nav {
  display: none;
}
body:before {
  display: block;
  content: "Don't forget to recycle this paper once you are done with it.";
  margin-bottom: 20px;
  padding: 10px;
  background-color: #b4ffb4;
  border: 1px solid green;
  color: green;
}
h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin-bottom: 20px;
  color: black;
}
a {
  color: #0066cc;
  font-weight: bold;
}
#comments {
  page-break-before: always;
}