@charset "utf-8";
body {
  margin: 0;
  background: #ffffff;
  font-family: Georgia, serif;
  color: #222;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 40px 20px;
}

h1 {
  text-align: center;
  margin-bottom: 40px;
}

h2 {
  margin-top: 30px;
  border-bottom: 1px solid #ddd;
}

h3 {
  cursor: pointer;
  margin-left: 10px;
  color: #444;
}

a {
  display: block;
  padding: 6px 10px;
  text-decoration: none;
  color: #222;
}

a:hover {
  background: #f5f5f5;
}

.hidden {
  display: none;
}