.timepicker {
  position: relative;
  z-index: 2;
}
.timepicker-hours,
.timepicker-minutes {
  position: absolute;
  top: 50%;
  left: 0;
  margin: -125px 0 0 0;
  background: #333;
  background: rgba(0,0,0,0.9);
  width: 250px;
  height: 250px;
  border-radius: 50%;
  display: none;
  color: #fff;
  transform: scale(0.01);
  transition: transform 0.2s ease;
  -webkit-transform: scale(0.01);
  -webkit-transition: -webkit-transform 0.2s ease;
}

.timepicker-hour {
  border-radius: 50%;
  position: absolute;
  text-align: center;
  margin: -12px 0 0 -12px;
  width: 28px;
  line-height: 28px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s ease;
  -webkit-transition: background 0.2s ease;
}
.timepicker-hour.active,
.timepicker-hour:hover {
  background: rgba(102, 175, 233, 0.6);
}

.timepicker-minute {
  border-radius: 50%;
  position: absolute;
  text-align: center;
  margin: -12px 0 0 -12px;
  width: 28px;
  line-height: 28px;
  font-size: 14px;
  cursor: pointer;
  opacity: 0;
  transition: background 0.2s ease;
  -webkit-transition: background 0.2s ease;
}
.timepicker-minute-five  {
  opacity: 1;
  z-index: 3;
}
.timepicker-minute-five.active,
.timepicker-minute-five:hover {
  background: rgba(102, 175, 233, 0.6);
}

.timepicker-hour-open .timepicker-hours,
.timepicker-minute-open .timepicker-minutes {
  visibility: visible;
  transform: scale(1);
  -webkit-transform: scale(1);
}