body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
}

main {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
}

.product {
    max-width: 300px;
    border: 1px solid #ccc;
    padding: 1rem;
    text-align: center;
}

.product img {
    max-width: 100%;
    height: auto;
    margin-bottom: 1rem;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
}
/* ... (existing styles) ... */

/* ... (existing styles) ... */

.sub-header {
    background-color: #444;
    text-align: center;
    padding: 1rem;
}

.contact-us {
    padding: 2rem;
    text-align: center;
    background-color: #333;
}

.contact-us h3 {
    margin-bottom: 1rem;
}

.contact-us p {
    margin-bottom: 0.5rem;
}

.contact-us a {
    color: #0000;
}

/* ... (existing styles) ... */