@charset "utf-8";
html{
    animation: fadein 3s forwards;
  }
  
  @keyframes fadein {
    0% {opacity: 0}
    100% {opacity: 1}
  }

body{
    font-family:'Hiragino Kaku Gothic Pro', 'Meiryo', sans-serif;
    font-size: 16px;
}

a{
    text-decoration: none;
}

header h1{
    display: none;
 }

 header{
    width:1000px;
    height: 110px;
    margin: auto;
}

header ul{
    width:1000px;
    height: 110px;
    display: flex;
    justify-content: center;
    align-items: center;
}

header ul li{
    width:100px;
    text-align: center;
    border-right: 1px solid ;
}

header ul li:last-child{
    border-right: none;
}

header ul li a{
    display: block;
}

header ul li{
    list-style: none;
}

header ul li a:hover{
    color:red;
    font-weight: bold;
}

.video{
    color:red;
    font-weight: bold;
 }

 main{
    width: 1000px;
    height: 600px;
    margin: 0 auto ;
    position: relative;
 }
 
.sumaho{
    position: absolute;
    left: 25px;
}

.dounts{
    position: absolute;
    left: 525px;
}

.pv{
    position: absolute;
    left: 25px;
    top: 300px;
}

.nazo{
    position: absolute;
    left: 525px;
    top: 300px;
}

footer{
    width:1000px;
    height: 10px;
    text-align: center;
    margin: 35px auto;
}



/*ハンバーガー関連*/
body {
    margin: 0;
    padding: 0;
  }
  
  /*ハンバーガーアイコン*/
  .btn-burger {
      cursor: pointer;
      display: block;
      width: 56px;
      height: 60px;
      position: absolute;
      top: 5px;
      right: 10px;
  }
  
  /*ハンバーガーアイコンを作る三本線*/
  .icon, .icon:before, .icon:after {
      position: absolute;
      top: 13px;
      right: 0;
      left: 0;
      bottom: 0;
      height: 2px; /*線の太さ*/
      width: 30px; /*線の長さ*/
      background-color: #444;
      border-radius: 2px;
      display: block;
      content: '';
      cursor: pointer;
      margin: auto;
  }
  
  /*三本線の間隔*/
  .icon:before {
    top: -15px;
  }
  .icon:after {
    top: -29px;
  }
  
  /*チェックボックス非表示*/
  .nav-toggle {
      display: none;
  }
  
  /*アイコンをクリックしたら*/
  .nav-toggle:checked ~ .btn-burger .icon {
      background: transparent;
  }
  .nav-toggle:checked ~ .btn-burger .icon:before {
      transform: rotate(-45deg);
      top: 0;
  }
  .nav-toggle:checked ~ .btn-burger .icon:after {
      transform: rotate(45deg);
      top: 0;
  }
  
  .icon,
  .icon:before,
  .icon:after {
      transition: all .8s;
  }
  
  
  /*中身*/
  .nav {
      background-color: #fff;
      
  }
  .nav-list a {
      display: block;
      text-decoration: none;
      color: #000000;
      font-weight: bold;
      font-size: 14px;
  }
  
  .nav-list {
    text-align: center;
      list-style: none;
      display: none;
      margin: 0;
      padding-left: px;
     
  }
  
  .nav-list li {
      margin: 0;
      padding: 10px;
  }
  
  .nav-toggle:checked ~ .nav .nav-list {
      display: block;
  }
  
  /*メインイメージ*/
  .top {
      height: 200px;
      margin-bottom: 50px;
      background-color: #f0f8ff;
  }
  
  /* --------------------------------------------------
    幅768px以上のスタイル指定 ここから
  -------------------------------------------------- */
  @media screen and (min-width: 640px) {
  /* ハンバーガーボタン */
  .btn-burger {
      display: none;  /*768px以上では使用しない */
  }
}


  /*ph関連*/
@media screen  and (max-width: 640px){

header{
    width: 100%; 
    height: 80px;
    text-align: center;
    margin: auto;
}
        
header ul{
    display: none;
}
        
 header h1{
    display: block;
    font-size: 13px;
    font-weight:bold;
    padding-top: 20px;
    line-height: 1.8;
}
    
main{
    width: 360px;
    height: 790px;
    position: relative;
}
        
.sumaho{
    position: absolute;
    left: 13.94px;
    top: 5px;
}

.sumaho video{
    max-width: 95%;
    height: 100%;
}

 .dounts{
    position: absolute;
    left: 13.94px;
    top:204.92px
 }

.dounts video{
    max-width: 95%;
    height: 100%;
 }

.pv{
    position: absolute;
    left: 13.94px;
    top:404.84px
}

.pv video{
    max-width: 95%;
    height: 100%;
}

 .nazo{
    position: absolute;
    left: 13.94px;
    top:604.76px
            
}

.nazo video{
    max-width: 95%;
    height: 100%;
}
            
footer{
    width: 360px;
    font-size: 12px;
    margin-top: 20px;
}

}