.zl-large-screen-silder-control {
  z-index: 99;
  position: absolute;
  top: 50%;
  display: inline-flex;
  width: 20px;
  height: 80px;
  margin-top: -40px;
  border-radius: 0 4px 4px 0;
  background: var(--color-title-bg);

//width: $d;
  //height: 3 * $d;
  color: var(--color-black);

//border-radius: 0 $sd $sd 0;
  cursor: pointer;

  justify-content: center;
  align-items: center;
}