body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background: #333;
    color: white;
    padding: 1rem;
    text-align: center;
}

nav a {
    margin: 0 15px;
    color: white;
    text-decoration: none;
}

nav a:hover {
    text-decoration: underline;
}

main {
    padding: 2rem;
}

footer {
    background: #f4f4f4;
    text-align: center;
    padding: 1rem;
    position: fixed;
    width: 100%;
    bottom: 0;
}

form {
    display: flex;
    flex-direction: column;
    max-width: 400px;
    margin: auto;
}

form label {
    margin-top: 1rem;
}

form input, form textarea {
    padding: 0.5rem;
    margin-top: 0.5rem;
}

form button {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #333;
    color: white;
    border: none;
    cursor: pointer;
}

form button:hover {
    background: #555;
}