body {
    font-family: Arial, sans-serif;
    background-color: #f4f8fc;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    background-color: #0066cc;
    color: white;
    padding: 20px;
    text-align: center;
}

nav {
    background-color: #004a99;
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 10px 0;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

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

.container {
    padding: 20px;
}

.metal-section {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.metal-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 300px;
    padding: 15px;
    text-align: center;
}

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

footer {
    background-color: #004a99;
    color: white;
    text-align: center;
    padding: 15px;
}

.gold-info-section, .contact-info {
    background-color: white;
    padding: 20px;
    margin-top: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
}