.orange {
  color: #EDC700;
}
body {
  min-height: 100vh;
  background-color: #FFF;
  background: url(images/top-bg.png);
  background-position: 49% -14%;
  background-origin: content-box;
  background-repeat: no-repeat;
}
#wrapper {
  min-height: 100vh;
}
@media (min-width: 768px) {
  .invisible-pc {
    display: none;
  }
  .invisible-mobile {
    display: block;
  }
}
@media (max-width: 768px) {
  .invisible-pc {
    display: block;
  }
  .invisible-mobile {
    display: none;
  }
}
.header-container {
  width: 100%;
  overflow: hidden;
}
@media (min-width: 768px) {
  .breadcrumb-and-search {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    width: 1140px;
    margin: 10px auto 0;
  }
  .breadcrumb {
    padding: 0 0.5rem;
    font-size: 14px;
    color: #999;
  }
  .breadcrumb a {
    color: #999;
  }
  .breadcrumb ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
  }
  .breadcrumb li:not(:last-child)::after {
    display: inline-block;
    margin: 0 0.25rem;
    content: ">";
  }
  .TK-search-field {
    border: none;
    border-bottom: 1px solid #999;
    font-size: 12px;
    height: 14px;
    width: 0;
    margin: 0;
    padding: 0;
    color: #FFF !important;
    background-color: rgba(0, 0, 0, 0) !important;
    transition: all 1s ease-out;
  }
  .TK-image-submit {
    height: 18px;
    margin: 0;
  }
  .search-form {
    line-height: 0;
  }
}
@media (max-width: 768px) {
  .breadcrumb-and-search {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    width: 95vw;
    margin: 10px auto 0;
  }
  .breadcrumb {
    font-size: 14px;
    color: #999;
  }
  .breadcrumb a {
    color: #999;
  }
  .breadcrumb ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
  }
  .breadcrumb li:not(:last-child)::after {
    display: inline-block;
    margin: 0 0.25rem;
    content: ">";
  }
  .TK-search-field {
    border: none;
    border-bottom: 1px solid #999;
    font-size: 12px;
    height: 14px;
    width: 10rem;
    margin: 0;
    padding: 0;
    color: #FFF !important;
    background-color: rgba(0, 0, 0, 0) !important;
    transition: all 0.5s ease-out;
  }
  .TK-image-submit {
    height: 18px;
    margin: 0;
  }
  .search-form {
    line-height: 0;
  }
}
@media (min-width: 768px) {
  .newsrelease-bar {
    max-width: calc(1140px - 2rem);
    padding: 0 1rem;
    margin: 2rem auto;
    height: 64px;
    border: 1px solid #999;
    border-radius: 5px;
    display: flex;
    align-content: center;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
  }
  .newsrelease-bar a,
  .newsrelease-bar a:hover {
    text-decoration: none;
    color: #000;
  }
  .news-window {
    text-overflow: ellipsis;
    padding-left: 0.5rem;
  }
}
@media (max-width: 768px) {
  .newsrelease-bar {
    max-width: calc(95vw - 2rem);
    padding: 0 1rem;
    margin: 2rem auto;
    height: 64px;
    border: 1px solid #999;
    border-radius: 5px;
    display: flex;
    align-content: center;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
  }
  .newsrelease-bar a,
  .newsrelease-bar a:hover {
    text-decoration: none;
    color: #000;
  }
  .news-window {
    text-overflow: ellipsis;
    padding-left: 0.5rem;
  }
}
.image-array {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 20px;
}
.image-array > div {
  width: 40%;
  overflow: hidden;
}
.image-array img {
  mix-blend-mode: darken;
  object-fit: cover;
}
@media (min-width: 768px) {
  .image-array-products {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: space-between;
    align-content: flex-end;
    align-items: flex-end;
    margin: 2rem auto;
  }
  .image-array-products .image-array-products-box {
    display: flex;
    flex-direction: column;
    /*height: 200px;*/
    width: 30%;
    justify-content: space-between;
  }
  .image-array-products .image-array-products-box .image {
    height: 180px !important;
    mix-blend-mode: darken;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
  }
  .image-array-products .image-array-products-box .image img {
    object-fit: cover;
    object-position: center center;
  }
  .image-array-products .image-array-products-box .caption {
    height: 40px;
    font-size: 12px;
    line-height: 16px;
  }
  .image-array-last::after {
    content: "";
    width: 30%;
  }
  .justify-center {
    justify-content: center;
  }
}
@media (max-width: 768px) {
  .image-array-products {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: space-between;
    align-content: flex-end;
    align-items: flex-end;
    margin: 2rem auto;
  }
  .image-array-products .image-array-products-box {
    display: flex;
    flex-direction: column;
    /*height: 200px;*/
    width: 30%;
    justify-content: space-between;
  }
  .image-array-products .image-array-products-box .image {
    height: 145px !important;
    mix-blend-mode: darken;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
  }
  .image-array-products .image-array-products-box .image img {
    object-fit: cover;
    object-position: center center;
  }
  .image-array-products .image-array-products-box .caption {
    height: fit-content;
    font-size: 10px;
    line-height: 14px;
  }
  .image-array-last::after {
    content: "";
    width: 30%;
  }
  .justify-center {
    justify-content: center;
  }
}
.header-container-networking {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-product.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-optical-cable {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-product.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-racks-and-enclosures {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-product.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-wdm-and-optical-access {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-product.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-custom-products {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-product.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-regal {
  height: 260px !important;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-support.png") !important;
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
.header-container-contact {
