body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
}

header {
    background-color: #2a6592;
    color: white;
    padding: 20px;
    text-align: center;
}

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

main {
    padding: 20px;
}

footer {
    background-color: #2a6592;
    color: white;
    text-align: center;
    padding: 10px;
    position: relative;
    bottom: 0;
    width: 100%;
}

img {
    max-width: 100%;
    height: auto;
    margin-top: 20px;
}