body {
    font-family: 'Times New Roman', serif;
    margin: 0;
    background-color: #f5f5f5;
}

header {
    background-color: #1e3a5f;
    color: white;
    text-align: center;
    padding: 2rem;
}

nav {
    background: #333;
    padding: 10px;
    text-align: center;
}

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

section {
    padding: 40px;
    max-width: 900px;
    margin: auto;
}

h2 {
    border-bottom: 2px solid #1e3a5f;
    padding-bottom: 5px;
}

.card {
    background: white;
    padding: 15px;
    margin: 10px 0;
    border-left: 5px solid #1e3a5f;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

footer {
    text-align: center;
    padding: 20px;
    background: #1e3a5f;
    color: white;
}