A responsive h1 with a grid layout using template '1fr 2fr', 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: 100px 1fr; gap: 10px; :hover { box-shadow: 0 0 10px rgba(0, 0, 0, 0.5); }'><li style='color: orange; border: 1px dotted green;'>Login</li><li style='color: cyan; border: 1px dashed blue;'>Choose Option</li><li style='color: white; border: 1px ridge gray;'>Contact Us</li><li style='color: purple; border: 1px dotted green;'>Contact Us</li><li style='color: red; border: 1px double black;'>Search</li></header> @keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-30px); } 60% { transform: translateY(-15px); } }