  height: 260px;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/category-support.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
H3 {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
  font-size: 32px;
  line-height: 120%;
}
html {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  color: #000;
  background-color: #FFF;
  height: 100vh;
  scroll-behavior: smooth;
}
.header-container-ko {
  height: 100vh;
  position: relative;
  background-color: #828ad8;
  background-image: url("images/toppage-background1.png");
  background-position: center;
  background-clip: content-box;
  background-size: cover;
  background-blend-mode: multiply;
}
@media (min-height: 901px) {
  .header-container-ko {
    height: 900px;
  }
  /* animation */
  .animeicon {
    position: absolute;
    bottom: 25px;
    z-index: 100;
    left: 48%;
    transform: scale(2);
    transform-origin: center;
  }
  .arrow > span {
    display: block;
    width: 5px;
    height: 5px;
    transform: rotate(45deg);
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    margin: 0 0 0 6px;
  }
  .unu {
    margin-top: 6px;
  }
  .unu,
  .doi,
  .trei {
    -webkit-animation: mouse-scroll 1s infinite;
    -moz-animation: mouse-scroll 1s infinite;
  }
  .unu {
    -webkit-animation-delay: 0.1s;
    -moz-animation-delay: 0.1s;
    -webkit-animation-direction: alternate;
  }
  .doi {
    -webkit-animation-delay: 0.2s;
    -moz-animation-delay: 0.2s;
    -webkit-animation-direction: alternate;
  }
  .trei {
    -webkit-animation-delay: 0.3s;
    -moz-animation-delay: 0.3s;
    -webkit-animation-direction: alternate;
  }
  .mouse {
    height: 21px;
    width: 14px;
    border-radius: 10px;
    transform: none;
    border: 2px solid white;
  }
  .wheel {
    height: 5px;
    width: 2px;
    display: block;
    margin: 5px auto;
    background: white;
    position: relative;
  }
  .wheel {
    -webkit-animation: mouse-wheel 1.2s ease infinite;
    -moz-animation: mouse-wheel 1.2s ease infinite;
  }
  @-webkit-keyframes mouse-wheel {
    0% {
      opacity: 1;
      -webkit-transform: translateY(0);
      -ms-transform: translateY(0);
      transform: translateY(0);
    }
    100% {
      opacity: 0;
      -webkit-transform: translateY(6px);
      -ms-transform: translateY(6px);
      transform: translateY(6px);
    }
  }
  @-moz-keyframes mouse-wheel {
    0% {
      top: 1px;
    }
    50% {
      top: 2px;
    }
    100% {
      top: 3px;
    }
  }
  @-webkit-keyframes mouse-scroll {
    0% {
      opacity: 0;
    }
    50% {
      opacity: 0.5;
    }
    100% {
      opacity: 1;
    }
  }
  @-moz-keyframes mouse-scroll {
    0% {
      opacity: 0;
    }
    50% {
      opacity: 0.5;
    }
    100% {
      opacity: 1;
    }
  }
  @-o-keyframes mouse-scroll {
    0% {
      opacity: 0;
    }
    50% {
      opacity: 0.5;
    }
    100% {
      opacity: 1;
    }
  }
  @keyframes mouse-scroll {
    0% {
      opacity: 0;
    }
    50% {
      opacity: 0.5;
    }
    100% {
      opacity: 1;
    }
  }
  /* header bg fade*/
  .header-bg-fadeout {
    animation: colorChange0 1s;
  }
  @keyframes colorChange0 {
    from {
      background-color: #828ad8;
    }
    to {
      background-color: #000000;
    }
  }
  .header-bg-fadein {
    animation: colorChange1 1s;
  }
  @keyframes colorChange1 {
    from {
      background-color: #000000;
    }
    to {
      background-color: #828ad8;
    }
  }
}
@media (min-width: 768px) {
  .tk-header {
    max-width: 1140px;
    margin: 32px auto 0;
  }
  .tk-header-ko a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .tk-header-nav {
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
  }
  .tk-header-grid {
    height: 50px;
  }
  .tk-header-logo {
    display: flex;
  }
  .fibertk-pc-logo {
    width: 138px;
  }
  .img-header-mail {
    height: 20px;
  }
  .img-header-intl {
    height: 24px;
  }
  .uk-navbar-dropdown {
    /* UIKIT Override */
    --uk-position-offset: 5px !important;
    --uk-position-shift-offset: 0;
    --uk-position-viewport-offset: 5px !important;
    width: fit-content !important;
    padding: 5px !important;
    background-color: rgba(0, 0, 0, 0.25) !important;
    color: #FFF;
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
  }
  .uk-navbar-nav > li > a {
    min-height: fit-content !important;
    font-size: 16px !important;
  }
  .uk-nav > li > a {
    padding: 1px 0 !important;
  }
  /*
        language-top-header-title box
    */
  .language-top-header-title {
    max-width: 1140px;
    height: calc(794px - 140px);
    margin: 0 auto !important;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    transition: opacity 0.5s;
  }
  .language-top-title-flex {
    height: fit-content;
    overflow: hidden;
  }
  .language-top-title-flex h1 {
    /* 400Gへ向けた コンピューティングパワー時代 の幕開け */
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 48px;
    line-height: 128%;
    color: #FFF;
  }
  .language-top-title-flex p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 17px;
    line-height: 160%;
    color: #FFF;
  }
}
@media (max-width: 768px) {
  .tk-header {
    max-width: 95vw;
    margin: 32px auto 0;
  }
  .tk-header-ko a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .tk-header-nav {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-end;
  }
  .tk-header-nav-offcanvas {
    width: 80%;
    display: flex;
    gap: 15px;
    margin: 0;
    padding: 0;
    list-style: none;
    flex-direction: column;
    align-items: flex-start !important;
    align-content: flex-start !important;
    flex-wrap: nowrap;
  }
  .tk-header-nav-offcanvas > li > a {
    justify-content: flex-start;
    margin-bottom: 0.5rem;
  }
  .tk-header-grid {
    /*height: 50px;*/
  }
  .tk-header-logo {
    display: flex;
  }
  .fibertk-pc-logo {
    width: 138px;
  }
  .img-header-mail {
    height: 20px;
  }
  .img-header-intl {
    height: 24px;
  }
  #fibertk-menu-m {
    filter: invert(1);
  }
  .uk-navbar-dropdown {
    /* UIKIT Override */
    --uk-position-offset: 5px !important;
    --uk-position-shift-offset: 0;
    --uk-position-viewport-offset: 5px !important;
    width: fit-content !important;
    padding: 5px !important;
