body {
  margin: 0;
  padding: 1em;
  background: #ffffff;
  color: #000000;
  font: 13px monospace;
}

@media (min-width: 600px) {
  body {
    padding: 1em 4em;
  }
}

a {
  color: #428bca;
  text-decoration: none;
}

a:hover,
a:focus {
  color: #2a6496;
  text-decoration: underline;
}

#error {
  color: #b42318;
  font-weight: bold;
}

/* One row per target: its capacity chart, its p99 chart and its RSS chart. One column on a narrow screen. */
#charts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5em 10px;
}

@media (max-width: 999px) {
  #charts {
    grid-template-columns: minmax(0, 1fr);
  }
}

.title {
  margin: 0;
  font: bold 18px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  text-align: center;
}

.plot {
  position: relative;
  height: 300px;
}

.tooltip {
  position: absolute;
  z-index: 1;
  box-sizing: border-box;
  max-width: 100%;
  padding: 4px;
  border: 2px solid #000000;
  background: #ffffff;
  font: 10pt monospace;
  white-space: pre-wrap;
  pointer-events: none;
}

.tooltip .worse {
  color: #cf222e;
}

.tooltip .better {
  color: #1a7f37;
}