#sect-gallery .sect_content .grid-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  grid-auto-rows: 150px;
  grid-gap: 15px;
  grid-auto-flow: dense;
}
#sect-gallery .sect_content .grid-masonry .grid-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}
#sect-gallery .sect_content .grid-masonry .grid-item img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  transition: transform 0.3s ease;
}
#sect-gallery .sect_content .grid-masonry .grid-item.size1 {
  grid-row: span 1;
  grid-column: span 1;
}
#sect-gallery .sect_content .grid-masonry .grid-item.size2 {
  grid-row: span 2;
  grid-column: span 1;
}
#sect-gallery .sect_content .grid-masonry .grid-item.size3 {
  grid-row: span 1;
  grid-column: span 2;
}
#sect-gallery .sect_content .grid-masonry .grid-item.size4 {
  grid-row: span 2;
  grid-column: span 2;
}
#sect-gallery .sect_content .grid-masonry .gallery_item {
  display: block;
  height: 100%;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}
#sect-gallery .sect_content .grid-masonry .gallery_item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}
#sect-gallery .sect_content .grid-masonry .gallery_item:hover img {
  transform: scale(1.05);
}
@media (max-width: 768px) {
  #sect-gallery .sect_content .grid-masonry {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    grid-auto-rows: 120px;
    grid-gap: 10px;
  }
  #sect-gallery .sect_content .grid-masonry .grid-item.size3, #sect-gallery .sect_content .grid-masonry .grid-item.size4 {
    grid-column: span 1;
  }
}
@media (max-width: 480px) {
  #sect-gallery .sect_content .grid-masonry {
    grid-template-columns: 1fr;
    grid-auto-rows: 200px;
  }
  #sect-gallery .sect_content .grid-masonry .grid-item.size1, #sect-gallery .sect_content .grid-masonry .grid-item.size2, #sect-gallery .sect_content .grid-masonry .grid-item.size3, #sect-gallery .sect_content .grid-masonry .grid-item.size4 {
    grid-column: span 1;
    grid-row: span 1;
  }
}