@charset "utf-8";
/** {
  outline: 1px solid red;
}*/
body {
  margin: 0;
}
.photo-section h1 {
  font-family: Georgia, 'Times New Roman', Times, serif;
  font-size: clamp(36px, 3.75vw, 72px);
  text-align: center;
}
.photo-section {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
  padding: 20px 0 100px;
  position: relative;
  z-index: 1;
}

#photo {
  position: relative;
  width: 90vw;
  max-width: 1200px;
  aspect-ratio: 1200 / 281; /* 比率を保つ！ */
  margin: 0 auto;
  overflow: hidden;
}

#photo img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.6s ease;
}

#photo img:first-child {
  opacity: 1;
}

.navi {
  padding-top: 250px;
}

.drop-menu-m {
  z-index: 10 !important;
}

@media (max-width: 1300px) {
  #photo {
    display: none;
  }
}