.popper--tooltip {
  background: #333;
  color: white;
  font-weight: bold;
  padding: 4px 8px;
  font-size: 13px;
  border-radius: 4px;
  display: none;
}
.popper--arrow,
.popper--arrow::before {
  position: absolute;
  width: 8px;
  height: 8px;
  background: inherit;
}

.popper--arrow {
  visibility: hidden;
}

.popper--arrow::before {
  visibility: visible;
  content: '';
  transform: rotate(45deg);
}
.popper--tooltip[data-popper-placement^='top'] > .popper--arrow {
  bottom: -4px;
}

.popper--tooltip[data-popper-placement^='bottom'] > .popper--arrow {
  top: -4px;
}

.popper--tooltip[data-popper-placement^='left'] > .popper--arrow {
  right: -4px;
}

.popper--tooltip[data-popper-placement^='right'] > .popper--arrow {
  left: -4px;
}

.popper--tooltip[data-show] {
  display: block;
  z-index: 50;
}