body {
    font-family: Helvetica, Arial, sans-serif;
    background-color: #f8f8f8;
    color: #333;
    margin: 0;
    padding: 0;
}

header, nav, main, footer {
    padding: 20px;
    margin: auto;
    max-width: 1000px;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    gap: 15px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
}

nav ul li a#current {
    font-weight: bold;
    color: #0077cc;
}

footer ul {
    list-style: none;
    display: flex;
    justify-content: space-between;
    padding: 0;
}


.product-gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}
.product {
    border: 1px solid #ccc;
    padding: 10px;
    background-color: #fff;
    width: 240px;
    text-align: center;
}
.product img {
    width: 100%;
    height: auto;
}