.container {
  margin: 0 auto;
  max-width: 1200px;
}
.container:not(:last-child) {
  border-bottom: 1px solid #ccc;
}
.readtime-section {
  margin-top: 20px;
}
h3.custom-band-summary {
  margin-bottom: 40px;
}
[data-background="gray"] {
  background-color: #f0f0f0;
}
[data-padding="30"] {
  padding: 30px;
}
.card {
  border: 1px solid #ddd;
  border-radius: 3px;
}