A medium nav with green text, Courier New font, 0 4px 8px rgba(0, 0, 0, 0.2), and spin, displayed as block with flex-end, responsive with media queries.
<nav style='color: green; font-size: 20px; font-family: Verdana; box-shadow: none; display: block; justify-content: space-between; animation: spin 2s; transition: all 0.3s ease;'>Sign Up</nav> @keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } } @media (min-width: 600px) and (max-width: 1200px) { font-size: 16px; }