.custom-gallery {
  margin-bottom: 1rem;
  position: relative;
}
.my-slider-main img {
  width: 100%;
  border-radius: 8px;
}
.slider-prev,
.slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  cursor: pointer;
  z-index: 10;
  border-radius: 4px;
}
.slider-prev { left: 10px; }
.slider-next { right: 10px; }
.my-slider-thumbs {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 8px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  justify-content: center;
  margin-top: 8px;
}
.my-slider-thumbs::-webkit-scrollbar {
  display: none;
}
.thumb-slide {
  flex: 0 0 auto;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.3s, border 0.3s;
  border: 2px solid transparent;
  border-radius: 6px;
  overflow: hidden;
}
.thumb-slide img {
  display: block;
  width: 100%;
  height: auto;
}
.thumb-slide.active {
  opacity: 1;
  border-color: red;
  border-radius: 6px;
}