body { font-family: Arial, sans-serif; margin: 0; padding: 0; background: #fff; color: #333; text-align: center; }
header { padding: 2rem; background: #f8f8f8; }
h1 { margin: 0; font-size: 2.5rem; }
section { padding: 2rem; }
a { color: #0056b3; text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
footer { padding: 1rem; background: #f0f0f0; font-size: 0.9rem; color: #666; }