body {
  margin: 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.87);
  background-color: #000000;
}

#app {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Rotation Alert Styles */
.rotate-alert {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  font-family: Arial, sans-serif;
}

.rotate-alert-icon {
  font-size: 4rem;
  margin-bottom: 6rem;
  animation: rotate 2s linear infinite;
}

.rotate-alert-text {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.rotate-alert-subtext {
  font-size: 1rem;
  opacity: 0.8;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Show rotation alert only in portrait mode on mobile devices */
@media (orientation: portrait) and (max-width: 768px) {
  .rotate-alert {
    display: flex;
  }
}