body {
    font-family: Arial;
    margin: 0;
    background: #f5f5f5;
}

nav {
    background: #222;
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
}

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

nav ul li {
    margin-left: 20px;
}

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

.hero {
    background: #007bff;
    color: white;
    padding: 60px;
    text-align: center;
}

.content {
    padding: 30px;
    background: white;
    margin: 20px;
}

footer {
    background: #222;
    color: white;
    text-align: center;
    padding: 15px;
}