body {
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
    padding: 20px;
}

header {
    background: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

main {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

main section {
    margin-bottom: 20px;
}

main h2 {
    color: #333;
    margin-bottom: 10px;
    border-bottom: 2px solid #ddd;
    padding-bottom: 5px;
}

main p, main ul {
    margin-bottom: 15px;
}

main ul {
    padding-left: 20px;
}

main ul li {
    list-style-type: disc;
}