body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f9f9f9;
}
header {
    background-color: #004080;
    color: white;
    padding: 20px 0;
    text-align: center;
}
header img {
    height: 60px;
    vertical-align: middle;
    margin-right: 15px;
}
header span {
    font-size: 28px;
    font-weight: bold;
}
nav {
    background-color: #003366;
    padding: 10px 0;
    text-align: center;
}
nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 20px auto;
    background-color: white;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
h1, h2, h3 {
    color: #004080;
}
ul {
    list-style: disc;
    margin-left: 20px;
}
footer {
    background-color: #004080;
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}