#header-internas .imagen-interna {
    min-height: 45vh;
}

@media (max-width: 576px)
{

    #header-internas .imagen-interna {
        min-height: 25vh;
    }

}

@media  (min-width: 577px) and (max-width: 767px)
{

    #header-internas .imagen-interna {
        min-height: 25vh;
    }

}