body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #001f3f;
    color: #ffffff;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #003366;
    padding: 10px 20px;
}

.logo {
    height: 60px;
}

nav a {
    color: #ffffff;
    margin: 0 10px;
    text-decoration: none;
}

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

main {
    padding: 20px;
    text-align: center;
}

footer {
    background-color: #003366;
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}

input, textarea {
    width: 80%;
    padding: 8px;
    margin: 5px 0;
    border: none;
    border-radius: 4px;
}

input[type="submit"] {
    background-color: #0055aa;
    color: white;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #0077cc;
}