<!DOCTYPE html>
<html>
<head>
<style>
.tab-menu div {
display: none;
background-color: #f5f5f5;
padding: 0 20px 20px;
}
.tab-menu a {
text-decoration: none;
padding: 10px;
margin: 20px 0;
display: inline-block;
}
.tab-menu div:target {
display: block;
}
</style>
</head>
<body>
<h1>:target selector example</h1>
<div class="tab-menu">
<a href="#html">HTML</a>
<a href="#css">CSS</a>
<a href="#php">PHP</a>
<div id="html">
<h2>
<a href="https://www.w3docs.com/learn-html.html">Lean HTML</a>
</h2>
<p>HTML-Hyper Text Markup Language
</p>
</div>
<div id="css">
<h2>
<a href="https://www.w3docs.com/learn-css.html">Learn CSS</a>