    background-color: rgba(0, 0, 0, 0.25) !important;
    color: #FFF;
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
  }
  .uk-navbar-dropdown-nav > li {
    padding-left: 1rem;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
  }
  .uk-navbar-nav {
    margin-top: 2rem !important;
  }
  .uk-navbar-nav > li > a {
    min-height: fit-content !important;
    font-size: 16px !important;
  }
  .uk-nav > li > a {
    padding: 1px 0 !important;
  }
  /*
        language-top-header-title box
    */
  .language-top-header-title {
    max-width: 95vw;
    height: calc(794px - 140px);
    margin: 0 auto !important;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    transition: opacity 0.5s;
  }
  .language-top-title-flex {
    height: fit-content;
    overflow: hidden;
  }
  .language-top-title-flex h1 {
    /* 400Gへ向けた コンピューティングパワー時代 の幕開け */
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
    line-height: 128%;
    color: #FFF;
  }
  .language-top-title-flex p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    line-height: 160%;
    color: #FFF;
  }
  .language-top-title-flex p > br {
    display: none;
  }
  .br-none {
    display: none;
  }
}
@media (min-width: 768px) {
  .top-main-content {
    width: 1140px;
    margin: 4rem auto;
    display: flex;
  }
  .top-main-content-left {
    width: 470px;
    text-align: justify;
    font-size: 18px;
    line-height: 180%;
  }
  .top-main-content-left h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
  }
  .top-main-content-right {
    width: calc(1140px - 470px);
    overflow: hidden;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: -2px;
  }
  .top-main-solution-link {
    margin-top: 2rem;
    font-size: 16px;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
  }
  .top-main-solution-link a {
    color: #000;
  }
  .top-main-solution-link a img {
    height: 40px;
    opacity: 0.3;
  }
  .top-main-content-right1 {
    background-color: #FFF;
    background-image: url("images/200G QSFP56 SR4 100m.jpg");
    background-size: cover;
    background-position: 36%;
    background-repeat: no-repeat;
    width: 198px;
    height: 480px;
  }
  .top-main-content-right2 {
    background-color: #FFF;
    background-image: url("images/AOCBreakOut Active Cable2.jpg");
    width: 198px;
    height: 560px;
    background-position-x: 35%;
    background-position-y: 8%;
    background-repeat: no-repeat;
  }
  .top-main-content-right3 {
    background-color: #FFF;
    background-image: url("images/8-channel 1470-1610nm dual-fiber 2.jpg");
    width: 198px;
    height: 410px;
    background-size: 320%;
    background-repeat: no-repeat;
    background-position-x: center;
    background-position-y: bottom;
  }
}
@media (max-width: 768px) {
  .top-main-content {
    width: 95vw;
    margin: 3rem auto;
    display: flex;
    flex-direction: column-reverse;
  }
  .top-main-content-left {
    width: 95vw;
    text-align: justify;
    font-size: 16px;
    line-height: 180%;
  }
  .top-main-content-left h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
  }
  .top-main-content-right {
    width: 95vw;
    overflow: hidden;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    gap: 15px;
    margin-bottom: -2px;
  }
  .top-main-solution-link {
    margin-top: 2rem;
    font-size: 16px;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
  }
  .top-main-solution-link a {
    color: #000;
  }
  .top-main-solution-link a img {
    height: 40px;
    opacity: 0.3;
  }
  .top-main-content-right1 {
    background-color: #FFF;
    background-image: url("images/200G QSFP56 SR4 100m.jpg");
    background-size: cover;
    background-position: 36%;
    background-repeat: no-repeat;
    width: 198px;
    height: 410px;
  }
  .top-main-content-right2 {
    background-color: #FFF;
    background-image: url("images/AOCBreakOut Active Cable2.jpg");
    width: 198px;
    height: 470px;
    background-position-x: 35%;
    background-position-y: 8%;
    background-repeat: no-repeat;
  }
  .top-main-content-right3 {
    background-color: #FFF;
    background-image: url("images/8-channel 1470-1610nm dual-fiber 2.jpg");
    width: 198px;
    height: 431px;
    background-size: 320%;
    background-repeat: no-repeat;
    background-position-x: center;
    background-position-y: center;
  }
}
@media (min-width: 768px) {
  .top-popular-products {
    width: 1140px;
    margin: 4rem auto;
  }
  .top-popular-products-list {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
  .top-popular-products-list > div {
    display: flex;
    width: calc(1140px / 6);
    height: calc(1140px / 6 - 60px);
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
  }
  .top-popular-products-list .switch-icon {
    overflow: hidden;
  }
  .top-popular-products-list .switch-icon a {
    height: 90%;
    margin-top: 10px;
    display: inline-block;
  }
  .top-popular-products-list .switch-icon img {
    height: 80%;
    display: inline-block;
    vertical-align: super;
    mix-blend-mode: darken;
    opacity: 0.4;
  }
  .top-popular-products-list .uk-active {
    background-color: #f5f5f5;
  }
  .top-popular-products-list .uk-active .switch-icon img {
    opacity: 0.7;
  }
  .p-category {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
    font-size: 12px;
    height: 20px;
    line-height: 100%;
    margin-bottom: 10px;
  }
  .top-company {
    width: 1140px;
    margin: 4rem auto;
  }
  .top-popular-products-switcher {
    display: flex;
    flex-direction: row;
    overflow: hidden;
    align-items: center;
    justify-content: space-around;
    background-color: #f5f5f5;
    height: 200px;
  }
  .top-popular-products-comment {
    padding: 1rem 2rem 0;
    background-color: #f5f5f5;
  }
  .switcher-box {
    width: 280px;
    height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .switcher-box-image {
    mix-blend-mode: darken;
  }
  .switcher-box-text {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 16px;
    padding-bottom: 1rem;
  }
  .switcher-box-link {
    width: 200px;
    padding-bottom: 2rem;
  }
  .switcher-box-link a,
  .switcher-box-link a:hover {
    color: #000;
    text-decoration: none;
    display: flex;
