head {
  background-color: powderblue;
}
body {
  background-color: powderblue;
}
p {
  background-color: powderblue;
  color: red;
  font-family: courier;
  font-size: 160%;
}
p.demo {
  background-color: powderblue;
  color: red;
  font-family: courier;
  font-size: 160%;
}