body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background-color: #05070f;
}

canvas {
  background-color: #0b1035;
  border: 2px solid #3a4a8f;
}

.back-link {
  font-family: sans-serif;
  font-size: 13px;
  color: #9aa4c0;
  text-decoration: none;
  transition: color 0.2s;
}

.back-link:hover {
  color: #dfe6f0;
}