body {
  font-family: Georgia, serif;
  background-color: #000; /* pure black */
  color: #eee; /* white text */
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 2em;
}

/* Headings */
h1, h2 {
  text-align: center;
  color: #800080; /* purple */
}

/* Navigation links */
.nav {
  text-align: center;
  margin: 1em 0;
}
.nav a {
  color: #800080; /* purple */
  text-decoration: none;
  margin: 0 1em;
  font-weight: bold;
}
.nav a:hover {
  text-decoration: underline;
}

/* Buttons */
.toc-buttons {
  margin: 2em 0;
}
.button {
  display: inline-block;
  padding: 0.5em 1.5em;
  margin: 0.5em;
  background-color: transparent;
  color: #800080; /* purple text */
  border: 2px solid #800080; /* purple border */
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s, color 0.3s;
}
.button:hover {
  background-color: #800080; /* purple background */
  color: #eee; /* white text on hover */
}

/* Content warning box */
.content-warning {
  border: 2px solid #800080; /* purple border */
  padding: 1em;
  margin: 2em 0;
  background-color: #111; /* slightly lighter black for contrast */
  border-radius: 5px;
}