body {
    font-family: 'Apple SD Gothic Neo', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #ffffff;
    color: #111;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #ddd;
}

.logo {
    height: 50px;
}

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

nav a {
    text-decoration: none;
    color: #111;
    font-weight: 500;
}

main {
    padding: 40px 20px;
}

section {
    margin-bottom: 60px;
}

footer {
    text-align: center;
    padding: 20px;
    font-size: 0.9em;
    border-top: 1px solid #ddd;
}