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

header {
    background-color: #333;
    color: white;
    padding: 1em;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 1em;
}

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

main {
    padding: 2em;
}

.restaurant {
    border: 1px solid #ccc;
    padding: 1em;
    margin: 1em 0;
    text-align: center;
}

.restaurant img {
    max-width: 100%;
    height: auto;
}

#cart {
    margin-top: 2em;
}

#cart-items {
    list-style: none;
    padding: 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-item button {
    margin-left: 1em;
}