body { font-family: sans-serif; background: #121212; color: #eee; margin: 0; }
nav { display: flex; justify-content: space-between; padding: 20px; background: #1f1f1f; border-bottom: 1px solid #333; }
nav a { color: #00ffcc; text-decoration: none; margin-left: 15px; font-weight: bold; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 20px; }
.card { background: #1f1f1f; padding: 20px; border-radius: 8px; border: 1px solid #333; }