#slider {
  width: 320px;
  height: 40px;
  position: relative;  
  background-color: #E7E7E7;
  overflow: hidden;
  text-align: center;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}

#slider_bg {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background-color: #7AC23C;
  z-index: 1;
}

#label {
  width: 46px;
  position: absolute;
  left: 0;
  top: 0;
  height: 40px;
  line-height: 38px;
  border: 1px solid #e5e5e5;
  background: #fff;
  z-index: 3;
  cursor: move;
  color: #333333;
  font-size: 16px;
  font-weight: 900;
  display:flex; justify-content:center; align-items:center;
}

#labelTip {
  position: absolute;
  left: 0;
  width: 100%;
  height: 100%;
  font-size: 13px;
  font-family: 'Microsoft Yahei', serif;
  color: #787878;
  line-height: 38px;
  text-align: center;
  z-index: 2;
}