body {
    font-family: Georgia, serif;
    margin: 0;
    padding: 0;
    background-color: #f7f7f7;
    color: #222;
}

header {
    background-color: #0b3d2e;
    color: #fff;
    padding: 20px;
    text-align: center;
}

nav a {
    color: #fff;
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
}

.hero {
    background-color: #e6efe9;
    padding: 40px;
    text-align: center;
}

.content {
    padding: 30px;
    max-width: 800px;
    margin: auto;
}

footer {
    background-color: #0b3d2e;
    color: #fff;
    text-align: center;
    padding: 10px;
}