.product-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-list li {
    width: 20%;
    padding: 10px;
    box-sizing: border-box;
}

.product-list li a {
    display: block;
    text-align: center;
    text-decoration: none;
    color: #333;
}

.product-list li a img {
    width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 10px;
}

@media screen and (max-width: 768px) {
    .product-list li {
        width: 50%;
    }
    
}

@media screen and (max-width: 400px) {
    .product-list li {
        width: 100%;
    }
    
}