body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
}

header {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2em;
}

header p {
    margin: 10px 0 0 0;
    font-style: italic;
    opacity: 0.9;
}

main {
    max-width: 800px;
    margin: 20px auto;
    padding: 0 20px;
}

.card {
    background: #fff;
    border-radius: 8px;
    padding: 20px 30px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.card h2 {
    color: #2980b9;
    border-bottom: 2px solid #ecf0f1;
    padding-bottom: 10px;
    margin-top: 0;
}

.card h3 {
    color: #34495e;
    margin-top: 20px;
    margin-bottom: 5px;
}

ul {
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
}

.children-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 5px;
    padding-left: 0;
    list-style-position: inside;
}

.children-list li {
    margin-bottom: 5px;
}

strong {
    color: #2c3e50;
}