A nav containing a black button with linear-gradient(to bottom, blue, green) background that says 'Click Me', followed by a small text description, with bounce.
<span><button style='background-color: linear-gradient(to bottom, blue, green); font-size: 22px; animation: slide-up 2s;'>Sign Up</button><p style='font-size: 22px;'>search</p></span> @keyframes fade-in { from { opacity: 0; } to { opacity: 1; } } transition: all 0.3s ease;