    height: 50px;
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: space-evenly;
  }
  .switcher-box-link img {
    height: 46px;
    opacity: 0.4;
  }
}
@media (max-width: 768px) {
  .top-popular-products {
    width: 95vw;
    margin: 4rem auto;
  }
  .top-popular-products-list {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
  .top-popular-products-list > div {
    display: flex;
    width: calc(95vw / 5);
    height: calc(95vw / 5);
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
  }
  .top-popular-products-list .switch-icon {
    overflow: hidden;
  }
  .top-popular-products-list .switch-icon a {
    height: 90%;
    margin-top: 10px;
    display: inline-block;
  }
  .top-popular-products-list .switch-icon img {
    height: 80%;
    display: inline-block;
    vertical-align: super;
    mix-blend-mode: darken;
    opacity: 0.4;
  }
  .top-popular-products-list .uk-active {
    background-color: #f5f5f5;
  }
  .top-popular-products-list .uk-active .switch-icon img {
    opacity: 0.7;
  }
  .p-category {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
    font-size: 10px;
    height: 20px;
    line-height: 100%;
    margin-bottom: 10px;
    padding: 0 5px;
    text-align: center;
  }
  .top-company {
    width: 1140px;
    margin: 4rem auto;
  }
  .top-popular-products-switcher {
    display: flex;
    flex-direction: row;
    overflow: hidden;
    align-items: flex-end;
    justify-content: space-around;
    background-color: #f5f5f5;
    /*height: 200px;*/
    flex-wrap: wrap;
  }
  .top-popular-products-comment {
    padding: 1rem;
    background-color: #f5f5f5;
  }
  .switcher-box {
    width: calc(95vw / 2 - 10px);
    height: 155px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .switcher-box-image {
    mix-blend-mode: darken;
  }
  .switcher-box-text {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 14px;
    padding-bottom: 1rem;
  }
  .switcher-box-link {
    width: auto;
    padding-bottom: 3rem;
  }
  .switcher-box-link a,
  .switcher-box-link a:hover {
    color: #000;
    text-decoration: none;
    display: flex;
    height: 50px;
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: space-evenly;
  }
  .switcher-box-link img {
    height: 32px;
    margin-left: 4px;
    opacity: 0.4;
  }
}
@media (min-width: 768px) {
  .top-company {
    width: 1140px;
    margin: 2rem auto 0;
  }
  .top-company-content {
    height: 385px;
    width: 1140px;
    border-radius: 5px;
    margin: 1rem auto 0;
    position: relative;
    background-color: #d1d1d1;
    background-image: url(images/top-company.png);
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    color: #FFF;
    align-content: space-around;
    flex-wrap: nowrap;
  }
  .top-company-content h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
    color: #FFF;
  }
  .top-company-content a {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: right;
    color: #EEE;
  }
  .top-company-content a img {
    height: 46px;
    margin-left: 12px;
    margin-right: 32px;
    filter: invert(1);
    opacity: 0.6;
  }
  .top-company-content p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    line-height: 150%;
  }
  .top-company-content .text {
    margin-left: 24px;
    margin-bottom: 111px;
    width: calc(100% - 24px);
  }
  .top-quick-link {
    width: 1140px;
    margin: 2rem auto;
    display: flex;
    flex-direction: row;
    align-content: center;
    justify-content: flex-start;
  }
  .top-quick-link a,
  .top-quick-link a:hover {
    color: #000;
    text-decoration: none;
    display: flex;
    height: 50px;
    flex-direction: row;
    align-items: center;
  }
  .top-quick-link a div:first-child,
  .top-quick-link a:hover div:first-child {
    margin-right: 10px;
  }
  .top-quick-link a div:nth-child(2),
  .top-quick-link a:hover div:nth-child(2) {
    margin-right: 25px;
  }
  .top-quick-link img {
    height: 46px;
    opacity: 0.4;
  }
}
@media (max-width: 768px) {
  .top-company {
    width: 95vw;
    margin: 2rem auto 0;
  }
  .top-company-content {
    height: 310px;
    width: 95vw;
    border-radius: 5px;
    margin: 1rem auto 0;
    position: relative;
    background-color: #d1d1d1;
    background-image: url(images/top-company.png);
    background-position-x: 77%;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    color: #FFF;
    align-content: space-around;
    flex-wrap: nowrap;
  }
  .top-company-content > div:first-child {
    margin-top: 16px !important;
  }
  .top-company-content h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 24px;
    color: #FFF;
  }
  .top-company-content a {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: right;
    color: #EEE;
    font-size: 14px;
  }
  .top-company-content a img {
    height: 32px;
    margin-left: 12px;
    margin-right: 16px;
    filter: invert(1);
    opacity: 0.6;
  }
  .top-company-content p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    line-height: 150%;
  }
  .top-company-content .text {
    margin-left: 10px;
    margin-bottom: 0;
    /*width: calc(100% - 24px);*/
  }
  .top-company-content .text > p > br {
    display: none;
  }
  .top-quick-link {
    width: 95vw;
    margin: 2rem auto;
    display: flex;
    flex-direction: row;
    align-content: center;
    justify-content: flex-start;
  }
  .top-quick-link a,
  .top-quick-link a:hover {
    color: #000;
    text-decoration: none;
    display: flex;
    height: 50px;
    flex-direction: row;
    align-items: center;
  }
  .top-quick-link a div:first-child,
  .top-quick-link a:hover div:first-child {
    margin-right: 10px;
  }
  .top-quick-link a div:nth-child(2),
  .top-quick-link a:hover div:nth-child(2) {
    margin-right: 25px;
  }
  .top-quick-link img {
    height: 36px;
    opacity: 0.4;
  }
}
@media (min-width: 768px) {
  .header-container-products {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-products a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .product-wrapper {
    width: 1140px;
    margin: 3rem auto;
  }
  .product-wrapper .left-block {
    /* 弊社は光ネットワーク、サーバー、ストレージシステム向けの幅広いファイバーオプティック関連製品を供給しております。 弊社の光トランシーバーは、オリジナルメーカーのハードウェアと完全に互換性があります。全ての製品は、ライブ技術環境の要求を満たすよう、徹底的な認証およびテストが実施されます */
