body {
  background-color: #f0f0f0;
  font-family: 'Arial', sans-serif;
  color: #222;
  text-align: center;
}

h1 {
  color: #1e5b96; /* Aperture blue */
  font-family: 'Verdana', sans-serif;
  font-size: 3em;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

p, li {
  font-size: 1.2em;
  line-height: 1.6;
  margin-bottom: 1em;
}

.highlight {
  color: #ff6700; /* Aperture's iconic orange */
  font-weight: bold;
}

.intro-text {
  background-color: #f2f2f2;
  padding: 1em;
  border: 2px dashed #1e5b96;
  margin-top: 20px;
}

button {
  background-color: #1e5b96;
  color: white;
  font-size: 1.2em;
  padding: 10px 20px;
  border: none;
  cursor: pointer;
  margin-top: 20px;
}

button:hover {
  background-color: #ff6700; /* Aperture orange */
}

.footer {
  font-size: 0.8em;
  color: #777;
  margin-top: 40px;
}

.footer a {
  color: #1e5b96;
}