body {
  font-family: Arial, sans-serif;
  background-color: #fff8e1;
  color: #000;
  margin: 0;
  padding: 0;
}
header {
  text-align: center;
  background-color: #ffffcc;
  padding: 20px;
  border-bottom: 2px solid #ccc;
}
header h1 {
  margin: 0;
}
nav {
  text-align: center;
  background-color: #ffcc00;
  padding: 10px;
  border-bottom: 2px solid #999;
}
nav a {
  margin: 0 10px;
  text-decoration: none;
  color: #000;
  display: inline-block;
}
main {
  padding: 20px;
}
footer {
  background-color: #ffffcc;
  padding: 10px;
  text-align: center;
  border-top: 2px solid #ccc;
  font-size: 0.9em;
}