    width: 577px;
    font-size: 16px;
    line-height: 180%;
    /* or 29px */
    text-align: justify;
  }
  .product-wrapper .left-block h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
    line-height: 128%;
  }
  .product-top-flex {
    display: flex;
    flex-direction: row;
  }
  .category-list {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
    justify-content: space-between;
  }
  .category-list > div {
    width: 45%;
  }
  .product-top-flex2 {
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .product-top-flex2 .switch-icon {
    text-align: center;
  }
  .product-top-flex2 .p-category {
    text-align: center;
  }
  .product-top-flex2 img {
    width: 100px;
    opacity: 0.6;
  }
  .product-top-flex2 a,
  .product-top-flex2 a:hover {
    text-decoration: none;
    color: #000;
  }
  .category-icon {
    width: 180px;
  }
  .certification {
    width: 526px;
    height: 73px;
  }
}
@media (max-width: 768px) {
  .header-container-products {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-products a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .product-wrapper {
    width: 95vw;
    margin: 3rem auto;
  }
  .product-wrapper .left-block {
    /*width: 577px;*/
    font-size: 16px;
    line-height: 180%;
    /* or 29px */
    text-align: justify;
  }
  .product-wrapper .left-block h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
    line-height: 128%;
  }
  .product-wrapper .left-block h2 br {
    display: none;
  }
  .product-top-flex {
    display: flex;
    flex-direction: column-reverse;
  }
  .category-list {
    /*display: flex;
        flex-wrap: nowrap;
        align-items: flex-start;
        justify-content: space-between;*/
  }
  .category-list > div {
    width: 100%;
  }
  .product-top-flex2 {
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .product-top-flex2 .switch-icon {
    text-align: center;
  }
  .product-top-flex2 .p-category {
    text-align: center;
  }
  .product-top-flex2 img {
    width: 100px;
    opacity: 0.6;
  }
  .product-top-flex2 a,
  .product-top-flex2 a:hover {
    text-decoration: none;
    color: #000;
  }
  .product-top-flex2 .right-block {
    width: 100vw;
  }
  .category-icon {
    width: 180px;
  }
  .certification {
    width: 95vw;
    height: 73px;
  }
  .hr-mobile {
    display: none;
  }
}
@media (min-width: 768px) {
  .header-container-optical-module {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-optical-module a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .optical-module-wrapper {
    width: 1140px;
    margin: 3rem auto;
    display: flex;
    flex-direction: row;
    align-content: flex-start;
    justify-content: space-between;
  }
  .optical-module-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .optical-module-wrapper .container {
    width: 800px;
  }
  .optical-module-wrapper .container p {
    margin: 0.7rem 0;
    line-height: 170%;
  }
  .optical-module-wrapper .container p:first-child {
    margin-top: 0;
  }
  .optical-module-wrapper .container h3 {
    font-size: 24px;
    margin-bottom: 10px;
  }
  .optical-module-wrapper .container h4 {
    font-size: 16px;
    font-weight: 700;
  }
  .optical-module-wrapper .container .item {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
  .optical-module-wrapper .container .item-content {
    width: 68%;
  }
  .optical-module-wrapper .container .item-image {
    width: 30%;
    height: 135px;
    mix-blend-mode: multiply;
    transform: translateY(-47px);
  }
  .optical-module-wrapper .shopify {
    width: 80px;
    border-left: 1px solid #999;
    padding-left: 1rem;
  }
  .optical-module-wrapper .shopify-mobile {
    display: none;
  }
  .product-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    width: 210px;
    overflow: hidden;
    padding-right: 10px;
    border-right: 1px solid #999;
  }
  .product-nav .uk-accordion-title {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
  }
  .product-nav .uk-accordion-content {
    margin-top: 5px;
    margin-left: 1rem;
  }
  .product-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
  .uk-accordion > :nth-child(n+2) {
    margin-top: 10px;
  }
  .uk-accordion-title::before {
    content: "";
    width: 1.4em;
    height: 1.4em;
    margin-left: 0;
    float: right;
    background-image: none !important;
  }
}
@media (max-width: 768px) {
  .header-container-optical-module {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-optical-module a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .optical-module-wrapper {
    width: 95vw;
    margin: 3rem auto;
    display: flex;
    flex-direction: column-reverse;
    align-content: flex-start;
    justify-content: space-between;
  }
  .optical-module-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .optical-module-wrapper .container {
    width: 95vw;
  }
  .optical-module-wrapper .container p {
    margin: 0.7rem 0;
    line-height: 170%;
  }
  .optical-module-wrapper .container p:first-child {
    margin-top: 0;
  }
  .optical-module-wrapper .container h3 {
    font-size: 24px;
    margin-bottom: 10px;
  }
  .optical-module-wrapper .container h4 {
    font-size: 16px;
    font-weight: 700;
  }
  .optical-module-wrapper .container .item {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }
  .optical-module-wrapper .container .item-content {
    width: 68%;
  }
  .optical-module-wrapper .container .item-image {
    width: 30%;
    height: 135px;
    mix-blend-mode: multiply;
    transform: translateY(-47px);
  }
  .optical-module-wrapper .shopify {
    display: none;
  }
  .optical-module-wrapper .shopify-mobile {
    display: flex;
    border-top: 1px solid #999;
    padding-top: 1rem;
    margin-bottom: 1rem;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
  }
  .optical-module-wrapper .shopify-mobile img {
    width: 80px;
  }
  .product-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    width: 95vw;
    overflow: hidden;
    padding-top: 10px;
    border-top: 1px solid #999;
  }
  .product-nav .uk-accordion-title {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
  }
