circle {
  fill: rgba(31, 119, 180, .25);
  stroke: rgb(31, 119, 180);
  stroke-width: 1px;
}

.leaf circle {
  fill: #ff7f0e;
}

text {
  font-size: .7em;
  font-family: sans-serif;
}

circle {
  fill: rgb(31, 119, 180);
  fill-opacity: .25;
  stroke: rgb(31, 119, 180);
  stroke-width: 1px;
}

.leaf circle {
  fill: #ff7f0e;
  fill-opacity: 1;
}

text {
  font: 10px sans-serif;
}

Fix fill color for iOS.
Fix fill color for iOS.
