*,
*::before,
*::after {
  box-sizing: border-box;
  font-family: "Open Sans", sans-serif;
}

body {
  margin: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
  padding: 1rem;
  align-items: start;
}

.card {
  border: none;
  border-radius: 0.25rem;
  background-color: white;
  box-shadow: 0 2px 5px 0 hsl(0, 0%, 30%);
  overflow: hidden;
}

.card-header {
  font-size: 1.5rem;
  overflow: hidden;
  margin: 1rem;
}

.card-header.card-image {
  margin: 0;
  overflow: hidden;
}

.card-header.card-image > img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  transition: 200ms transform ease-in-out;
}

.card:hover > .card-header.card-image > img {
  transform: scale(1.025);
}

.card-body {
  margin: 0 1rem;
  font-size: 1rem;
}

.card-footer {
  margin: 0.9rem;
}

.btn {
  --color: hsl(200, 50%, 50%);
  border: none;
  background-color: var(--color);
  color: white;
  font-size: 1.1rem;
  padding: 0.5rem 1rem;
  border-radius: 0.2rem;
}

.btn.btn-outline {
  background-color: white;
  border: 1px solid var(--color);
  color: var(--color);
}

.btn:hover,
.btn:focus {
  outline: none;
  background-color: hsl(200, 50%, 40%);
}

.btn.btn-outline:hover,
.btn.btn-outline:focus {
  outline: none;
  background-color: hsl(200, 50%, 90%);
}