#backyard-canvas {
  width: 100%;
  max-width: 650px;
  height: auto;
  aspect-ratio: 650 / 420;
}

.by-count-wrap {
  font-size: 0.72rem;
  font-weight: 700;
  opacity: 0.8;
}

.pt-tool-btn.by-empty {
  opacity: 0.5;
}
.pt-tool-btn.by-empty .by-count {
  color: #d32f2f;
}