.banner {
  display: block;
  position: relative;
  height: 0;
  overflow: hidden;
  text-decoration: none;
  transition: height 1s ease-in-out;
}

.banner__close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
}

.banner__close:after,
.banner__close:before {
  content: '';
  position: relative;
  top: 20px;
  display: block;
  height: 1px;
  width: 100%;
  background-color: black;
}

.banner__close:after {
  transform: translateY(-50%) rotate(45deg);
}

.banner__close:before {
  transform: translateY(-50%) rotate(-45deg);
}

@media (max-width: 800px) {
  .banner__desktop {
    display: none;
  }
}

@media (min-width: 801px) {
  .banner__mobile {
    display: none;
  }
}

.banner img {
  display: block;
  width: 100%;
  object-fit: contain;
  max-height: 600px;
}