.product-gallery {
  max-width: 720px;
}

.product-gallery__main img {
  width: 100%;
  border-radius: 10px;
}

.product-gallery__thumbs-wrapper {
  position: relative;
  margin-top: 10px;
}

.product-gallery__thumbs {
  display: flex;
  gap: 10px;
  overflow: hidden;
  scroll-behavior: smooth;
  padding: 5px 40px;
}

.product-gallery__thumb {
  flex: 0 0 calc(25% - 8px);
  max-width: calc(25% - 8px);
  cursor: pointer;
  border-radius: 6px;
  opacity: 0.6;
  transition: 0.2s;
}

.product-gallery__thumb.active {
  /*border: 2px solid #4CAF50;*/
  border: 2px solid rgba(166, 216, 212, 1);
  opacity: 1;
}

.product-gallery__thumb:hover {
  opacity: 1;
}

/* стрелки */
.thumb-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  background: white;
  border: none;
  cursor: pointer;
  font-size: 22px;
  width: 35px;
  height: 60px;
}

.thumb-arrow.left {
  left: 0;
}

.thumb-arrow.right {
  right: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.product-gallery__main a.is-hidden {
  display: none;
}

.product-gallery__main a.active {
  display: block;
}

.thumb-arrow.is-hidden {
  display: none;
}