@media only screen and (max-width: 1205px){
    .ad-box-last{
        grid-template-columns: repeat(3, 0fr) !important;
    }
}


@media only screen and (max-width: 900px){
    .ad-box-last{
        grid-template-columns: repeat(2, 0fr) !important;
    }
}


@media only screen and (max-width: 600px){
    .ad-box-last{
        grid-template-columns: repeat(1, 0fr) !important;
    }
}