.exam_card_slider{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    row-gap: 20px;
}

@media (max-width:991px){
    .exam_card_slider{
        grid-template-columns: repeat(3, 1fr);
    }

}

@media (max-width:767px){
    .exam_card_slider{
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width:576px){
    .exam_card_slider{
        grid-template-columns: repeat(1, 1fr);
    }
}