.staecore-product-lines .index_section1_box .item .img_box img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain !important;
  object-position: center !important;
  background: #ffffff;
}

.staecore-product-lines .index_section1_box .item .product-line-power .img_box,
.staecore-product-lines .index_section1_box .item .product-line-power .img_box img {
  background: #111111;
}