<!DOCTYPE html>

<html lang="en">

<head>

<meta charset="UTF-8">

<meta name="viewport" content="width=device-width, initial-scale=1.0">

<title>My Website</title>

<style>

body {

font-family: Arial, sans-serif;

margin: 0;

padding: 0;

background-color: #f4f4f9;

color: #333;

}

header {

background-color: #4CAF50;

color: white;

padding: 20px;

text-align: center;

}

nav {

margin: 10px 0;

text-align: center;

}

nav a {

margin: 0 15px;

text-decoration: none;

color: #4CAF50;

font-weight: bold;

}

nav a:hover {

color: #333;

}

main {

padding: 20px;

text-align: center;

}

footer {

background-color: #eee;

padding: 10px;

text-align: center;

font-size: 0.9em;

}

button {

padding: 10px 20px;

margin-top: 20px;

background-color: #4CAF50;

color: white;

border: none;

cursor: pointer;

}

button:hover {

background-color: #45a049;

}

</style>

</head>

<body>

<header>

<h1>Welcome to My Website</h1>

</header>

<nav>

<a href="#about">About</a>

<a href="#contact">Contact</a>

<a href="#fun">Fun</a>

</nav>

<main>

<section id="about">

<h2>About This Site</h2>

<p>This is a simple example website created as a single HTML file. You can customize it however you like!</p>

</section>

<section id="contact">

<h2>Contact</h2>

<p>Email me at <a href="mailto:example@example.com">example@example.com</a></p>

</section>

<section id="fun">

<h2>Try This!</h2>

<button onclick="showMessage()">Click Me!</button>

<p id="message"></p>

</section>

</main>

<footer>

&copy; 2026 My Website

</footer>

<script>

function showMessage() {

document.getElementById('message').textContent = "Hello! You clicked the button!";

}

</script>

</body>

</html>