body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    text-align: center;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: #002147;
    color: white;
    padding: 15px;
}

.logo img {
    max-width: 150px;
}

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

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

#banner img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
}

section {
    padding: 20px;
    background: white;
    margin: 20px auto;
    max-width: 800px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    flex: 1;
}

footer {
    background: #002147;
    color: white;
    padding: 10px;
    text-align: center;
    width: 100%;
    margin-top: auto;
}