:root {
  --sample-title: "Nature of the Sky";
  --sample-hue: 111;
  --sample-color: hsl(111 62% 48%);
}

.sample-card {
  border: 1px solid hsl(var(--sample-hue) 35% 72%);
  color: #1f2937;
  background: hsl(var(--sample-hue) 88% 96%);
  padding: 15px;
}