@charset "UTF-8";
header::before {
  position: absolute;
  content: "";
  width: calc(100% + 90px);
  height: calc(100% + 190px);
  top: 0;
  left: -45px;
  transform: translateY(-50%);
  background: #fff;
  z-index: -1;
  opacity: var(--header-opacity, 1); /* JSで制御 */
  transition: opacity 0.2s ease;
}

.main-visual {
  padding-top: 160px;
}

@media screen and (max-width: 1023px) {
  header::before {
    height: calc(100% + 120px);
  }
  .main-visual {
    padding-top: 0px;
  }
}
/*///////////////////////END OF 768px///////////////////////*/

@media screen and (max-width: 479px) {
      header::before {
        height: calc(100% + 102px);
    }
}
/*///////////////////////END OF 479px///////////////////////*/