.card-grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    row-gap: 3.125rem;
    column-gap: 2.125rem;
}

.card-item {
    margin: auto;
}

@media (min-width: 800px) {
    .card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}