
    right: 8px;
}

.back{
    
    opacity: 0.9;
    height:50px;
    width: 50%;
}