static/error_page.html
<!doctype html>
<html lang="nl" dir="ltr">
<head>
<meta charset="utf-8" />
<title>An error occurred</title>
<style>
@import url(//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css);
@import url(//fonts.googleapis.com/css?family=Lato:300,400,700);
body {
font-family: 'Lato', sans-serif;
font-size: 24px;
color: #444;
padding: 50px;
}
h1 {
font-weight: 500;
margin: 0 0 30px 0;
color: #111;
}
.lite {
color: #888;
}
a {
color: #2e8ece;
text-decoration: none;
border-bottom: 2px solid #2e8ece;
}
</style>
</head>
<body>
<h1>
<i class="fa fa-warning"></i>
Sorry, something went wrong.
</h1>
<p>We experienced an internal error while processing your request.</p>
<p class="lite">(Please try resubmitting your request, or check back later.)</p>
</body>
</html>