@media only screen and (min-device-width : 440px) and (max-device-width : 1024px) {
    [class*="col-"] {
        max-width: 75% !important;
        -webkit-box-flex: 0;
        -ms-flex: 0 0 75%;
        flex: 0 0 75%;
    }
}


@media only screen and (min-device-width : 320px) and (max-device-width : 440px) {
    [class*="col-"] {
        max-width: 100% !important;
        -webkit-box-flex: 0;
        -ms-flex: 0 0 100%;
        flex: 0 0 100%;
    }
}