@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.p-photo-list {
  background-image: url(../img/photogallery/photogallery_03_pc.png),
                    url(../img/photogallery/photogallery_04_pc.png),
                    url(../img/photogallery/photogallery_05_pc.png),
                    url(../img/photogallery/photogallery_06_pc.png);

  background-position: top 20% right 0, top 30% left 0, top 50% right 0, top 70% left 0;
  background-repeat: no-repeat;
  background-size: 8rem;
  animation: fadeIn 1s;
}
.p-photo-list-items {
  width: 80%;
  max-width: 960px;
  margin: auto;
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
}
.p-photo-list-item {
  width: 50%;
  padding: .6rem;
}
.p-photo-list-item.-first {
  flex-grow: 0;
  flex-shrink: 0;
  flex-basis: 100%;
}
.p-photo-list-item.-first img {
  width: 940px;
  height: 470px;
}
.p-photo-list-item img {
  border-radius: 20px;
  min-height: 180px;
  object-fit: cover;
  width: 460px;
  height: 300px;
}

.p-photo-list-more {
  width: 20%;
  margin: 2rem auto;
  display: block;
}
/* SP */
@media screen and (max-width: 767px) {
  .p-photo-list-items {
    flex-direction: column;
  }
  .p-photo-list-item {
    width: 100%;
  }
  .p-photo-list-item.-first img {
    width: 310px;
    height: 200px;
  }
  .p-photo-list-item img {
    width: 310px;
    height: 200px;
  }
  .p-photo-list-more {
    width: 200px;
  }
}