body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 
                 Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, 
                 sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background-color: #f9f9f9;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #2c3e50;
    border-bottom: 3px solid #3498db;
    padding-bottom: 10px;
    margin-bottom: 30px;
}

h2 {
    color: #34495e;
    margin-top: 30px;
    margin-bottom: 15px;
    border-left: 4px solid #3498db;
    padding-left: 15px;
}

h3 {
    color: #2c3e50;
    margin-top: 20px;
    margin-bottom: 10px;
}

ul {
    margin: 10px 0;
    padding-left: 20px;
}

li {
    margin: 15px 0;
}

.intro {
    background-color: #ecf0f1;
    padding: 20px;
    border-radius: 5px;
    margin-bottom: 30px;
}

.location {
    color: #e74c3c;
    font-weight: bold;
}

.region {
    font-style: italic;
    color: #7f8c8d;
    margin-top: 10px;
}

.divider {
    border-top: 1px solid #bdc3c7;
    margin: 40px 0;
}

.alphabet-section {
    background-color: #f8f9fa;
    padding: 20px;
    margin: 20px 0;
    border-radius: 5px;
}

.alphabet-letter {
    font-size: 2em;
    font-weight: bold;
    color: #2c3e50;
    text-align: center;
    margin: 20px 0;
}