.ol-input-hidden {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  padding: 0;
  margin: 0;
  display: block;
}

.ol-input-popup {
  display: inline-block;
  position: relative;
}
.ol-input-popup .ol-popup {
  position: absolute;
  box-shadow: 1px 1px 3px 1px #999;
  background-color: #fff;
  z-index: 1;
  display: none;
  left: -5px;
  padding: 0;
  margin: 0;
  list-style: none;
  white-space: nowrap;
}
.ol-input-popup.ol-hover:hover .ol-popup,
.ol-input-popup.ol-focus .ol-popup {
  display: block;
}
.ol-input-popup.ol-right .ol-popup {
  left: auto;
  right: -5px;
}
.ol-input-popup.ol-middle .ol-popup {
  top: 50%;
  transform: translateY(-50%);
}

.ol-input-popup .ol-popup li {
  position: relative;
  padding: 10px 5px;
}

.ol-input-popup li:hover {
  background-color: #ccc;
}
.ol-input-popup li.ol-selected {
  background-color: #ccc;
}

.ol-input-popup.ol-fixed:hover .ol-popup,
.ol-input-popup.ol-fixed .ol-popup {
  position: relative;
  left: 0;
  box-shadow: unset;
  background-color: transparent;
  display: inline-block;
  vertical-align: middle;
}
.ol-input-popup.ol-fixed.ol-left .ol-popup {
  float: left;
}

.ol-input-popup > div {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  border-radius: 2px;
  border: 1px solid #999;
  padding: 3px 20px 3px 10px
}
.ol-input-popup > div:before {
  position: absolute;
  content: "";
  right: 5px;
  top: 50%;
  border: 5px solid transparent;
  border-top: 5px solid #999;
}