body {
  overflow-x: hidden;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  touch-action: pan-y;
}
#gallery_wrap {
  /* background-image: url("img/bg_repeat.png"); */
  min-height: 766px;
  position: relative;
  /* background-color: #307EAB; */
}
#gallery_list {
  display: grid;
  justify-content: center;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  list-style: none;
  width: 70%;
  margin: auto;
  gap: 45px;
  position: relative;
  top: -60px;
}
.gallery_item {
  z-index: 3;
  position: relative;
/*
  width: 375px;
  height: 375px;
*/
  width: 294px;
  height: 294px;
  /* border-radius: 50%; */
  overflow: hidden;
}
.gallery_pic {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 0px 2px;
  transform: scale(1.4);
}
header {
  display: flex;
  width: 100%;
  height: 29.1vh;
  align-items: center;
  justify-content: center;
  text-align: center;
  /* background: linear-gradient(#4ca6da, #97d7f2, #d7effa); */
}
.h1_img {
  position: absolute;
  width: 735px;
  z-index: 10;
}
.en-ja {
  position: absolute;
  top: 50px;
  right: 50px;
  width: 138px;
  z-index: 4;
}
.ja-en {
  right: 200px;
  width: 138px;
}
.hyouga {
  position: absolute;
  right: -250px;
  top: 66px;
  z-index: 3;
}
.bg_top {
  width: 100%;
  height: 225px;
  display: none;
  /* background: linear-gradient(#8cceed, #4ca6da, #307eab); */
  position: absolute;
  z-index: 2;
}
.background {
  position: fixed;
  width: 100%;
  height: 116vh;
  min-height: 915px;
  top: -152px;
}
.temp {
  position: fixed;
  width: 150px;
  height: 141px;
  background-color: white;
  background-size: 100% auto;
  top: 50px;
  left: 50px;
  z-index: 3;
  display: none; /* 202412非表示に修正 */
}
.temp_num {
  position: fixed;
  width: 144px;
  height: 78px;
  background-color: white;
  background-size: 100% auto;
  top: 110px;
  left: 53px;
  z-index: 4;
  display: none; /* 202412非表示に修正 */
}
.top_btn {
  position: fixed;
  width: 142px;
  height: 142px;
  right: 50px;
  bottom: 50px;
  border-radius: 50%;
  background-color: #fff;
  background-image: url("/img/top.png");
  z-index: 3;
}