public/404.html
<!DOCTYPE html>
<html>
<head>
<title>Page Not Found (404)</title>
</head>
<body>
<style>
a{
text-decoration:none;
color:#0069d6;
}
</style>
<center>
<h1><a href="http://www.opensnp.org">openSNP</a></h1>
<h3>404: Whatever you tried to access is not here.</h3>
</center>
</body>
</html>