/*==
    Based on "lp-common.css"
==*/

/* General */
body {
  background-image: url(../../images/online-afterschool/pc-bg.jpg);
}

/* Button */
.mv .btn {
  bottom: 60px;
  height: 160px;
}

.sec02_3_img .btn {
  bottom: 150px;
  height: 160px;
}
.sec10_4_img .btn {
  bottom: 95px;
  height: 160px;
}
.sec06_10_img {
  position: relative;
}
.sec06_10_img .btn {
  position: absolute;
  bottom: 75px;         /* お好みのマージンに調整 */
  left: 50%;            /* 横中央に寄せたい場合 */
  transform: translateX(-50%);
  height: 160px;        /* 既存の高さ */
  z-index: 10;          /* 画像より上に重ねる数値 */
}

@media screen and (max-width: 750px) {
  .mv .btn {
      bottom: 8vw;
      height: 21.33vw;
    }

  .sec02_3_img .btn {
    bottom: 12vw;
    height: 21.33vw;
  }
  .sec03_8_img .btn {
    bottom: 12vw;
    height: 21.33vw;
  }
  .sec06_10_img .btn {
    bottom: 12vw;
    height: 21.33vw;
  }
  .sec10_4_img .btn {
    bottom: 12vw;
    height: 21.33vw;
  }
  .sec10_5_img .btn {
    bottom: 10vw;
    height: 21.33vw;
  }
}

.sec00.hero-video {
  position: relative;
  z-index: 1;
}

.sec01.mv {
  position: relative;
  z-index: 2;           
  margin-top: -70svh;     
}

@media (max-width: 767px) {
  .sec01.mv {
    margin-top: -35svh;
  }
}

.hero-video__wrap::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 18svh;           /* フェード高さ */
  background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,.08) 100%);
  pointer-events: none;
}