A header containing a pink button with linear-gradient(to bottom, blue, green) background that says 'Submit', followed by a small text description, with spin.
<footer><button style='background-color: linear-gradient(to bottom, blue, green); font-size: 16px; animation: spin 2s;'>Contact Us</button><p style='font-size: 16px;'>hello world</p></footer> @keyframes fade-in { from { opacity: 0; } to { opacity: 1; } } transition: transform 0.2s ease-in-out;