body {
    font-family: 'Arial', sans-serif;
}

nav {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

nav ul li a {
    transition: color 0.3s ease;
}

header {
    background: linear-gradient(to bottom, #1e3a8a, #3b82f6);
}

img {
    transition: transform 0.3s ease;
}

img:hover {
    transform: scale(1.05);
}

a {
    transition: background-color 0.3s ease, color 0.3s ease;
}

footer {
    background: #1e3a8a;
}