.header-promo .banners {
  display: grid;
  margin: 1rem 0;
  gap: 1rem;
}

.header-promo .banners .banner {
  width: 100%;
  position: relative;
  display: block;
  background-color: #f5f5f5;
}

.header-promo .banners .banner::before {
  content: "";
  display: block;
  padding-top: 42.86%
}

.header-promo .banners .banner img {
  object-fit: cover;
}

.header-promo .banners .banner img,
.header-promo .banners .banner a {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  display: block;
}

@media screen and (min-width: 37.5em) {
  .header-promo .banners {
    grid-template-columns: 1fr 1fr 1fr;
  }
}