body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: #333;
}

header {
    background-color: #4caf50;
    color: white;
    padding: 20px;
    text-align: center;
}

header input {
    margin-top: 10px;
    padding: 10px;
    width: 80%;
    max-width: 400px;
    border: none;
    border-radius: 5px;
}

main {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

.card {
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    transition: transform 0.2s;
}

.card img {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: contain;
    border-radius: 5px;
    margin-bottom: 10px;
}

.card:hover {
    transform: scale(1.05);
}

.card h2 {
    font-size: 1.2em;
    margin: 0 0 10px;
}

.card p {
    margin: 5px 0;
}

.original-price {
    text-decoration: line-through;
    color: #888;
}

.sale-price {
    color: #4caf50;
    font-weight: bold;
    margin-top: 10px;
}

button {
    background-color: #4caf50;
    border: none;
    color: white;
    padding: 10px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
    margin-top: 10px;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #45a049;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: white;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    text-align: center;
    border-radius: 10px;
}

.modal-content img {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    border-radius: 5px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

@media (max-width: 600px) {
    header input {
        width: 90%;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    main {
        grid-template-columns: 1fr;
        padding: 10px;
    }

    .card {
        padding: 15px;
    }

    button {
        padding: 8px;
        font-size: 12px;
    }
}