CSS Example - Tuts Insider

<!Doctype HTML>
<html>
  <head>
	<title>Tuts Insider</title>
	<style>
	body{
		background: #d3d3d3;
	}
	p{
		font-size: 14px;
	}
	button{
		padding: 10px 20px;
		box-shadow: 0 0 5px 2px #000;
	}
  </style>
  </head>
  <body>
	<h2>HTML Heading</h2>
	<p>This is a paragraph.</p>
	<button type="submit">This is a Button</button>
  </body>
</html>