.product-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.product-item {
    width: calc(33.33% - 20px);
    margin-bottom: 20px;
    padding: 10px;
    border: 1px solid #ddd;
}

    .product-item img {
        width: 100%;
        height: auto;
    }

    .product-item h3 {
        margin-top: 10px;
        font-size: 18px;
    }

    .product-item p {
        margin-top: 5px;
        font-size: 14px;
    }

@media screen and (max-width: 768px) {
    .product-item {
        width: calc(50% - 20px);
    }
}

@media screen and (max-width: 480px) {
    .product-item {
        width: 100%;
    }
}