body {
  font-family: "Georgia", serif;
  background-color: #f6f5f2;
  color: #222;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}
header {
  text-align: center;
  padding: 2em;
  border-bottom: 1px solid #ccc;
}
nav a {
  color: #333;
  text-decoration: none;
  margin: 0 10px;
}
nav a:hover {
  text-decoration: underline;
}
main {
  max-width: 700px;
  margin: 3em auto;
  padding: 0 1em;
}
footer {
  text-align: center;
  font-size: 0.9em;
  padding: 2em;
  border-top: 1px solid #ccc;
  margin-top: 3em;
}