body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: #0e1a2b;
  color: #ffffff;
}

.container {
  max-width: 800px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

.subtitle {
  color: #a0b4d6;
  margin-bottom: 40px;
}

.card {
  background-color: #14243d;
  padding: 30px;
  border-radius: 12px;
  margin-bottom: 40px;
}

.card h2 {
  margin-top: 0;
}

.buttons {
  margin-top: 20px;
}

.button {
  display: inline-block;
  padding: 12px 24px;
  margin: 10px;
  background-color: #ffc107;
  color: #000;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
}

.button:hover {
  opacity: 0.85;
}

.email {
  font-size: 20px;
  font-weight: bold;
  color: #ffc107;
}

.updated {
  color: #a0b4d6;
  font-size: 14px;
}

ul {
  text-align: left;
  display: inline-block;
  margin-top: 10px;
}

.back {
  margin-top: 40px;
}

.back a {
  color: #ffc107;
  text-decoration: none;
}

footer {
  margin-top: 60px;
  font-size: 14px;
  color: #a0b4d6;
}