@media (max-width:670px){

    *{
        box-sizing: border-box;
        font-family: sans-serif;
      }

      body {
        margin: 0;
        display: flex;
        flex-flow: column;
        min-height: 100vh;
      }
      main {
        background: #ffffff;
        flex: 1;
      }
      
      
      
      /*header開始*/
      header {
        height: 80px;
        width: 100%;
        background-color:black;     
      }
        
      .header-left {
        float: left;
      }
      .logo {
         height: 60px;
         margin: 9px 0 0 5px;
      } 
      .font{
        height: 40px;
        margin: 10px 0 0 0;
      }
      .SEI{ margin-left:-9px; }
      .FO{ margin-left:-10px; }
      .OT{ margin-left:-10px; }
      .BA{ margin-left:-10px; }
      .LL{ margin-left:-10px; }
      .CL{ margin-left:-11px; }
      .UB{ margin-left:-11px; }
    
    
      .header-center{
          color: white;
          float: left;
          font-size: 35px;
          margin: 0 10px 0 10px;
          line-height: 35px;
          font-family: serif;
      }
      .header-center-second{
        color:  rgb(219,186,133);
        font-family:Impact,'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
        font-size: 15px;
        padding: 40px 0 0 0;
        float: left;
        position:absolute;
        left:76px;
      }
    /*header終了*/  
      
      .link-list{
        height:1px;
        width:100%; 
        background-color: white;   
      }
      .link {
          display:none;
        }
       
        .btn{
          display:none;
        } 

                          /*ココから*/
   .menu-icon{
    display: block;
  }
  .openbtn{
    display: block;
  }
  /*ココまで*/

      /*メニューバーのカーソルモーション*/
      .link:hover{
        font-weight: bold;
      }  
      .btn:hover{
        opacity:0.5;
      }
    
      
       /*~~~~~~~ココから作成~~~~~~~~*/  
    
       .top-wrapper{
        margin-top:0px;
        height: 70px;     
        background-color:black; 
        color:white;
        text-align: center;
      }
      .top-wrapper h{
        display: block;
        line-height: 70px;
        color:rgb(219,186,133);
        font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
        font-weight: bold;
        font-size:25px;
      }
        
      .second-wrapper{
        width:100%;
        margin-top:0px;
        text-align: center;
      }     
      .second-wrapper-heading{
          width:68%;
          height:40px;
          margin:20px 16% 0 16%;
          display: inline-block;          
          font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
          font-weight: bold;
          font-size:22px;
          border-bottom: 2px solid rgb(89, 26, 147);
        }

    .new-wrapper{
      background-image:url(サブページ背景.png);
    }

    .past-competition-wrapper{
        display: none;
      }
      .past-competition-wrapper-responsive{
        display: block;
      }
      .arakawa-table2{
        display: block;
        font-size: 13px;
      }
      .futsal-table2{
        display: block;
        font-size: 13px;
      }
      .tokyo-table2{
        display: block;
        font-size: 13px;
      }
      .tokyo-table2 p{
        text-align: left;
      }

      .competition-host{
        font-size: 18px;
        height: 150px;
        text-align: center;
        margin-top:50px;
      }

      .competition-host img{
        float:left;
        width: 100%;
        height:60px;
        object-fit: contain;
        display: block;
      }
      .competition-host p{
        font-weight: bold;
        margin-top: 10px;
        display: inline-block;
      }

      .victory{
        background: radial-gradient( rgb(200, 141, 255),rgb(89, 26, 147));        
        color: white;
        font-weight: bold;
      }
      .finalist{        
        background: radial-gradient(rgb(143, 93, 253),rgb(201, 192, 254));
      }

      .arakawa-table{
        font-size: 15px;
      }
      .futsal-table{
        font-size: 15px;
      }
      .tokyo-table{
        font-size: 15px;
      }


      .third-wrapper{
        width:100%;
        margin-top:0px;
        height: 150px;
        background-color:white; 
        text-align: center;
      }
     
      .third-wrapper-heading{
          width:68%;
          height:40px;
          margin:20px 16% 0 16%;
          display: inline-block;          
          font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
          font-weight: bold;
          font-size:22px;
          border-bottom: 2px solid rgb(89, 26, 147);
        }


      .fourth-wrapper{
        width:100%;
        background-image: url(サブページ背景.png);
        padding-bottom: 50px;
        overflow: auto;
      }
      
        .titles-wrapper{
          width:80%;
          margin:0 10% 60px 10%;
          background-image: url(title_background.png);
          height:520px;   
          position:relative;
          display: none;    
        }

        .titles-heading{         
          color:white;
          text-align: left;
          width:30%;
          height: 100%;
          float:left;  
          display: none;        
        }
        .titles-heading p1{
          font-size: 25px;
          position: absolute;
          bottom:70px;
          left:20px;
          display: none;
        }
        .titles-heading p2{
          font-size: 25px;
          position: absolute;
          bottom:20px;
          left:20px;
          display: none;
        }
     
        .titles-photo{
          width: 67%;
          height: 99%;
          margin: 0.5% 0.5%;
          float: right;
          display: none;
        }
        .titles-photo img{
          width: 100%;
          height: 99%;
          object-fit: cover;
          display: none;
        }

        .titles-wrapper-responsive{
            display: block;
          }
          .titles-photo-responsive{
            display: block;
          }
          .titles-photo-responsive img{
            display: block;
          }
          .titles-heading-responsive{
            display: block;
          }
          .titles-heading-responsive p1{
            display: block;
          }
          .titles-heading-responsive p2{
            display: block;
          }


        
          footer {
            background: black;
            color:rgb(219,186,133);
            position:relative;
            padding-bottom: 100px;
          }
          .footer-list{
            display: none;
          }
          .footer-list-respomsive{
            display: block;
          }
          .final-logo{
            width:120px;
            margin-top:50px;
          }
          .footer-heading-container{
            width:100%;
            text-align: center;
          }
          .footer-heading {
            color:rgb(219,186,133);
            text-align: left;
            width:40%;   
            display: inline-block;
            vertical-align: top;
          }
          .main-heading {
            font-size:30px;  
            margin-bottom: 5px;
            font-weight: bolder;
            width:100%;
            font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
          }
          .sub-heading {
            font-size:18px;
            line-height: 25px;
            font-family:Arial, Helvetica, sans-serif;
            width:100%;
            font-weight:lighter;
            color: rgb(219,186,133);
            text-decoration: none;
          }
          .sub-heading:hover{
            text-decoration:underline;
            display:inline;
            transition:all 1s;
          }
          .footer-btn{ 
            color:  rgb(219,186,133);
            font-size:25px;   
          } 
          .footer-btn:hover{
            opacity:0.5;
          }
          .copyright{
            color:rgb(219,186,133);
            font-size:13px;
            position:absolute;
            bottom:5px;
            right:5px;
          }
        
        
        }