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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">
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.4.0/css/font-awesome.min.css">
<body>

<div class="w3-container">
  <h2>Floating Buttons</h2>
  <a class="w3-btn-floating w3-ripple w3-teal">+</a>
  <a class="w3-btn-floating w3-disabled">+</a>

  <h2>Large Floating Buttons</h2>
  <a class="w3-btn-floating-large w3-red"><i>+</i></a>
  <a class="w3-btn-floating-large w3-teal">+</a>
  <a class="w3-btn-floating-large w3-disabled">+</a>
</div>

</body>
</html>