:root {
  --gallery-locked: rgba(51,51,51,0.66);
}

.gallery {
  width: 1600px;
  height: 670px;
  background: var(--ui-bg);
  top: 150px;
  position: absolute;
  left: 160px;
  padding: 20px;
}

.gallery-item {
  height: 270px;
  width: 480px;
  display: inline-block;
  margin: 20px;
  background-color: var(--gallery-locked);
  background-size: 100%;
  cursor: pointer;
}

.gallery-item.locked {
  cursor: auto;
}

.gallery-navigation {
  position: absolute;
  width: 300px;
  bottom: 160px;
}
.gallery-navigation.disabled {
  color: #222;
}
.gallery-navigation.prev {
  left: 160px;
}
.gallery-navigation.next {
  right: 160px;
}