body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #000000; 
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  color: #FFFFFF; 
}

.container {
  text-align: center;
  background-color: #000000; 
  padding: 30px;
  border-radius: 16px;
  width: 90%;
  max-width: 400px;
}

.levels {
  margin: 20px 0;
}

.level-btn {
  margin: 5px;
  padding: 12px 20px;
  border: none;
  background-color: #797478; 
  cursor: pointer;
  border-radius: 8px;
  transition: 0.3s;
  color: #fff; 
}

.level-btn:hover {
  background-color: #a8609a;
}


#start-btn {
  padding: 12px 24px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  background-color: #74065c; 
  color: #fff;
  cursor: pointer;
  transition: 0.3s;
}

#start-btn:hover:not(:disabled) {
  background-color: #eeb6e3; 
}

#start-btn:disabled {
  background-color: #333333; 
  cursor: not-allowed;
}