.contenido{
    height: auto;
}

.fila{
    display: flex;
    flex-direction: row;
}

.fila-1{
    margin-top: 40px;
}

.fila-2{
    margin-top: -20px;
}

.caja-img{
    width: 33.33%;
}

.fila a:hover{
    opacity: 0.5;
}

.caja-desaparecer{
    display: none;
}

.caja-img a{
    text-decoration: none;
    color: white;
    font-size: 1.5em;
}



.caja-img img{
    width: 100%;
    height: auto;
    
}

.texto-img{
    position: relative;
    top: -62px;
    background: rgba(0,0,0,0.7);
    
    display: flex;
    flex-direction: row;
    justify-content: center;
    padding: 15px;
    
    z-index: 0;
}

.barra-negra{
    width: 100%;
    height: 60px;
    background: black;
    margin-top: -20px;
}

.fila-3{
    margin-top: 40px;
}

.fila-4{
    margin-top: -20px;
}

/*=====================
ESTILO INDEX RESPONSIVO
=====================*/

/*===
930PX
===*/
@media (max-width:930px){
    .fila{
        flex-wrap: wrap;
    }
    
    .caja-desaparecer{
        display: block;
    }
    
    .caja-img{
         width: 50%;   
    }
    
    .fila-1{
        margin-top: 30px;
    }
    
    .fila-2{
        display: none;
    }
    
    .fila-4{
        display: none;
    }
    
    .subir-caja{
        margin-top: -30px;
    }
}

/*===
768PX
===*/
@media (max-width:768px){
    
}

/*===
500PX
===*/
@media (max-width:500px){
    
    .fila-1{
        margin-top: 0px;
    }
    
    .caja-img{
         width: 100%;
    }
    
    .caja1-img{
        margin-top: 20px;
    }
    
    .caja2-img{
        margin-top: -40px;
    }
    
    .caja3-img{
        margin-top: -40px;
    }
    
    .caja4-img{
        margin-top: -40px;
    }
    
    .barra{
        
    }
    
    .caja6-img{
        margin-top: -20px;
    }
    
    .caja7-img{
        margin-top: -40px;
    }
    
    .caja8-img{
        margin-top: -40px;
    }
    
    .caja9-img{
        margin-top: -40px;
    }
    
    
}