.ctwb-tooltip{
  position: fixed;
  left: 0;
  top: 0;
  transform: translate(-9999px, -9999px);
  background: rgba(0,0,0,.88);
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.2;
  max-width: min(80vw, 420px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  z-index: 999999;
  opacity: 0;
  transition: opacity .15s ease;
  pointer-events: none;
}

.ctwb-tooltip.is-visible{
  opacity: 1;
}