body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f9f9f9;
    color: #333;
}

header {
    background: #007BFF;
    padding: 1rem 0;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0 1rem;
}

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

nav ul li a.active,
nav ul li a:hover {
    text-decoration: underline;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
    background: white;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    border-radius: 5px;
}

h1 {
    color: #007BFF;
}

form label {
    font-weight: bold;
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-sizing: border-box;
}

button {
    background: #007BFF;
    color: white;
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 1rem;
}

button:hover {
    background: #0056b3;
}

footer {
    text-align: center;
    padding: 1rem 0;
    background: #eee;
    margin-top: 2rem;
}

#formMessage {
    margin-top: 1rem;
    font-weight: bold;
}