body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    color: #333;
}

header {
    background-color: #0073e6;
    color: white;
    padding: 10px 0;
    text-align: center;
}

nav ul {
    list-style-type: none;
    padding: 0;
    display: flex;
    justify-content: center;
    background-color: #005bb5;
}

nav ul li {
    margin: 0 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    display: block;
}

nav ul li a:hover {
    background-color: #0073e6;
}

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

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

footer {
    background-color: #005bb5;
    color: white;
    text-align: center;
    padding: 10px 0;
}

footer a {
    color: #e6e600;
    text-decoration: none;
}

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