.mblDomButtonBlueBall {
  position: relative;
  width: 19px;
  height: 29px;
}
.mblDomButtonBlueBall > div {
  position: relative;
  top: 8px;
  left: 4px;
  width: 14px;
  height: 14px;
  border-radius: 7px;
  background: -webkit-gradient(linear, left top, left bottom, from(#84aff4), to(#2758b3));
  background: linear-gradient(to bottom, #84aff4 0%, #2758b3 100%);
}