body {
  font-family: 'Nunito', sans-serif;
  background-color: #fff9ee;
  padding-bottom: 2rem;
}

section {
  max-width: 30rem;
  margin: 0 auto;
  padding: 1rem 2rem 0;
}

h1, h2, h3 {
  line-height: 1.5;
}

h2 {
  font-size: 2rem;
}

h2 {
  font-size: 1.3rem;
}

h3 {
  font-size: 1.1rem;
}

p {
  font-size: 1.3rem;
  line-height: 1.5;
}

.tracks {
  font-size: 1.3rem;
  padding-left: 0;
  margin-left: -.5em;
}

.track {
  margin-bottom: 1em;
  padding-left: .5em;
}

a {
  color: #333;
  text-decoration: none;
  border-bottom: 1px solid #ccc;
}

a:visited {
  border-bottom-color: #ccc;
  text-decoration: none;
}

a:hover {
  background-color: rgba(51,51,51,0.1)
}

iframe {
  width: 100%;
}

.aspect-ratio {
  position: relative;
  width: 100%;
  height: 0;
}

.aspect-ratio iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}

.track b {
  cursor: pointer;
}