.signal.icon {
  color: #000;
  position: absolute;
  margin-left: 7px;
  margin-top: 13px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border-top: solid 1px currentColor;
  border-right: solid 1px transparent;
  border-bottom: solid 1px transparent;
  border-left: solid 1px transparent;
}