body{
  background: #000;
  margin: 0;
  padding: 0;
}

.movie_bg {
  display: block;
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: -1;
  margin: 0 ;
  padding: 0;
  top: 0;
  left: 0;
  line-height: 1.0em;
}
.movie_bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    filter: brightness(45%);
}

.movie_bg::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0 0 0 / .4);
  background-image: radial-gradient(rgba(0 0 0 / .3) 30%, rgba(0 0 0 / 0) 31%), radial-gradient(rgba(0 0 0 / .3) 30%, rgba(0 0 0 / 0) 31%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}



.head{
  width: 100%;
  height: 80px;
  background: #000;
  margin: 0;
  padding: 0;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
}

.head_content{
  position:relative;
  width: 80%;
  margin: auto;
  top: 20%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 900;
}



.head_btn_hover{
  font-weight: 900;
  color: #fff;
  text-decoration: none;
  padding-bottom: 3px;
  background-image: linear-gradient(#8DA4FF, #8DA4FF);
  background-repeat: no-repeat;
  background-position: bottom right;
  background-size: 0 2px;
  transition: background-size 0.3s;
}

.head_btn_hover:hover{
  background-position: bottom left;
background-size: 100% 2px;
}



.head_btn a img{
  width: 170px;
  margin: 0;
}

.content_title{
  position: relative;
  width: 85%;
  height: 50px;
  top: 60px;
  background: #fff;
  margin: 0 auto;
  color: #333;
  display: flex;
  font-weight: 900;
  text-align: center;
  margin-top: 150px;
}
.content_title > p{
  margin: 15px;
}

.content_title > p > b > i{
  color: #333;
}

.content_title > p > b > i > span{
  color: #333;
}

.column_content{
  position: relative;
  margin: 0 auto;
  width: 85%;
  top: 60px;
  display: flex;
}


.column_list{
  position: relative;
  width: 100%;
  height: 150px;
  overflow-y: scroll;
  scrollbar-color: gray black;
}
.column_list a{
  height: 50px;
  display: flex;
  background: #fff;
  color: #000;
  text-decoration: none;
  align-items: center;
  margin: 0;
  padding: 0;
}
.column_list a:nth-child(odd){
  height: 50px;
  display: flex;
  background: #8DA4FF;
  color: #000;
  text-decoration: none;
  align-items: center;
  margin: 0;
  padding: 0;
}
.column_list a span{
  margin-left: 40px;
}

.course{
  display: flex;
  position: relative;
  width: 85%;
  margin: 0 auto;
  top: 60px;

}

.course p{
  display: block;
  width: 50%;
  margin: 0;
}

.course p img{
  width: 100%;
}

.course a{
  display: block;
  text-align: center;
  color: #fff;
  width: 50%;
  font-size: 1.5em;
  font-weight: 900;
  transition-duration: .7s;
  cursor: pointer;
  margin-bottom: 60px;
}

.pink:hover{
  box-shadow: 2px 0px 15px pink;
  text-shadow: 2px 2px 25px pink;
}
.blue:hover{
  box-shadow: 2px 0px 15px #8DA4FF;
  text-shadow: 2px 2px 15px #fff;
}
.course a span{
  font-size: 2em;
}

.explain{
  position: relative;
  top: 60px;
  width: 85%;
  background: rgba(000,000,000,.6);
  margin: 0 auto;
  margin-bottom: 60px;
  padding: 20px 0 70px 0;
  color: #fff;
}

.explain p{
  margin: 20px;
}

.explain > img{
  display: block;
  text-align: center;
  width: 60%;
  margin: 0 auto;
}

.reserve_btn{
  position: relative;
  width: 55%;
  margin: 0 auto;
  margin-top: 50px;
  display: flex;
  justify-content: space-between;
}

.reserve_btn a{
  display: block;
  height: 100px;
}

.reserve_btn a img{
  height: 100px;
}

.column_list_hor{
  position: relative;
  width: 85%;
  margin: 0 auto;
  top: 60px;
  background: rgba(000,000,000,.6);
  display: flex;
  justify-content: space-between;
  overflow-x: scroll;
  scrollbar-color: gray black;
}
.column_list_hor a{
  display: block;
  min-width: 30%;
  margin: 20px 10px;
  color: #fff;
  text-decoration: none;
}
.column_list_hor a img{
  width: 100%;
}

.column_list_hor a p{
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2; /* 任意の行数を指定 */
}


.footer{
  position: relative;
  margin: 0 auto;
  margin-top: 300px;
  padding: 0;
  padding-top: 10px;
  width: 100%;
  height: 260px;
  background: #000;
  color: #fff;
  align-items: center;
}
.footer img{
  display: block;
  width: 20%;
  margin: 0 auto;
  padding: 0;
}

.sns_logo{
  width: 80%;
  display: flex;
  justify-content: center;
  margin: 10px auto;
}

.sns_logo a{
  display: block;
  text-align: center;
  width: 50px;
}
.sns_logo a img{
  width: 100%;
}
.copywrite{
  position: relative;
  font-size: 14px;
  color: #666;
  text-align: center;
}


@media screen and (max-width: 901px) {



  .content_title{
    width: 100%;
    height: 50px;


  }
  .content_title > p{
    margin: 15px;
    font-size: 16px;
  }


  .explain{

    width: 95%;
    background: rgba(000,000,000,.6);

  }
  .explain p{
    margin: 20px;
  }

  .reserve_btn{
    width: 90%;

  }

  .reserve_btn a{
    display: block;
    height: 90px;
  }

  .reserve_btn a img{
    height: 90px;
  }

  .column_list_hor{
    width: 95%;
  }
  .column_list_hor a{
    min-width: 60%;
  }
  .column_list_hor a img{
    width: 100%;
  }


  .footer{
    height: 230px;
  }
  .footer img{
    width: 50%;
  }



}