body {
    font-family: Arial, sans-serif;
    margin: 0;
    text-align: center;
    background-color: #f9f9f9;
}

header {
    background: #333;
    color: white;
    padding: 20px 0;
}

.catalog {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 40px;
    flex-wrap: wrap;
}

.product-card {
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    width: 220px;
}

.product-card img {
    max-width: 100%;
    border-radius: 5px;
}

.price {
    font-weight: bold;
    color: #e67e22;
    font-size: 1.2em;
}

.buy-btn {
    background: #27ae60;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
}

.buy-btn:hover {
    background: #219150;
}

.contact-form {
    padding: 40px;
    background: #eee;
}

form input {
    padding: 10px;
    margin: 5px;
    width: 250px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

footer {
    padding: 20px;
    font-size: 0.9em;
    color: #777;
}