/*PC向けスタイル*/
@media screen and (min-width:769px) {
*{
  box-sizing: border-box;
}
  .sp {
    display: none !important;
  }
  .sub_title{
    letter-spacing: 5px;
    font-size: 230%;
    font-weight: bold;
    padding-bottom: 3px;
    border-bottom: 5px solid;
    width: 700px;
    margin: auto;
    text-align: center;
}
.sub_txt{
    padding-top: 5px;
    margin-bottom: 50px;
    text-align: center;
    letter-spacing: 2px;
}

#content3,
#content4,
#content5,
#content6,
#content7,
#content8,
#content9{
  margin-top:-100px;
padding-top:100px;
}



    .arbeit-nav {
        top: 130px;
        margin-bottom: 20px;
        position: relative;
        width: 100%;
        display: block;
    }

    .arbeit-nav ul{
        text-align: center;
    
    }
    .arbeit-nav li{ 	
      display: inline-block;
      font-weight: bold;
      padding: 0 10px;
     } 
    
    .nav-item {
        display: inline;
        padding: 0 20px;
        font-size: 150%;
     }
    
     .nav-item + .nav-item {
        border-left: 2px solid #000;
    
      }
    
    .nav-item a{
        color: #000;
        display: block;
        padding: 0 ;
        position: relative;
        text-decoration: none;
    }
    
    
    .nav-item a::before,
    .nav-item a::after {
      border-bottom: solid 2px red;
      bottom: 0;
      content: "";
      display: block;
      position: absolute;
      transition: all .3s ease;
      -webkit-transition: all .3s ease;
      width: 0;
    }
    .nav-item  a::before {
      left: 50%;
    }
    .nav-item a::after {
      right: 50%;
    }
    .nav-item a:hover::before,
    .nav-item a:hover::after {
      width: 50%;
    }
    
    .content2 {
        position: relative;
        margin-top: 170px;
        text-align: center;
    }
    .oubo {
        margin: 30px 0 50px;

        background: #e71f1a;
        background: -webkit-gradient(linear, left top, left bottom, from(#e71f1a), color-stop(100%, #ed7243), to(#ed7243));
        background: linear-gradient(180deg, #e71f1a 0%, #ed7243 100%, #ed7243 100%);
        text-align: center;
        display: block;
    }

    .oubo :hover{
      opacity: 0.8;
    }
    
    .oubo_btn{
        display: inline-block;
        padding: 10px 40px;
        border-radius: 4px; 
        font-size: 200%;
        color: white;
        font-weight: bold;
    }

    .oubo_kotira{
        color: white;
        font-size: 180%;
        margin: 10px 0 0;
    }
    

  .content7 {
    position: relative;
    text-align: center;
    margin: 150px auto;
  }

  .content7_mainv {
    width: 1280px;
    height: 500px;
    position: relative;
    margin-bottom: 50px;
  }

  .content7_square {
    position: absolute;
    left: 50px;
    bottom: 50px;
    background: white;
    width: 450px;
  }

  .content7_square01 {
    position: absolute;
    left: 50px;
    top: 90px;
    background: white;
    width: 450px;
  }
  .content7_square img,
  .content7_square01 img{
    width: 100%;
  }
  .content7_inner{
    width: 100%;
    margin: auto;
    clear: both;
    padding: 25px 0 50px;
  }

  .content7_inner p {
    display: block;
    text-align: center;
    font-weight: bold;
    font-size: 250%;
    line-height: 1.5;
  }


  .youtube_wrap {

    width: 60%;
    height: auto;
    margin: 5% auto ;
  }
  .youtube {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
  }
  .youtube iframe {
    position: absolute;
    top: 0;
    right: 0;
    width: 100% !important;
    height: 100% !important;
  }

  

  .content7_come {
    width: 1000px;
    font-size: 120%;
    font-feature-settings : "palt";
    line-height: 2.5;
    margin: auto ;
    text-align: left;
    display:table;


  }

  .content7_come_messe {
    width: 600px;
    float: left;
    display: table-cell;

  }

  .content7_come_img{
    float: left;
    width: 400px;
    padding: 15px;
    display: table-cell;
  }


  .content7_copy {
    width: 1000px;
    padding: 50px 0 50px;
    margin: 0 auto ;
    position: relative;
    display: inline-block;
  }


  .content7_copy p{
    display: block;
    text-align: center;
    font-weight: bold;
    font-size: 200%;
    line-height: 1.5;
  }


  
}