A large nav with gray text, Arial font, 4px 4px 10px rgba(0, 0, 0, 0.5), and spin, displayed as grid with flex-end, responsive with media queries.
<h3 style='color: red; font-size: 14px; font-family: Arial; box-shadow: none; display: none; justify-content: flex-end; animation: bounce 2s; transition: all 0.3s ease;'>Login</h3> @keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-30px); } 60% { transform: translateY(-15px); } } @media (max-width: 600px) { font-size: 14px; }