card.css

.card {
  width: 300px;
  height: 225px;
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  display: grid;
  grid-template-rows: 1fr 1fr;
  transition: 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
  cursor: pointer;
}

.card:hover {
  transform: scale(1.1, 1.1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

header-css.css

.header-links {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, auto);
  align-items: center;
  justify-items: center;
}