body {
    font-family: Arial;
    background-color: white;
    margin: 0;
    text-align: center;
}

header {
    background-color: green;
    color: white;
    padding: 15px;
}

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

nav a:hover {
    color: yellow;
}

h2 {
    color: green;
}

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

li {
    background: white;
    margin: 10px;
    padding: 10px;
    border-radius: 10px;
}

img {
    margin-top: 20px;
}

form input, textarea {
    width: 200px;
    padding: 10px;
}