<!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>Accordions</h2>
<p>An accordion with lists:</p>
<div class="w3-accordion w3-card-4">
<button onclick="myFunction('Demo1')" class="w3-btn-block w3-left-align">
Accordion 1
</button>
<div id="Demo1" class="w3-accordion-content">
<ul class="w3-ul">
<li>Jill</li>
<li>Eve</li>
<li>Adam</li>
</ul>
</div>
<button onclick="myFunction('Demo2')" class="w3-btn-block w3-left-align">
Accordion 2
</button>
<div id="Demo2" class="w3-accordion-content">
<ul class="w3-ul">
<li class="w3-padding-hor-16">Jill</li>
<li class="w3-padding-hor-16">Eve</li>
<li class="w3-padding-hor-16">Adam</li>
</ul>
</div>
</div>
<script>
function myFunction(id) {
var x = document.getElementById(id);
if (x.className.indexOf("w3-show") == -1) {
x.className += " w3-show";
} else {
x.className = x.className.replace(" w3-show", "");
}
}
</script>
</body>
</html>