body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}
header {
    background: #003366;
    color: #fff;
    padding: 1rem;
    text-align: center;
}
nav a {
    color: #fff;
    margin: 0 10px;
    text-decoration: none;
}
section {
    padding: 20px;
    margin: 20px auto;
    max-width: 800px;
}
#hero {
    background: #e6f0ff;
    text-align: center;
    padding: 50px 20px;
}
form {
    display: flex;
    flex-direction: column;
}
form input, form textarea {
    margin: 10px 0;
    padding: 10px;
    font-size: 1rem;
}
button {
    background: #003366;
    color: #fff;
    border: none;
    padding: 10px;
    cursor: pointer;
}
button:hover {
    background: #0055cc;
}
footer {
    text-align: center;
    background: #003366;
    color: #fff;
    padding: 10px;
    position: relative;
    bottom: 0;
    width: 100%;
}