@media screen and (max-width:767px){
    .sub1_main{width: 100%;height: 280px; background: url("/img/msub_bg01.png")no-repeat center / cover; margin-top: 70px;}
    .sub1_main img{width: 100px;}

    #top_banner{margin-top:80px;}
    .s31_desc{width: 100%; margin: 0 auto 100px;}
    .s31_desc .inner{width:92%; height: 490px; margin: 0 auto 50px;  overflow: scroll;}
    .s31_desc .title{text-align: center; padding: 100px 20px 50px;}
    .s31_desc .title > p{font-size: 18px; line-height: 26px; }
    .s31_desc .title .tit{font-family: 'Pretendard';  line-height: normal;letter-spacing: normal;color: #0D2E87;}
    .s31_desc .title .text{font-size:14px; line-height: 22px; font-weight: 300; line-height: normal;letter-spacing: normal; color: #222;padding-top:18px;}

    .s31_desc .no_pay{width: 820px; text-align: center; letter-spacing: normal; color: #333;}
    .s31_desc .no_pay thead{background-color: #f8f8f8;}
    .s31_desc .no_pay tr{line-height: normal; vertical-align: middle;}
    .s31_desc .no_pay th{border:0.5px solid #989898 !important; vertical-align: middle; }
    .s31_desc .no_pay td{border:0.5px solid #989898 !important;padding:20px 0 !important; vertical-align: middle; }
    
    .s31_desc .user_desc{width:100%;padding:120px 0;  font-weight: normal;line-height: normal;letter-spacing: normal;color: #333;}
    .s31_desc .user_desc .inner{width:1240px;padding:40px;border:1px solid #eee;margin:0 auto;}
    .s31_desc .user_desc .box{border: 1px solid #888;margin:20px 0;}
    .s31_desc .user_desc span{font-weight: 800;}
    
    .s31_desc .btn_area{text-align: center;}
    .s31_desc .btn_area p{display: inline;}
    .s31_desc a {
        margin: 80px 20px;
        outline: none;
      }
      .s31_desc .custom-btn {
        width: 200px;
        height: 50px;
        padding: 10px 25px;
        border: 2px solid #0D2E87;
        font-family: 'Pretendard', sans-serif;
        font-weight: 500;
        background: transparent;
        cursor: pointer;
        transition: all 0.3s ease;
        position: relative;
        display: inline-block;
      }
      
      /* 3 */
.s31_desc .btn-3 {
    line-height: 45px;
    padding: 0;
    color: #222222;
    font-size: 12px;
    font-weight: 700;
  }
  .s31_desc .btn-3:hover{
    background: transparent;
    color: #0D2E87;
  }
  .s31_desc .btn-3 span {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
  }
  .s31_desc .btn-3:before,
  .s31_desc .btn-3:after {
    position: absolute;
    content: "";
    left: 0;
    top: 0;
    background: #0D2E87;
    transition: all 0.3s ease;
  }
  .s31_desc .btn-3:before {
    height: 0%;
    width: 2px;
  }
  .s31_desc .btn-3:after {
    width: 0%;
    height: 2px;
  }
  .s31_desc .btn-3:hover:before {
    height: 100%;
  }
  .s31_desc .btn-3:hover:after {
    width: 100%;
  }
  .s31_desc .btn-3 span:before,
  .s31_desc .btn-3 span:after {
    position: absolute;
    content: "";
    right: 0;
    bottom: 0;
    background: #0D2E87;
    transition: all 0.3s ease;
  }
  .s31_desc .btn-3 span:before {
    width: 2px;
    height: 0%;
  }
  .s31_desc .btn-3 span:after {
    width: 0%;
    height: 2px;
  }
  .s31_desc .btn-3 span:hover:before {
    height: 100%;
  }
  .s31_desc .btn-3 span:hover:after {
    width: 100%;
  }

}

@media screen and (min-width: 768px) and (max-width: 1279px){
    .s31_desc{width:90%; margin: 0 auto; padding:200px 0;}
    .s31_desc .inner{width:1240px;margin:0 auto;}
    .s31_desc .title{text-align: center; margin-bottom: 50px;}
    .s31_desc .title .tit{font-family: 'Pretendard';  line-height: normal;letter-spacing: normal;color: #0D2E87;}
    .s31_desc .title p{font-size: 35px;}
    .s31_desc .title .text{font-size: 20px; font-weight: 300; line-height: normal;letter-spacing: normal; color: #222;padding-top:18px;}
    
    .s31_desc .no_pay{text-align: center;letter-spacing: normal;color: #333;border-top:2px solid  #613f1c;margin-top:70px;}
    .s31_desc .no_pay thead{background-color: #f8f8f8;}
    .s31_desc .no_pay tr{line-height: normal;}
    .s31_desc .no_pay th{border:0.5px solid  #d1d1d1; vertical-align: middle;}
    .s31_desc .no_pay td{border:0.5px solid  #d1d1d1;padding:20px 0 !important; vertical-align: middle; }
    
    .s31_desc .user_desc{width:100%;padding:120px 0;  font-weight: normal;line-height: normal;letter-spacing: normal;color: #333;}
    .s31_desc .user_desc .inner{width:1240px;padding:40px;border:1px solid #eee;margin:0 auto;}
    .s31_desc .user_desc .box{border: 1px solid #888;margin:20px 0;}
    .s31_desc .user_desc span{font-weight: 800;}
    
