A responsive h2 with a grid layout using template 'repeat(3, 1fr)', containing items with medium text and :hover { box-shadow: 0 0 10px rgba(0, 0, 0, 0.5); }.
<header style='display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; :hover { background-color: #555; color: white; }'><li style='color: purple; border: 1px dotted green;'>Submit</li><li style='color: white; border: 1px ridge green;'>Login</li><li style='color: red; border: 1px ridge white;'>Submit</li><li style='color: yellow; border: 1px double green;'>Hello World</li><li style='color: orange; border: 1px solid red;'>Login</li></header> @keyframes slide-up { from { transform: translateY(100%); } to { transform: translateY(0); } }