<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="../lib/w3.css">
<style>
.city {display:none;}
</style>
<body>
<nav class="w3-sidenav w3-light-grey w3-card-2" style="width:130px">
<div class="w3-container">
<h5>Menu</h5>
</div>
<a href="tryit.asp-filename=tryw3css_tabulators_sidenav.html#" class="tablink" onclick="openCity(event, 'London')">London</a>
<a href="tryit.asp-filename=tryw3css_tabulators_sidenav.html#" class="tablink" onclick="openCity(event, 'Paris')">Paris</a>
<a href="tryit.asp-filename=tryw3css_tabulators_sidenav.html#" class="tablink" onclick="openCity(event, 'Tokyo')">Tokyo</a>
</nav>
<div style="margin-left:130px">
<div class="w3-padding">Vertical Tab Example (sidenav)</div>
<div id="London" class="w3-container city">
<h2>London</h2>
<p>London is the capital city of England.</p>
<p>It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.</p>
</div>
<div id="Paris" class="w3-container city">
<h2>Paris</h2>
<p>Paris is the capital of France.</p>
<p>The Paris area is one of the largest population centers in Europe, with more than 12 million inhabitants.</p>
</div>
<div id="Tokyo" class="w3-container city">
<h2>Tokyo</h2>
<p>Tokyo is the capital of Japan.</p>
<p>It is the center of the Greater Tokyo Area, and the most populous metropolitan area in the world.</p>
</div>
</div>
<script>
function openCity(evt, cityName) {
var i, x, tablinks;
x = document.getElementsByClassName("city");
for (i = 0; i < x.length; i++) {
x[i].style.display = "none";
}
tablinks = document.getElementsByClassName("tablink");
for (i = 0; i < x.length; i++) {
tablinks[i].className = tablinks[i].className.replace(" w3-red", "");
}
document.getElementById(cityName).style.display = "block";
evt.currentTarget.className += " w3-red";
}
</script>
</body>
</html>