@media (max-width: 680px) {
  .content {
    width: 100%;
    padding: 0 10px;
  }
  body {
    min-width: 0;
    font-size: 14px;
  }

  img {
    width: 100%;
  }

  .pc {
    display: none !important;
  }

  .sp {
    display: block !important;
  }

  .sec01 {
    height: 300px;
    text-align: center;
    background: url("../images/sp_back.jpg") center no-repeat;
    background-size: cover;
  }

  .sec01 h1 {
    position: inherit;
    width: 300px;
    margin: 50px auto 0;
  }

  .fr {
    float: none;
  }

  .fl {
    float: none;
  }

  .title {
    font-size: 24px;
    margin-bottom: 30px;
  }

  .sec02 {
    position: relative;
    min-height: 100%;
    margin-top: 40px;
  }

  .sec02 .fr {
    width: 100%;
  }

  .sec02 .fl {
    position: inherit;
    width: 100%;
    max-width: 800px;
  }

  .sec03 {
    position: relative;
    min-height: 100%;
    margin-top: 40px;
  }

  .sec03 .fl {
    width: 100%;
    max-width: 380px;
  }

  .sec03 .fr {
    position: inherit;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 600px;
    padding-right: 0px;
  }

  /* .sec03 img {
    width: 100%;
    padding: 0 20%;
  } */

  .link_btn a {
    background: none;
    border: 3px solid #ea1c24;
    color: #ea1c24;
    display: inline-block;
    font-size: 13px;
    font-weight: bold;
    margin: 30px auto;
    padding: 10px 0;
    text-align: center;
    text-decoration: none;
    position: relative;
    text-transform: uppercase;
    width: 100%;
  }

  .sec04 {
    position: relative;
    min-height: 100%;
    margin-top: 40px;
  }

  .sec04 .fr {
    width: 100%;
  }

  .sec04 .fl {
    position: inherit;
    width: 100%;
  }

  .sec05 {
    position: relative;
    min-height: 100%;
    margin-top: 40px;
  }

  .sec05 .fl {
    width: 100%;
  }

  .sec05 .fr {
    position: inherit;
    right: 0;
    margin-top: 30px;
    width: 100%;
    max-width: 600px;
  }

  .sec05 img {
    width: 100%;
    padding: 0 20%;
    margin: 0;
    margin-bottom: 10px;
  }

  .sec06 {
    position: relative;
    min-height: 100%;
    margin-top: 40px;
  }

  .c_table {
    margin-bottom: 40px;
  }

  .c_table th {
    padding: 25px 0;
    text-align: left;
    border-top: 1px #e6e6e6 solid;
    width: 80px;
    vertical-align: top;
  }

  .c_table td {
    padding: 25px 0 25px 25px;
    text-align: left;
    border-top: 1px #e6e6e6 solid;
  }

  .c_table tr:first-child th {
    border-top: 1px #ed1d25 solid;
  }

  footer {
    padding: 30px 10px 50px;
    text-align: center;
  }

  footer .copyright {
    text-align: center;
  }

  footer .foot_btn a {
    color: #ffffff;
    width: 250px;
    text-align: center;
    padding: 10px 0;
    font-size: 13px;
    text-decoration: none;
    background: #4d4d4d;
    display: block;
    margin: 0 auto;
  }

  .page_sec01 {
    height: 300px;
    background: url("../images/sp_back02.jpg") center no-repeat;
    background-size: cover;
  }

  .page_sec01 h1 {
    position: inherit;
    width: 300px;
    margin: 0 auto;
    padding: 100px 0;
  }

  .page_sec02 input[type="text"],
  .page_sec02 textarea {
    width: 100%;
  }
  
  .history-list{
    margin-bottom: 16px;
  }
  .history-list__date{
    width: auto;
    float: none;
    margin-bottom: 5px;
  }
  .history-list__text{
    margin-left: 0;
  }
  .contact_content {
    width: 100%;
    padding: 0 10px;
  }
}