.image-container {
  display: flex;
  gap: 10px;
  align-items: center;
}

.thumbnail-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #eff0f1;
  padding: 10px;
  margin: auto;
}

.thumbnail {
  width: 150px;
  height: 100px;
  object-fit: cover;
  border: 2px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.3s;
}

.thumbnail:hover {
  border-color: #007bff;
}

.thumbnail.active {
  border-color: #007bff;
}


.main-image img {
  width: 680px;
  height: 480px;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  background: #fff;
}