body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    background: #f4f4f4;
}

.container {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h1, h2 { color: #111; border-bottom: 2px solid #eee; padding-bottom: 10px; }

ul { list-style: none; padding: 0; }
li { margin-bottom: 10px; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

img { width: 100%; border-radius: 4px; }

.button {
    display: inline-block;
    padding: 10px 20px;
    background: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 4px;
}

.button:hover { background: #0056b3; }