@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:50%;
            float:left;
          }
          .second-wrapper h{
            font-family: 'Times New Roman', Times, serif;
            font-weight: bolder;
            font-size: 22px;
            display: block;
            margin-top: 50px;
            margin-bottom: 20px;
          }
      
          .first-month{
            margin-left: 10%;
          }
          .second-month{
            margin-left: 10%;
          }
          
           
      
          .third-wrapper{
              width:100%;
              margin-top:0px;
              height: 800px;     
              background-image:url(サブページ背景.png); 
              font-size:12px;
              line-height: 10px;
              font-weight:bold;
          }
      
          .space-box1{
              width:5%;
              float:left;
      
          }
          .space-box2{
            width:5%;
            float:left;
      
          }
          .space-box3{
          width:5%;
          float:left;
      
          }
          .space-box4{
          width:5%;
          float:left;
      
          }
      
      
          .date-box{
              width:12.5%;
              float:left;
              text-align: center;
          
              }
          .date-box p{
              border-bottom: 1px solid black;
          }
      
          .day-box{
              width:7.5%;
              float:left;
              text-align: center;
        
          }
          .day-box p{
              border-bottom: 1px solid black;
          }
          .day-off{
            color:rgb(200, 0, 0);
          }
      
          .menu-box{
              width:70%;
              float:left; 
        
          }
          .menu-box p{
              border-bottom: 1px solid black;
              padding-left: 20px;
          }
      
         
          .sub-wrapper{
            width:100%;            
            background-color: rgb(221,221,221);
            margin-top:0px;
            float: left;
            text-align: center;
            padding-bottom:10px
        }
      
        .banner{
          width:45%;
          margin:20px 2.5% 0 2.5%;
          float: left;
          text-align: center;
        }
        .banner img{
          width:100%;
          height: 100%;
          object-fit: contain;
        }
        .first-banner{
          margin-top: 0px;
        }
      
      
      
      
        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;
        }
      
      }