body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f3f3f3;
    color: #333;
}

header {
    background-color: #005bab;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
}

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

nav li {
    display: inline;
    margin: 0 10px;
}

nav a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

main {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.headline {
    color: #005bab;
}

footer {
    background-color: #005bab;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}