/* Tooltip overrides kept separate for clarity */
.nv-tooltip{
  border-radius: 6px;
  -webkit-border-radius: 6px !important;
  -moz-border-radius: 6px !important;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.nv-tooltip::after{
  filter: drop-shadow(0 1px 0 rgba(0,0,0,.08));
}