* {
  box-sizing: border-box;
}

body {
  background: #fff;
  color: #000;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 14px;
  margin: 15px 8px;
}
.laddergraph {
  width: 100%;
  max-width: 400px;
  height: 500px;
  margin: 0 auto;
}
.line {
  stroke: #333 !important;
  stroke-width: 1px;
}
.line:hover {
  stroke: #000 !important;
  stroke-width: 2px;
  cursor: pointer;
}
.line-selected,
.line-selected:hover {
  stroke: #f00 !important;
}
.domain,
.tick line {
  stroke: #000;
}
.tick text {
  fill: #000;
}
.axis-switcher {
  font-size: 12px;
  fill: #00F;
  text-decoration: underline;
  cursor: pointer;
}

.chart-title {
  font-size: 14px;
  text-align: center;
}

.tooltip {
  background: #fff;
  line-height: 1.5em;
  padding: 0.5em 1em 0.6em 1em;
  border: 1px solid #999;
  width: 21em;
}
.tooltip dl {
  display: flex;
  flex-wrap: wrap;
  width: 20em;
  margin: 0;
}
.tooltip dt {
  width: 14em;
  font-weight: normal;
  margin: 0;
}
.tooltip dd {
  width: 6em;
  font-weight: bold;
  margin: 0;
}