    .s31_desc .btn_area{text-align: center;}
    .s31_desc .btn_area p{display: inline;}
    .s31_desc a {
        margin: 100px 20px;
        outline: none;
      }
      .s31_desc .custom-btn {
        width: 200px;
        height: 50px;
        padding: 10px 25px;
        border: 2px solid #0D2E87;
        font-family: 'Pretendard', sans-serif;
        font-weight: 500;
        background: transparent;
        cursor: pointer;
        transition: all 0.3s ease;
        position: relative;
        display: inline-block;
      }
      
    
    /* 3 */
    .s31_desc .btn-3 {
        line-height: 45px;
        padding: 0;
        color: #222222;
        font-size: 14px;
        font-weight: 700;
      }
      .s31_desc .btn-3:hover{
        background: transparent;
        color: #F8B62D;
      }
      .s31_desc .btn-3 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
      .s31_desc .btn-3:before,
      .s31_desc .btn-3:after {
        position: absolute;
        content: "";
        left: 0;
        top: 0;
        background: #0D2E87;
        transition: all 0.3s ease;
      }
      .s31_desc .btn-3:before {
        height: 0%;
        width: 2px;
      }
      .s31_desc .btn-3:after {
        width: 0%;
        height: 2px;
      }
      .s31_desc .btn-3:hover:before {
        height: 100%;
      }
      .s31_desc .btn-3:hover:after {
        width: 100%;
      }
      .s31_desc .btn-3 span:before,
      .s31_desc .btn-3 span:after {
        position: absolute;
        content: "";
        right: 0;
        bottom: 0;
        background: #0D2E87;
        transition: all 0.3s ease;
      }
      .s31_desc .btn-3 span:before {
        width: 2px;
        height: 0%;
      }
      .s31_desc .btn-3 span:after {
        width: 0%;
        height: 2px;
      }
      .s31_desc .btn-3 span:hover:before {
        height: 100%;
      }
      .s31_desc .btn-3 span:hover:after {
        width: 100%;
      }
}

@media screen and (min-width: 1280px){


.s31_desc{width:100%;padding:200px 0;}
.s31_desc .inner{width:1240px;margin:0 auto;}
.s31_desc .title{text-align: center; margin-bottom: 50px;}
.s31_desc .title .tit{font-family: 'Pretendard';  line-height: normal;letter-spacing: normal;color: #0D2E87;}
.s31_desc .title p{font-size: 35px;}
.s31_desc .title .text{font-size: 20px; font-weight: 300; line-height: normal;letter-spacing: normal; color: #222;padding-top:18px;}

.s31_desc .no_pay{text-align: center;letter-spacing: normal;color: #333;border-top:3px solid  #0D2E87 ;margin-top:70px;}
.s31_desc .no_pay thead{background-color: #f8f8f8;}
.s31_desc .no_pay tr{line-height: normal;}
.s31_desc .no_pay th{border:0.5px solid  #d1d1d1; vertical-align: middle; padding: 5px 2px;}
.s31_desc .no_pay td{border:0.5px solid  #d1d1d1;padding:20px 0 !important; vertical-align: middle;}

.s31_desc .user_desc{width:100%;padding:120px 0;  font-weight: normal;line-height: normal;letter-spacing: normal;color: #333;}
.s31_desc .user_desc .inner{width:1240px;padding:40px;border:1px solid #eee;margin:0 auto;}
.s31_desc .user_desc .box{border: 1px solid #888;margin:20px 0;}
.s31_desc .user_desc span{font-weight: 800;}

.s31_desc .btn_area{text-align: center;}
.s31_desc .btn_area p{display: inline;}
.s31_desc a {
    margin: 100px 20px;
    outline: none;
  }
  .s31_desc .custom-btn {
    width: 200px;
    height: 50px;
    padding: 10px 25px;
    border: 2px solid #0D2E87;
    font-family: 'Pretendard', sans-serif;
    font-weight: 500;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
  }
  

/* 3 */
.s31_desc .btn-3 {
    line-height: 45px;
    padding: 0;
    color: #222222;
    font-size: 14px;
    font-weight: 700;
  }
  .s31_desc .btn-3:hover{
    background: transparent;
    color: #0D2E87;
  }
  .s31_desc .btn-3 span {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
  }
  .s31_desc .btn-3:before,
  .s31_desc .btn-3:after {
    position: absolute;
    content: "";
    left: 0;
    top: 0;
    background: #0D2E87;
    transition: all 0.3s ease;
  }
  .s31_desc .btn-3:before {
    height: 0%;
    width: 2px;
  }
  .s31_desc .btn-3:after {
    width: 0%;
    height: 2px;
  }
  .s31_desc .btn-3:hover:before {
    height: 100%;
  }
  .s31_desc .btn-3:hover:after {
    width: 100%;
  }
  .s31_desc .btn-3 span:before,
  .s31_desc .btn-3 span:after {
    position: absolute;
    content: "";
    right: 0;
    bottom: 0;
    background: #0D2E87;
    transition: all 0.3s ease;
  }
  .s31_desc .btn-3 span:before {
    width: 2px;
    height: 0%;
  }
  .s31_desc .btn-3 span:after {
    width: 0%;
    height: 2px;
  }
  .s31_desc .btn-3 span:hover:before {
    height: 100%;
  }
  .s31_desc .btn-3 span:hover:after {
    width: 100%;
  }
}