h1 {
  background-color: #ccffcc;
  border-bottom: 2px solid #99ff99;
}

h2, h3 {
  background-color: #ddffdd;
}

a {
  color: #007700;
}

div.footer {
  background-color: #ccffcc;
  border-top: 1px solid #99ff99;
}