/* Smartphones (portrait and landscape) ----------- */

@media only screen and (min-width: 320px) and (max-width: 480px) {
    /* Styles */
}


/* Smartphones (landscape) ----------- */

@media only screen and (min-width: 321px) {
    /* Styles */
}


/* Smartphones (portrait) ----------- */

@media only screen and (max-width: 320px) {
    /* Styles */
}


/* iPads (portrait and landscape) ----------- */

@media only screen and (min-width: 768px) and (max-width: 1024px) {
    /* Styles */
}


/* iPads (landscape) ----------- */

@media only screen and (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
    /* Styles */
}


/* iPads (portrait) ----------- */

@media only screen and (min-width: 768px) and (max-width: 1024px) and (orientation: portrait) {
    /* Styles */
}


/* Desktops and laptops ----------- */

@media only screen and (min-width: 1224px) {
    /* Styles */
}


/* Large screens ----------- */

@media only screen and (min-width: 1824px) {
    /* Styles */
}


/* iPhone 4 ----------- */

@media only screen and (-webkit-min-device-pixel-ratio: 1.5),
only screen and (min-device-pixel-ratio: 1.5) {
    /* Styles */
}

@media (min-width: 1000px) {
    .cambio {
        width: 60%;
    }
    .cambioClase p,
    .cambioClaseSitema p {
        margin-top: 14px;
    }
    .col {
        min-width: 25%;
    }
}

@media (max-width: 1000px) {
    .col {
        min-width: 50%;
        text-align: center;
    }
}

@media (max-width: 610px) {
    .col {
        min-width: auto;
        text-align: center;
    }
}