.mainvisual {
  overflow: hidden;
}
.mainvisual .mv_cover {
  position: absolute;
  inset: 0;
  background: #fff;
  z-index: 3;
  pointer-events: none;
  opacity: 1;
  visibility: visible;
  transition: opacity 1s ease, visibility 1s ease;
}
.mainvisual .inner {
  position: relative;
  z-index: 2;
}
.mainvisual .copy,
.mainvisual .copy_btm {
  opacity: 0;
  filter: blur(1.2rem);
  transition: opacity 0.9s ease, filter 1s ease;
  will-change: opacity, filter;
}
.mainvisual.is_loaded .mv_cover {
  opacity: 0;
  visibility: hidden;
}
.mainvisual.is_loaded .copy {
  opacity: 1;
  filter: blur(0);
  transition-delay: 0.3s;
}
.mainvisual.is_loaded .copy_btm {
  opacity: 1;
  filter: blur(0);
  transition-delay: 0.55s;
}

.js_fadeup_parent > li {
  opacity: 0;
  transform: translateY(1.6rem);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.js_fadeup_parent > li.is_show {
  opacity: 1;
  transform: translateY(0);
}