body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    background-color: #f9f9f9;
}

.container {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #2c3e50;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

h2 {
    color: #34495e;
    margin-top: 30px;
}

p {
    margin-bottom: 15px;
}

.highlight {
    color: #2980b9;
    font-weight: bold;
}

footer {
    margin-top: 50px;
    text-align: center;
    font-size: 0.9em;
    color: #7f8c8d;
}