body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f7f4ec;
  color: #1f2933;
}

header {
  padding: 20px;
  background: #003b2f;
}

header a {
  color: white;
  margin-right: 20px;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 50px;
}

h1 {
  color: #006b4f;
}