  .product-nav .uk-accordion-content {
    margin-top: 5px;
    margin-left: 1rem;
  }
  .product-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
  .uk-accordion > :nth-child(n+2) {
    margin-top: 10px;
  }
  .uk-accordion-title::before {
    content: "";
    width: 1.4em;
    height: 1.4em;
    margin-left: 0;
    float: right;
    background-image: none !important;
  }
  .dummy-overlay {
    display: none !important;
  }
}
.tk-header-networking a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
.tk-header-optical-cable a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
.tk-header-racks-and-enclosures a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
.tk-header-wdm-and-optical-access a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
.tk-header-custom-products a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
@media (min-width: 768px) {
  .header-container-quality-assurance {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-quality-assurance a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .quality-assurance-wrapper {
    width: 1140px;
    margin: 3rem auto;
    display: flex;
    flex-direction: row;
    align-content: flex-start;
    justify-content: space-between;
  }
  .quality-assurance-wrapper .container-image {
    width: 100%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .quality-assurance-wrapper .container {
    width: 900px;
  }
  .quality-assurance-wrapper .container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .quality-assurance-wrapper .container p:first-child {
    margin-top: 0;
  }
  .quality-assurance-wrapper .container h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .quality-assurance-wrapper .container h4 {
    font-size: 16px;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
  }
  .quality-assurance-wrapper .container .ul-head {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
  }
  .quality-assurance-list {
    line-height: 170% !important;
  }
}
@media (max-width: 768px) {
  .header-container-quality-assurance {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-product.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-quality-assurance a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .quality-assurance-wrapper {
    width: 95vw;
    margin: 3rem auto;
    display: flex;
    flex-direction: column-reverse;
    align-content: flex-start;
    justify-content: flex-end;
    flex-wrap: nowrap;
  }
  .quality-assurance-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .quality-assurance-wrapper .container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .quality-assurance-wrapper .container p:first-child {
    margin-top: 0;
  }
  .quality-assurance-wrapper .container h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .quality-assurance-wrapper .container h4 {
    font-size: 16px;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
  }
  .quality-assurance-wrapper .container .ul-head {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
  }
  .quality-assurance-list {
    line-height: 170% !important;
  }
}
@media (min-width: 768px) {
  .header-container-news {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-news.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-news a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .news-wrapper {
    width: 1140px;
    margin: 4rem auto;
    display: flex;
    flex-direction: row;
    align-content: flex-start;
    justify-content: space-between;
  }
  .news-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .news-wrapper .news-container {
    width: 870px;
    margin-left: 2rem;
  }
  .news-wrapper .news-container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .news-wrapper .news-container p:first-child {
    margin-top: 0;
  }
  .news-wrapper .news-container h3 {
    font-size: 24px;
    margin-bottom: 2rem;
  }
  .news-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    width: 210px;
    overflow: hidden;
    padding-right: 10px;
    border-right: 1px solid #999;
  }
  .news-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
}
@media (max-width: 768px) {
  .header-container-news {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-news.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-news a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .news-wrapper {
    width: 95vw;
    margin: 4rem auto;
    display: flex;
    flex-direction: column;
    align-content: flex-start;
    justify-content: flex-start;
    flex-wrap: nowrap;
  }
  .news-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .news-wrapper .news-container {
    width: 95vw;
  }
  .news-wrapper .news-container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .news-wrapper .news-container p:first-child {
    margin-top: 0;
  }
  .news-wrapper .news-container h3 {
    font-size: 24px;
    margin-bottom: 2rem;
  }
  .news-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    overflow: hidden;
    border-bottom: 1px solid #999;
    margin-bottom: 2rem;
  }
  .news-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
}
@media (min-width: 768px) {
  .header-container-company {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-company.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-company a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .company-wrapper {
    width: 1140px;
    margin: 3rem auto;
  }
  .company-philosophy p {
    text-align: justify;
    margin-top: 0.5rem;
  }
  .company-philosophy h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 200%;
  }
  .company-philosophy h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 28px;
    margin-bottom: 0;
  }
  .company-representative {
    margin: 3rem auto;
  }
  .company-representative .title {
    font-size: 16px;
    margin: 2rem 0 0;
  }
  .company-representative h3 {
    margin-top: 0;
  }
  .company-representative p {
    text-align: justify;
    margin: 0.5rem 0 0;
  }
  .company-representative h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 200%;
  }
  .company-information {
    margin: 4rem auto;
  }
  .company-information dl {
    font-size: 16px;
    line-height: 170%;
  }
  .company-information dt {
    width: 150px;
