#htc-container {
  max-width: 400px;
  margin: 1em auto;
  padding: 1em;
  background: #f5f5f5;
  border: 1px solid #ccc;
  border-radius: 12px;
  text-align: center;
  font-family: Arial, sans-serif;
}

#htc-meta {
  margin-bottom: 1em;
  font-size: 1em;
}

#htc-claim-btn {
  padding: 0.75em 1.5em;
  font-size: 1.1em;
  background: #4caf50;
  border: none;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  transition: background 0.2s ease-in-out;
}

#htc-claim-btn:hover {
  background: #45a049;
}

.htc-message {
  font-size: 1.2em;
  color: #333;
  margin-top: 1em;
}

#htc-countdown {
  font-weight: bold;
  color: #b22222;
}