*{
    scroll-padding: 60px;
}
body {
    font-family: 'Segoe UI', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: #fdfdfd;
    color: #333;
}

header {
    background: #333;
    color: white;
    padding: 20px 0;
    text-align: center;
}


nav {
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0;
    list-style: none;
    background-color: #444;
    margin: 0;
}

nav ul li {
    margin: 5px 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 10px;
    display: block;
}

nav ul li a:hover {
    background-color: #666;
    border-radius: 4px;
}


main {
    max-width: 800px;
    margin: 20px auto;
    padding: 0 20px;
}

section {
    margin-bottom: 40px;
}

h2 {
    border-bottom: 2px solid #ccc;
    padding-bottom: 5px;
}

footer {
    text-align: center;
    padding: 20px;
    background: #eee;
}