html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #001421;
  font-family: Arial, sans-serif;
}

#title {
  position: absolute;
  top: 10px;
  left: 20px;
  color: #b2ebf2;
  font-size: 18px;
  z-index: 10;
}

/* Point labels (primary) */
.label {
  color: #e0f7fa;
  font-size: 12px;
  background: rgba(0, 40, 80, 0.85);
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
}

/* Scale reference labels (very subtle) */
.scale-label {
  color: rgba(180, 180, 180, 0.6);
  font-size: 8px;
  background: transparent;
  pointer-events: none;
}

#legend {
  position: absolute;
  bottom: 15px;
  left: 20px;
  font-size: 11px;
  color: rgba(180, 220, 240, 0.7);
  background: rgba(0, 20, 40, 0.6);
  padding: 6px 10px;
  border-radius: 6px;
  line-height: 1.4;
  pointer-events: none;
}