/* Css responsive cho tablet < 1024px */
@media (max-width: 821px) {
    .stack {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .stack>.banner {
        padding-top: calc(200% / 3) !important;
        width: calc(50% - 0.5rem);
    }
}

/* Css responsive cho tablet < 1024px */
@media (max-width: 431px) {
    .stack>.banner {
        padding-top: 100% !important;
        width: 100%;
    }
}