body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f5f5f5;
}

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

h1 {
    color: #333;
    text-align: center;
    margin-bottom: 30px;
}

h2 {
    color: #666;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.sample-list {
    list-style: none;
    padding: 0;
}

.sample-item {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    margin: 15px 0;
    padding: 20px;
    transition: transform 0.2s;
}

.sample-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.sample-title {
    font-size: 1.2em;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 10px;
}

.sample-description {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.5;
}

.sample-link {
    display: inline-block;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.sample-link:hover {
    background-color: #0056b3;
}

.features {
    background-color: #e9ecef;
    padding: 10px 15px;
    border-radius: 4px;
    margin-top: 10px;
}

.features strong {
    color: #333;
}

.footer {
    text-align: center;
    color: #666;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}