```html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<meta name="robots" content="noindex,nofollow,noarchive" />
<title>An Error Occurred: Method Not Allowed</title>
<style>
body {
background-color: #fff;
color: #222;
font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
margin: 0;
}
.container {
margin: 30px;
max-width: 600px;
}
h1 {
color: #dc3545;
font-size: 24px;
}
h2 {
font-size: 18px;
}
</style>
</head>
<body>
<div class="container">
<h1>Oops! An Error Occurred</h1>
<h2>The server returned a "405 Method Not Allowed".</h2>
<p>
Something is broken. Please let us know what you were doing when this error occurred.
We will fix it as soon as possible. Sorry for any inconvenience caused.
</p>
</div>
</body>
</html>
```