Under Construction Page Template

HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Website Under Construction</title>
<meta name='Description' content='Website Under Construction' />
</head>
<body>
<h1>Website Under Construction</h1>
</body>
</html>

<div>
<h1>Belgray Oil</h1>
<p>Our website is under construction. Please check back again soon.</p>
</div>

CSS

*{
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
}
html, body{
  width: 100%;
  height: 100%;
  font-family: Arial,"Helvetica Neue",Helvetica,sans-serif;
  font-size: 14px;
  line-height: 21px;
  color: gray;
  background: white url(abstract-dots.jpg) no-repeat center center fixed; 
  background-size: cover;
}
div{
  max-width: 360px;
  min-width: 180px;
  margin: auto;
  padding: 20px;
  position: relative;
  top: 50%;
  transform: translateY(-50%);
  background-color: white;
}
h1{
  margin-bottom: 20px;
}