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

header {
    padding: 20px;
    background: #000;
    color: #fff;
    text-align: center;
}

input, select {
    padding: 10px;
    margin: 10px;
    width: 200px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    padding: 20px;
}

.card {
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}

.card img {
    width: 100%;
    height: 180px;
    object-fit: contain;
}

.card a {
    display: inline-block;
    margin-top: 10px;
    text-decoration: none;
    color: #007bff;
}

.detail-img {
    width: 300px;
}

.back {
    display: block;
    margin: 20px;
}

footer {
    background: #111;
    color: #ccc;
    padding: 25px 15px;
    text-align: center;
    margin-top: 40px;
}

footer a {
    color: #fff;
    text-decoration: none;
    margin: 0 6px;
    font-size: 14px;
}

footer a:hover {
    text-decoration: underline;
}

.footer-content {
    max-width: 1000px;
    margin: auto;
    font-size: 14px;
}