#xslider {
    display: block !important;
    border: 0px !important;
    width: 100% !important;
    height: 400px !important;
}


@media (min-width:817px) and (max-width:1007px) {
    #xslider {
        height: 310px!important;
    }
}

@media (min-width:1008px) and (max-width:1245px) {
    #xslider {
        height: 360px !important;
    }
}