.modal_xbox{
    display: none;
    background-image: url("https://aprodmovistarcomsa.z13.web.core.windows.net/persons/bienvenida-pospago/modal-xbox/img/bg_modal_xbox_mobile.webp");
    background-size: cover;
    background-position: center;
    width: 90%;
    max-width: 360px;
    height: 274px;
    cursor: pointer;
}


@media (min-width:768px){
    .modal_xbox{
        background-image: url("https://aprodmovistarcomsa.z13.web.core.windows.net/persons/bienvenida-pospago/modal-xbox/img/bg_modal_xbox_desk.webp");
        max-width: 600px;
        height: 369px;
    }
}