<!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>Buttons with Ripple Effect</h2>
<p>Click on the buttons to see the effect:</p>
<button class="w3-btn w3-ripple">Button</button>
<button class="w3-btn w3-ripple w3-red">Button</button>
<button class="w3-btn w3-ripple w3-yellow">Button</button>
</body>
</html>