@charset "UTF-8";
#top_img_block_bg ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: auto;
  padding: 0;
  justify-content: center;
  align-items: center;
  max-width: 1400px;
}

#top_img_block_bg ul .photo_block,
#top_img_block_bg ul .logo_block {
  width: 31%;
  margin: 0.7%;
  height: 250px;
  line-height: 180px;
}

#top_img_block_bg ul .photo_block {
  text-align: center;
  position: relative;
  perspective: 1000px;
  overflow: hidden;
}

#top_img_block_bg ul .logo_block {
  background: #ffffff;
  /* background-image: url(../img/main_logo.png); */ /* 確認用、削除しないでください */
  /* background-size: cover; */
  /* background-repeat: no-repeat; */
  /* background-position: center; */
  display: flex;
  justify-content: center;
  align-items: center;
}

#top_img_block_bg ul .logo_block img {
  width: 63%;
  height: auto;
  margin: 1rem;
  padding: 0;
}

@media (max-width: 1200px) {
  #top_img_block_bg ul .photo_block,
  #top_img_block_bg ul .logo_block {
    width: 31%;
    height: 182px;
  }
  #top_img_block_bg ul .logo_block img {
    width: 66%;
  }
}
@media (max-width: 992px) {
  #top_img_block_bg ul .photo_block,
  #top_img_block_bg ul .logo_block {
    width: 31%;
    height: 160px;
  }
  #top_img_block_bg ul .logo_block img {
    width: 63%;
  }
}
@media (max-width: 767px) {
  #top_img_block_bg ul .photo_block,
  #top_img_block_bg ul .logo_block {
    width: 31%;
    height: 130px;
  }
}
@media (max-width: 619px) {
  #top_img_block_bg ul .photo_block,
  #top_img_block_bg ul .logo_block {
    width: 31%;
    height: 99px;
  }
}
@media (max-width: 575px) {
  #top_img_block_bg ul .photo_block,
  #top_img_block_bg ul .logo_block {
    width: 31%;
    height: 87px;
  }
  #top_img_block_bg ul .logo_block img {
    width: 58%;
  }
}
#top_img_block_bg ul .dog {
  background-size: cover;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
  position: absolute;
  background-size: cover;
  transform-style: preserve-3d;
  opacity: 0;
}

#top_img_block_bg ul .dog_1 {
  background-image: url(../img/dog_photo/block-top/block-left-top.jpg?1);
  background-position: center;
  animation: floatIn 0.35s ease forwards 0.65s;
}

#top_img_block_bg ul .dog_2 {
  background-image: url(../img/dog_photo/block-top/block-center-top.jpg?1);
  background-position: bottom;
  animation: floatIn 0.5s ease forwards 0.8s;
}

#top_img_block_bg ul .dog_3 {
  background-image: url(../img/dog_photo/block-top/block-right-top.jpg?1);
  background-position: top;
  animation: floatIn 0.3s ease forwards 0.6s;
}

#top_img_block_bg ul .dog_4 {
  background-image: url(../img/dog_photo/block-top/block-left-meddium.jpg?1);
  background-position: center;
  animation: floatIn 0.45s ease forwards 0.75s;
}

#top_img_block_bg ul .dog_5 {
  background-image: url(../img/dog_photo/block-top/block-right-meddium.jpg?1);
  background-position: center;
  animation: floatIn 0.2s ease forwards 0.5s;
}

#top_img_block_bg ul .dog_6 {
  background-image: url(../img/dog_photo/block-top/block-left-bottom.jpg?1);
  background-position: center;
  animation: floatIn 0.15s ease forwards 0.45s;
}

#top_img_block_bg ul .dog_7 {
  background-image: url(../img/dog_photo/block-top/block-center-bottom.jpg?1);
  background-position: top;
  animation: floatIn 0.4s ease forwards 0.7s;
}

#top_img_block_bg ul .dog_8 {
  background-image: url(../img/dog_photo/block-top/block-right-bottom.jpg?1);
  background-position: center;
  animation: floatIn 0.55s ease forwards 0.85s;
}

@keyframes floatIn {
  0% {
    transform: translateZ(-1000px);
    opacity: 0;
  }
  100% {
    transform: translateZ(0);
    opacity: 1;
  }
}/*# sourceMappingURL=block-top-img.css.map */