body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #222;
    background-color: #f9f9f9;
}

header {
    background-color: #fff;
    border-bottom: 1px solid #ddd;
    padding: 20px;
    text-align: center;
}

header img {
    height: 60px;
}

nav {
    margin-top: 10px;
}

nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #444;
    font-weight: bold;
}

main {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
    line-height: 1.6;
}

footer {
    text-align: center;
    color: #888;
    padding: 20px;
    font-size: 0.9em;
    border-top: 1px solid #ddd;
    margin-top: 40px;
}

form input, form textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
}

form button {
    background-color: #333;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

form button:hover {
    background-color: #555;
}