@media screen and (max-width: 550px) {
  html {
    min-width: 100%;
  }
  body {
    min-width: 380px;
  }
  header .logo-inner {
    margin-left: 40px;
    margin-top: 10px;
  }
  #nav {
    display: none;
  }
  .inner {
    width: 100%;
  }
  .panel.right {
    display: block;
  }
  .main_body {
    width: 100%;
  }
  .main_body img {
    width: 100%;
  }
  .main_Contents {
    padding-bottom: 156px;
  }
  .main_Contents_band p {
    padding-left: 40px;
  }
  .main_Contents_band h2 {
    padding-left: 40px;
  }
  .main_Contents .mainContent_bottom > .flexContents {
    flex-direction: column;
    padding: 30px;
    padding-top: 0;
  }
  .main_Contents .mainContent_bottom > .flexContents p {
    bottom: 16px;
  }
  .main_Contents .mainContent_bottom > .flexContents > .contentsImg {
    width: 100%;
    margin-bottom: 25px;
    height: auto;
  }
  .main_Contents_Title p {
    font-size: 30px;
  }
  .inner.company_main_container {
    width: 100%;
  }
  .inner.company_main_container img {
    display: none;
  }
  .inner.company_main_container > div {
    padding: 0 40px;
  }
  .company_main_contentsTxt_2 p {
    line-height: 1.8;
  }
  .inner.history_container {
    width: 100%;
    padding: 0 40px;
  }
  .history_main_contents {
  }
  .history_main_contents table {
    width: 100%;
    margin-bottom: 40px;
  }
  .history_main_contents img {
    display: none;
  }
  .inner.businessItroduction_container {
    width: 100%;
    padding-bottom: 250px;
  }
  .businessItroduction_container {
    padding: 0 40px;
  }
  .business_main_contents {
    flex-direction: column;
  }
  .business_main_contents > .contents_section > .contenst_img img {
    width: 100%;
  }
  .business_main_contents > .contents_section > .contenst_img {
    margin-bottom: 30px;
  }
  .business_main_contents > .contents_section {
    margin-bottom: 30px;
  }
  .business_main_contents > .contents_section > .middle_txt {
    left: -10px;
    top: -10px;
  }
  .inner.gallery_container {
    width: 100%;
  }
  footer {
    padding: 15px;
  }
  .copyright {
    text-align: left;
    width: calc(100% - 120px);
    float: right;
  }
  .auth_mark {
    position: absolute;
    float: none;
    padding: 0;
    display: block;
  }
  .history_main_contents table th {
    width: 90px;
  }
  .history_main_contents table td {
    padding-left: 10px;
    word-break: keep-all;
  }
  .footer_logo img {
    width: 120px;
    height: 70px;
    display: inline-block;
  }
  .inner.product_container {
    width: 100%;
  }
  .product_Box {
    flex-direction: column;
  }
  .product_Box > div:nth-child(2) {
    width: 100%;
    min-width: auto;
    padding: 0;
    margin-top: 30px;
  }
  .product_Box > div:nth-child(3) {
    margin-top: 30px;
    margin-bottom: 100px;
  }

  .main-popup .linkbox > span {
    font-size: 14px;
  }

  .main-popup .linkbox > a {
    font-size: 14px;
  }
}