body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #000;
  color: white;
  text-align: center;
}
.logo {
  width: 200px;
  animation: pulse 2s infinite;
  margin-top: 50px;
}
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}
.button-container button {
  background-color: #f60;
  border: none;
  padding: 20px;
  margin: 20px;
  font-size: 1.5em;
  cursor: pointer;
  border-radius: 10px;
  transition: transform 0.2s;
}
.button-container button:hover {
  transform: scale(1.1);
}
.secuencia-body .game-board {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}
.secuencia-body .game-board div {
  width: 80px;
  height: 80px;
  background-color: white;
  margin: 10px;
  border-radius: 10px;
  border: 4px solid transparent;
  cursor: pointer;
}
.secuencia-body .game-board div.active {
  border-color: orange;
}
.toast {
  background-color: #333;
  color: #fff;
  padding: 10px;
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 5px;
}
.hidden {
  display: none;
}
.progress-container {
  margin-top: 50px;
}
.back-button {
  margin-top: 40px;
  padding: 10px 20px;
  background-color: #f60;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 1em;
  cursor: pointer;
}