html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: left;
  padding: 10px;
  font-size: 18px;
}

h1 {
  font-weight: 400;
  padding: 0;
  margin: 0;
}

.intro {
  max-width: 640px;
}

.tiny {
  font-size: 12px;
}

#chart-wrap {
  width: 100%;
  max-width: 1400px;
}

svg {
  width: 100%;
  height: auto;
  display: block;
}

a {
  color: blue;
  cursor: pointer;
}

a text {
  text-decoration: underline;
}