    float: left;
    clear: both;
  }
  .company-information dd {
    width: auto;
  }
  .company-information h4 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    margin: 0 0;
  }
}
@media (max-width: 768px) {
  .header-container-company {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-company.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-company a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .company-wrapper {
    width: 95vw;
    margin: 3rem auto;
  }
  .company-philosophy p {
    text-align: justify;
    margin-top: 0.5rem;
  }
  .company-philosophy h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 200%;
  }
  .company-philosophy h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 28px;
    margin-bottom: 0;
  }
  .company-representative {
    margin: 3rem auto;
  }
  .company-representative .title {
    font-size: 16px;
    margin: 2rem 0 0;
  }
  .company-representative h3 {
    margin-top: 0;
  }
  .company-representative p {
    text-align: justify;
    margin: 0.5rem 0 0;
  }
  .company-representative h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 200%;
  }
  .company-information {
    margin: 4rem auto;
  }
  .company-information dl {
    font-size: 16px;
    line-height: 170%;
  }
  .company-information dt {
    width: 150px;
    /*        float: left;
        clear: both;*/
    height: 1.5rem !important;
    margin: 10px 0;
  }
  .company-information dd {
    width: auto;
  }
  .company-information h4 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    margin: 0 0;
  }
}
@media (min-width: 768px) {
  .header-container-searchresult {
    height: 260px !important;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-company.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-searchresult a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .searchresult-wrapper {
    width: 1140px;
    margin: 3rem auto;
  }
  .searchresult-wrapper .entry-title {
    font-size: 1.5rem;
    line-height: 170%;
    margin-top: 1rem;
  }
  .searchresult-wrapper .entry-title a {
    color: #000;
    text-decoration: none;
  }
}
@media (max-width: 768px) {
  .header-container-searchresult {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-company.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-searchresult a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .searchresult-wrapper {
    width: 95vw;
    margin: 3rem auto;
  }
  .searchresult-wrapper .entry-title {
    font-size: 1.5rem;
    line-height: 170%;
    margin-top: 1rem;
  }
  .searchresult-wrapper .entry-title a {
    color: #000;
    text-decoration: none;
  }
}
@media (min-width: 768px) {
  .header-container-solution {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/header-solution.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-solution a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .solution-wrapper {
    width: 1140px;
    margin: 3rem auto;
  }
  .solution-item {
    margin: 3rem auto;
  }
  .solution-item .title {
    font-size: 16px;
    margin: 2rem 0 0;
  }
  .solution-item h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 18px;
    margin: 2rem 0 1rem;
  }
  .solution-item p {
    text-align: justify;
    margin: 1rem 0 0;
  }
  .solution-item h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 170%;
  }
  .solution-flex {
    margin: 2rem 0;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
  }
  .solution-flex > div img {
    width: inherit;
    mix-blend-mode: multiply;
  }
  .fiber-cable-solution {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-around;
    align-items: stretch;
  }
  .fiber-cable-solution div:first-child {
    width: fit-content;
  }
  .fiber-cable-solution div:last-child {
    margin-top: 1rem;
    width: 340px;
    margin-left: 2rem;
  }
  .fiber-cable-solution div:last-child img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
@media (max-width: 768px) {
  .header-container-solution {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/header-solution.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-solution a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .solution-wrapper {
    width: 95vw;
    margin: 3rem auto;
  }
  .solution-item {
    margin: 3rem auto;
  }
  .solution-item .title {
    font-size: 16px;
    margin: 2rem 0 0;
  }
  .solution-item h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 18px;
    margin: 2rem 0 1rem;
  }
  .solution-item p {
    text-align: justify;
    margin: 1rem 0 0;
  }
  .solution-item h2 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 34px;
    line-height: 170%;
  }
  .solution-flex {
    margin: 2rem 0;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
  }
  .solution-flex > div img {
    width: inherit;
    mix-blend-mode: multiply;
  }
  .fiber-cable-solution {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-around;
    align-items: stretch;
  }
  .fiber-cable-solution div:first-child {
    width: fit-content;
  }
  .fiber-cable-solution div:last-child {
    width: 200px;
    margin-left: 1rem;
  }
  .fiber-cable-solution div:last-child img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
@media (min-width: 768px) {
  .header-container-support {
    height: 260px;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-support.png");
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-support a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .support-wrapper {
    width: 1140px;
    margin: 4rem auto;
    display: flex;
    flex-direction: row;
    align-content: flex-start;
    justify-content: space-between;
  }
  .support-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .support-wrapper .support-container {
    width: 870px;
    margin-left: 2rem;
  }
  .support-wrapper .support-container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .support-wrapper .support-container p:first-child {
    margin-top: 0;
  }
  .support-wrapper .support-container h3 {
    font-size: 24px;
    margin-bottom: 2rem;
  }
  .support-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    width: 210px;
    overflow: hidden;
    padding-right: 10px;
    border-right: 1px solid #999;
