rect.bordered {
  stroke: #E6E6E6;
  stroke-width:2px;   
}

text.mono {
  font-size: 9pt;
  font-family: Consolas, courier;
  fill: #aaa;
}

text.axis-workweek {
  fill: #000;
}

text.axis-worktime {
  fill: #000;
}

.d3-tip {
  line-height: 1;
  font-weight: bold;
  padding: 12px;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  border-radius: 2px;
}

/* Style northward tooltips differently */
.d3-tip.n:after {
  margin: -1px 0 0 0;
  top: 100%;
  left: 0;
}