body {
          background-attachment: fixed;
          background: #0000aa;
}
p {font-size: 20px;color:white;border:solid 3px white;display:inline-block;
padding: 5px;
}
pre { text-align: center;font-size:20px;color:white;
	border: solid 3px white;
	display:block;margin-left:auto;margin-right:auto;
	max-width: 90vw;
}