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<!DOCTYPE html> <html> <title>W3.CSS</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="/lib/w3.css"> <body class="w3-container"> <h2>Dropdown Menu</h2> <p>Hover over "Link A" to open the dropdown menu.</p> <div class="w3-topnav w3-orange"> <div class="w3-dropdown-hover"> <a href="#">Link A</a> <div class="w3-dropdown-content w3-card-4"> <a href="#">Link 1</a> <a href="#">Link 2</a> <a href="#">Link 3</a> </div> </div> <a href="#">Link B</a> <a href="#">Link C</a> </div> </body> </html>