@media (min-width: 768px) {
    #bloque1 {
        padding-bottom: 25rem;
    }
    #bloque1 .block-flex {
        -webkit-align-items: flex-end;
        align-items: flex-end;
    }

    #bloque2 .duaSlider-page,
    #bloque4 .duaSlider-page {
        border-color: var(--skyBlue);
    }
    #bloque2 .duaSlider-page:hover,
    #bloque2 .duaSlider-page-act,
    #bloque4 .duaSlider-page:hover,
    #bloque4 .duaSlider-page-act {
        background-color: var(--skyBlue);
    }
}
@media (max-width: 767px) {
    #bloque1 {
        padding-bottom: 10rem;
    }

    #bloque2 .block-flex,
    #bloque3 .block-flex,
    #bloque4 .block-flex {
        padding-top: 10rem;
        padding-bottom: 10rem;
    }
}