<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="4/w3.css">
<body>
<div class="w3-sidebar w3-bar-block w3-dark-grey w3-animate-left" style="display:none" id="mySidebar">
<button class="w3-bar-item w3-button w3-large"
onclick="w3_close()">Close ×</button>
<a href="#" class="w3-bar-item w3-button">Link 1</a>
<a href="#" class="w3-bar-item w3-button">Link 2</a>
<a href="#" class="w3-bar-item w3-button">Link 3</a>
</div>
<div>
<button class="w3-button w3-white w3-xxlarge" onclick="w3_open()">☰</button>
<div class="w3-container">
<h1>Animated Sidebar</h1>
<p>Click on the "hamburger menu" to slide in the side navigation.</p>
<p>W3.CSS provide the following animation classes if you want to experiment for yourself:</p>
<p>w3-animate-left, w3-animate-top, w3-animate-bottom, w3-animate-right, w3-animate-opacity, w3-animate-zoom</p>
</div>
</div>
<script>
function w3_open() {
document.getElementById("mySidebar").style.display = "block";
}
function w3_close() {
document.getElementById("mySidebar").style.display = "none";
}
</script>
</body>
</html>