* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f9f9f9;
}

header {
    background: #ffcd00;
    color: #000000;
    padding: 1rem 2rem;
}

header h1 {
    margin-bottom: 0.5rem;
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
}

nav ul li {
    margin-right: 1rem;
}

nav ul li a {
    color: #000000;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

main {
    padding: 2rem;
    min-height: 60vh;
}

footer {
    text-align: center;
    padding: 1rem;
    background: #222;
    color: #ccc;
}

/* Responsive nav */
@media (max-width: 600px) {
    nav ul {
    flex-direction: column;
    }
    nav ul li {
    margin-bottom: 0.5rem;
    }
}