.c-topGallery {
  padding-bottom: 1.72rem;
}
.c-topGallery,
.c-topGallery >li+li {
  margin-top: 0.8rem;
}
.c-topGallery__grid {
  gap: 0.2rem;
}
.c-topGallery__image {
  width: 100%;
}
.c-topGallery__image.c-topGallery__image--video {
  position: relative;
  cursor: pointer;
}
.c-topGallery__image.c-topGallery__image--video::before {
  content: '';
  display: block;
  position: absolute;
  inset: 0;
  margin: auto;
  background-image: url('../img/playbtn.png');
  background-size: 100% 100%;

  width: 0.88rem;
  height: 0.88rem;
}
@media screen and (min-width: 780px) {
  .c-topGallery {
    padding-bottom: 1.44rem;
  }
  .c-topGallery,
  .c-topGallery >li+li {
    margin-top: 0.6rem;
  }
  .c-topGallery__grid {
    gap: 1.4285714285714286vw;
    grid-template-columns: repeat(2, 1fr);
  }
  .c-topGallery__image.c-topGallery__image--tall {
    /* span 2 row */
    grid-row: span 2;
  }
  .c-topGallery__image.c-topGallery__image--video::before {
    width: 5.714285714285714vw;
    height: 5.714285714285714vw;
  }
  .h-order-1_pc {
    order: 1;
  }
  .h-order-2_pc {
    order: 2;
  }
  .h-order-3_pc {
    order: 3;
  }
}