#graph {
  width: 960px;
  height: 480px;
}

.line {
  fill: none;
  stroke: black;
}

text { font-size: 0.5rem; }

.tool-tipBG { fill: gold; }
.tool-tipPoint { fill: gold; }

.tip-title { text-anchor: middle; }

.tip-number { text-anchor: end; }