  }
  .support-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
  .wpcf7-textarea {
    width: 600px;
  }
  .wpcf7-select {
    padding: 10px;
  }
}
@media (max-width: 768px) {
  .header-container-support,
  header-container-regal {
    height: 260px !important;
    position: relative;
    background-color: #828ad8;
    background-image: url("images/category-support.png") !important;
    background-position: center;
    background-clip: content-box;
    background-size: cover;
    background-blend-mode: multiply;
  }
  .tk-header-support a {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    color: #FFF !important;
    white-space: nowrap;
  }
  .support-wrapper {
    width: 95vw;
    margin: 4rem auto;
    display: flex;
    flex-direction: column-reverse;
    align-content: flex-start;
  }
  .support-wrapper .container-image {
    width: 80%;
    margin: 0 auto 1rem;
    mix-blend-mode: darken;
  }
  .support-wrapper .support-container p {
    margin: 10px 0;
    line-height: 170%;
  }
  .support-wrapper .support-container p:first-child {
    margin-top: 0;
  }
  .support-wrapper .support-container h3 {
    font-size: 24px;
    margin-bottom: 2rem;
  }
  .support-nav {
    display: block;
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 170%;
    overflow: hidden;
    padding-top: 1rem;
    margin-top: 2rem;
    border-top: 1px solid #999;
  }
  .support-nav a {
    display: block;
    color: #000;
    text-decoration: none;
  }
  .contact-wrapper {
    flex-direction: column !important;
  }
  .contact-wrapper .support-nav {
    padding-top: 0 !important;
    margin-bottom: 2rem;
    border-top: none !important;
  }
  .wpcf7-textarea {
    width: 95vw;
  }
  .wpcf7-select {
    padding: 10px;
  }
}
.tk-header-regal a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
.tk-header-contact a {
  font-family: "Noto Sans KR", sans-serif !important;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
  color: #FFF !important;
  white-space: nowrap;
}
@media (min-width: 768px) {
  .language-top-header-title-sub {
    max-width: 1140px;
    height: calc(294px - 140px);
    margin: 0 auto !important;
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    transition: opacity 0.5s;
  }
  .language-top-title-flex-sub {
    height: fit-content;
    overflow: hidden;
  }
  .language-top-title-flex-sub h1 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 38px;
    line-height: 128%;
    color: #FFF;
  }
  .language-top-title-flex-sub p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 17px;
    line-height: 160%;
    color: #FFF;
  }
}
@media (max-width: 768px) {
  .language-top-header-title-sub {
    max-width: 95vw;
    height: calc(294px - 140px);
    margin: 0 auto !important;
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    transition: opacity 0.5s;
  }
  .language-top-title-flex-sub {
    height: fit-content;
    overflow: hidden;
  }
  .language-top-title-flex-sub h1 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 32px;
    line-height: 128%;
    color: #FFF;
  }
  .language-top-title-flex-sub p {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 16px;
    line-height: 160%;
    color: #FFF;
  }
}
@media (min-width: 768px) {
  .footer-container {
    background-color: #000;
    margin: 32px 0 0 !important;
    padding: 32px 0;
  }
  footer {
    background-color: inherit;
    max-width: 1140px;
    margin: 0 auto;
    clear: both;
  }
  footer a {
    color: #FFF;
    padding: 0 !important;
  }
  footer a:hover {
    color: #EDC700;
    text-decoration: none;
  }
  .footer-title {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 24px;
    line-height: 128%;
    padding-bottom: 10px;
    margin-bottom: 15px;
    color: #FFFFFF;
    border-bottom: 1px solid #6C6C6C;
  }
  .footer-menu-container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
  .footer-spacer-div {
    display: none;
  }
  .footer-item {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    color: #FFF;
    font-size: 12px;
    line-height: 200%;
  }
  .footer-item > h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 14px;
    line-height: 16px;
    color: #FFFFFF;
  }
  .footer-item > ul {
    font-size: 12px;
    line-height: 200%;
    padding: 0;
    color: #FFF;
  }
  .SNS {
    margin-top: 40px;
    display: flex;
    gap: 13px;
  }
  .SNS img {
    width: 25px;
  }
  .copyright {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 12px;
    color: #FFF;
  }
  .copyright span {
    font-size: 14px;
  }
}
@media (max-width: 768px) {
  .footer-container {
    background-color: #000;
    margin: 32px 0 0 !important;
    padding: 32px 0;
  }
  footer {
    background-color: inherit;
    max-width: 95vw;
    margin: 0 auto;
    clear: both;
  }
  footer a {
    color: #FFF;
    padding: 0 !important;
  }
  footer a:hover {
    color: #EDC700;
    text-decoration: none;
  }
  .footer-title {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 24px;
    line-height: 128%;
    padding-bottom: 10px;
    margin-bottom: 15px;
    color: #FFFFFF;
    border-bottom: 1px solid #6C6C6C;
  }
  .footer-menu-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    align-content: flex-end;
  }
  .footer-spacer-div {
    display: block;
  }
  .footer-item {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    color: #FFF;
    font-size: 12px;
    line-height: 200%;
    width: 30%;
    margin-bottom: 1rem;
  }
  .footer-item > h3 {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-size: 14px;
    line-height: 16px;
    color: #FFFFFF;
  }
  .footer-item > ul {
    font-size: 11px;
    line-height: 200%;
    padding: 0;
    color: #FFF;
  }
  .footer-item-office {
    width: 95vw;
    margin-top: 1rem;
    border-top: 1px solid #6C6C6C;
    border-bottom: 1px solid #6C6C6C;
    padding: 1rem 0;
    margin-bottom: 1rem;
  }
  .SNS {
    margin-top: 40px;
    display: flex;
    gap: 13px;
  }
  .SNS img {
    width: 25px;
  }
  .copyright {
    font-family: "Noto Sans KR", sans-serif !important;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    font-size: 12px;
    color: #FFF;
  }
  .copyright span {
    font-size: 14px;
  }
}