body {
    font-family: Arial, sans-serif;
    margin: 0;
    line-height: 1.6;
    background-color: #f0f9f4;
    color: #333;
}

header {
    background: #2e7d32;
    color: white;
    padding: 20px;
    text-align: center;
}

header nav ul {
    list-style: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 15px;
}

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

main {
    padding: 20px;
    max-width: 900px;
    margin: auto;
}

section {
    margin-bottom: 40px;
}

h2 {
    color: #1b5e20;
}

img {
    max-width: 100%;
    border-radius: 10px;
    margin-top: 10px;
}

footer {
    background: #1b5e20;
    color: white;
    text-align: center;
    padding: 10px;
}