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<!DOCTYPE html>
<html>
<head>
<title>Boom!</title>
<meta charset="utf-8" />
<meta
name="viewport"
content="width=device-width,initial-scale=1,user-scalable=no"
/>
<style>
body {
background-color: red;
color: white;
font-family: sans;
}
div.container {
width: 75%;
margin: auto;
text-align: center;
}
</style>
</head>
<body>
<div class="container">
<h1>Boom!</h1>
<p>Something bad happened...</p>
<p>$ERROR</p>
</div>
</body>
</html>