.topFv__box {
  position: relative;
}

.topFv__box__textBox {
  position: absolute;
  bottom: 10%;
  left: 10%;

  z-index: 100;
}

.topFv__box__img,
.topFv__box__slide {
  height: 100vh;
}

.topFv__box__img img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.topFv__box__textBox__title {
  color: #fff;
  font-size: 9rem;
  font-family: din-2014,sans-serif;
  font-weight: normal;
}

.topFv__box__textBox__subTitle {
  font-size: 2rem;
}

.topFv__box__textBox__sub {
  display: flex;
}

.topFv__box__textBox__sub img{
  margin-right: 15px;
  width: 50px;
  height: 100%;
}

.topFv__box__textBox__subTitle {
  color: #fff;
}


.topFv__box__video {
  position: relative;
}

.topFv__box__textBox__video {
  bottom: 10%;
  left: 10%;
  position: absolute;
}

.topFv__box__video img{
  object-fit: cover;
  height: 100%;
  margin-right: 15px;
}

.youtube-wrapper{
  width:100%;
  height:0;
  padding-bottom:56.25%;
  position:relative
}
.youtube-wrapper iframe{
  width:100%;
  height:100%;
  position:absolute;
  top:0
    left:0
}















@media screen and (max-width: 1500px) {
  .topFv__box__textBox__title {
    font-size: 9rem!important;
  }
}


@media screen and (max-width: 1024px) {
  .topFv__box__textBox__title {
    font-size: 7rem!important;
  }

  .topFv__box__textBox__sub img{
    width: 38px;
  }

}

@media screen and (max-width: 768px) {
  .topFv__box__textBox__title {
    font-size: 5rem!important;
  }

  .topFv__box__textBox {
    position: absolute;
    bottom: 8%;
    left: 5%;
  }
}

@media screen and (max-width: 480px) {
  .topFv__box__textBox {
    bottom: 5%;
    left: 5%;
  }

  .topFv__box__textBox__title {
    max-width: 420px;
    line-height: 140%;
    margin-bottom: 2rem;
    font-size: 3rem!important;
    
  }

  .topFv__box__textBox__video {
    bottom: 5%;
    left: 3%;
  }

  .topFv__box__textBox__subTitle {
    font-size: 1rem;
  }

  .topFv__box__textBox__sub img {
    width: 20px;
  }
}

.topFv__box {
  position: relative;
  height: 100%; /* .topFv__box要素に高さを設定 */
}

.topFv__box__img {
  position: absolute;
  top: 0;
  left: 0;
}

.topFv__box__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.topFv__box__img:first-child {
  z-index: 1; /* 1枚目の画像を上に表示 */
}


.topFv__box__img {
  opacity: 0;
  visibility: hidden;
  transition: opacity 2s, visibility 2s 2s;
  width: 100%;
}

.topFv__box__img.active {
  opacity: 1;
  visibility: visible;
  transition: opacity 2s;
  width: 100%;
}

.topFv__box__textBox {
  opacity: 0;
  visibility: hidden;
  transition: opacity 2s, visibility 2s 2s;
  width: 100%;
  max-width: 88%;
}

.topFv__box__textBox.active2 {
  opacity: 1;
  visibility: visible;
  transition: opacity 2s;
  width: 100%;
}

.topFv {
  height: 100vh;
}