body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #f4f4f4;
}

header {
    background-color: #003366;
    color: white;
    padding: 1em 0;
    text-align: center;
}

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

nav ul li {
    display: inline;
    margin: 0 1em;
}

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

section {
    padding: 2em;
    background-color: white;
    margin: 1em auto;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

form input, form textarea {
    width: 100%;
    padding: 0.5em;
    margin-bottom: 1em;
    border-radius: 4px;
    border: 1px solid #ccc;
}

button {
    background-color: #003366;
    color: white;
    padding: 0.7em 1.5em;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0055a5;
}

footer {
    background-color: #222;
    color: white;
    text-align: center;
    padding: 1em 0;
    margin-top: 2em;
}