.gallery {
  position: relative;
  max-width: 100%;
}

.gallery__rank {
  position: absolute;
  top: 0;
  left: -.5rem;
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.gallery__rank img {
  width: 72px;
}

.gallery__rank-B img {
  transform: scale(1.1);
}

.gallery__rank span {
  text-align: center;
  text-transform: uppercase;
}

.gallery__rank-B span {
  color: var(--color-b-rank-darker);
}
.gallery__rank-A span {
  color: var(--color-a-rank-darker);
}
.gallery__rank-S span {
  color: var(--color-s-rank-darker);
}

.gallery__coating-picture {
  display: flex;
  justify-content: center;
  width: 100%;
}

.gallery__coating-name {
  position: absolute;
  top: 5.5rem;
  left: 3.75rem;
  transform-origin: 0 0;
  transform: rotate(0.25turn);
  color: var(--color-black);
  font-weight: 400;
  font-size: 2rem;
  line-height: 1.25;
  min-width: 620px;
}
.gallery__coating-name span {
  display: block;
  text-transform: uppercase;
  color: var(--color-gray-lighter);
  font-weight: 200;
  font-size: .9rem;
}

.gallery__arrow-nav {
  position: absolute;
  top: calc(50% - 90px);
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.gallery__arrow-nav-btn {
  background: transparent;
  border: none;
  font-size: 3.25rem;
  cursor: pointer;
  color: hsla(0,0%,0%,.25);
  padding: .25rem .5rem;
}

.gallery__arrow-nav-btn:hover,
.gallery__arrow-nav-btn:active,
.gallery__arrow-nav-btn:focus {
  color: var(--color-black);
  text-shadow: var(--text-shadow);
  outline: none;
}

.gallery__arrow-nav-btn.prev-btn {
 margin-left: .5rem;
}

.gallery__arrow-nav-btn.next-btn {
  margin-right: .5rem;
}

.gallery__coatings-nav {
  display: flex;
  justify-content: center;
}

.gallery__coatings-nav-btn {
  border: none;
  border-radius: 50%;
  background: var(--color-gray-lighter);
  margin: 2px;
  width: 24px;
  height: 24px;
  cursor: pointer;
  padding: 0;
}

.gallery__coatings-nav-btn:hover,
.gallery__coatings-nav-btn:active,
.gallery__coatings-nav-btn:focus {
  background-color: var(--color-black-lighter);
}

.gallery__coatings-nav-btn.selected {
  background-color: var(--color-white-darker);
}