.mblDomButtonWhiteUpArrow {
  position: relative;
  width: 29px;
  height: 29px;
}
.mblDomButtonWhiteUpArrow div {
  position: absolute;
  left: 0px;
  clip: rect(0px 30px 20px 0px);
}
.mblDomButtonWhiteUpArrow > div > div {
  top: 9px;
  left: 4px;
  width: 20px;
  height: 20px;
  margin: 0px;
  font-size: 1px;
  background-color: white;
  border-top: 1px solid #4a5a71;
  -webkit-transform: scaleX(0.6) rotate(45deg);
  transform: scaleX(0.6) rotate(45deg);
}