* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #111;
  color: #f4f4f4;
  font-family: Arial, Helvetica, sans-serif;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px;
}

h1 {
  margin: 0;
  font-size: 28px;
}

.instructions {
  margin: 0;
  text-align: center;
  color: #d0d0d0;
}

canvas {
  width: min(96vw, 640px);
  height: auto;
  image-rendering: pixelated;
  background: #080808;
  border: 4px solid #3c2a1e;
  box-shadow: 0 0 24px rgba(0, 0, 0, 0.5);
}

#status {
  margin: 0;
  font-weight: bold;
  font-size: 18px;
}