body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #f5f7fb;
    color: #333;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 30px 10px;
    background: #1f4e79;
    color: white;
    border-radius: 10px;
}

h1 {
    margin: 0;
}

section {
    background: white;
    padding: 20px;
    margin-top: 20px;
    border-radius: 10px;
}

h2 {
    color: #1f4e79;
}

ul {
    padding-left: 20px;
}

footer {
    text-align: center;
    margin-top: 30px;
    font-size: 12px;
    color: #666;
}