.details_box {
  max-width: 1300px;
  width: 100%;
  margin: auto;
  font-family: "Helvetica Neue", Verdana, sans-serif;
}



/* nav */
.details_nav {
  display: flex;
  justify-content: space-between;
  border-radius: 0 0 4px 4px;
  box-sizing: border-box;
  padding: 20px 10px;
  margin-bottom: 15px;
  background-color: #5c787c;
}

.details_nav a {
  text-transform: uppercase;
  text-decoration: none;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.details_nav a:hover {
  color: rgba(255, 255, 255, 1);
}



/* mobile nav */
.details_mobile_nav {
  display: none;
}



/* swiper 320 */
.details_swiper {
  position: relative;
  width: 100%;
  max-height: 320px;
  margin-bottom: 15px;
  overflow: hidden;
}

.details_swiper input[type="radio"],
.details_swiper .handle_img {
  z-index: 1;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  margin: 0;
}

.details_swiper input[type="radio"] {
  opacity: 0;
}

.details_swiper .handle_img {
  pointer-events: none;
}

.details_swiper .radio_left,
.details_swiper .handle_left {
  left: 20px;
}

.details_swiper .radio_right,
.details_swiper .handle_right {
  right: 20px;
  transform: translateY(-50%) rotate(180deg);
}

.radio_left:checked ~ .handle_left,
.radio_right:checked ~ .handle_right {
  display: none;
}

.radio_right:checked ~ .details_swiper_content {
  transform: translateX(-50%);
}

.white.details_swiper_slide_content {
  color: #fff;
}
.black.details_swiper_slide_content {
  color: #333;
}

.details_swiper_content {
  position: relative;
  display: flex;
  width: 200%;
  top: 0;
  left: 0;
  transition: transform .4s ease;
}

.details_swiper_slide {
  position: relative;
  width: 50%;
}

.details_swiper_slide img {
  display: block;
  width: 100%;
}

.details_swiper_slide_content {
  position: absolute;
  top: 50%;
  left: 10%;
  transform: translateY(-50%);
}

.details_swiper_slide_content h3 {
  letter-spacing: 1px;
  font-size: 24px;
  font-weight: normal;
}

.details_swiper_slide_content p {
  margin: 10px 0;
  letter-spacing: 1px;
  line-height: 16px;
  font-size: 16px;
}




/* swiper 600 */
.details_carousel {
  display: flex;
  flex-direction: row;
  margin-bottom: 15px;
}

.details_carousel_img {
  width: 55%;
  overflow: hidden;
}

.details_carousel_img_content {
  position: relative;
  display: flex;
  width: 500%;
}

.details_carousel_img_content img {
  display: block;
  width: 20%;
}

.white.details_carousel_img_content span {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #fff;
}
.black.details_carousel_img_content span {
  border: 1px solid rgba(51, 51, 51, 0.6);
  color: #333;
}

.details_carousel_img_content span {
  cursor: pointer;
  position: absolute;
  bottom: 10%;
  display: flex;
  max-width: 200px;
  box-sizing: border-box;
  padding: 5px 10px;
  text-align: center;
  font-size: 14px;
  opacity: .8;
  transition: opacity .2s;
}

.details_carousel_img_content span:hover {
  opacity: 1;
}

.details_carousel_img_content span:nth-of-type(1) {
  left: 21%;
}

.details_carousel_img_content span:nth-of-type(2) {
  left: 41%;
}

.details_carousel_img_content span:nth-of-type(3) {
  left: 61%;
}

.details_carousel_img_content span:nth-of-type(4) {
  left: 81%;
}

.details_carousel_text {
  width: 45%;
  background-color: #f7f8f9;
}

.details_carousel_text_content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}

.details_carousel_text_content h3 {
  box-sizing: border-box;
  margin: 0 0 20px 0;
  padding-left: 60px;
  color: #333;
  font-size: 28px;
  font-weight: normal;
}

.details_carousel_text_content ul {
  box-sizing: border-box;
  margin: 0;
  padding: 0 40px 0 80px;
}

.details_carousel_text_content ul li {
  line-height: 30px;
  color: #333;
}


.details_thumbnail {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin-bottom: 15px;
}

.details_thumbnail_item {
  cursor: pointer;
  position: relative;
  width: calc(100% / 5 - 10px);
}

.details_thumbnail_item::after {
  content: "";
  pointer-events: none;
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  transition: background-color .2s ease;
}

.details_thumbnail_item:hover::after {
  background-color: rgba(0, 0, 0, 0);
}

.details_thumbnail_item img {
  display: block;
  width: 100%;
}

.details_thumbnail_item input[type="radio"] {
  z-index: 1;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}



/* banner */
.details_banner {
  position: relative;
  width: 100%;
  margin-bottom: 10px;
}

.details_banner img {
  display: block;
  width: 100%;
}

.details_banner_doporro {
  position: absolute;
  left: 10%;
  top: 12%;
  display: inline-block;
  max-width: 150px;
}

.black.details_banner_content {
  color: #333;
}
.white.details_banner_content {
  color: #fff;
}

.right.details_banner_content {
  right: 10%;
  text-align: right;
}

.left.details_banner_content {
  left: 10%;
  text-align: left;
}

.details_banner_content {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.details_banner_content h3 {
  letter-spacing: 1px;
  font-size: 28px;
  font-weight: normal;
}

.details_banner_content p {
  margin: 10px 0;
  letter-spacing: 1px;
  line-height: 16px;
  font-size: 16px;
}



/* product info */
.details_info {
  display: flex;
  flex-direction: row;
  width: 100%;
  box-sizing: border-box;
  padding: 0 120px;
}

.details_info_img {
  width: 50%;
  margin: auto 0;
}

.details_info_img img {
  width: auto;
  height: 100%;
}

.details_info_text {
  width: 50%;
  padding: 80px 0px 80px 100px;
}

.details_info_text h4 {
  margin-bottom: 20px;
  color: #333;
  font-size: 20px;
  font-weight: normal;
}

.details_info_text p {
  margin: 10px 0;
  letter-spacing: 1px;
  line-height: 20px;
  color: #333;
  font-size: 16px;
}

.details_info_text .dotted_line {
  margin: 40px 0;
  border-top: 1px dashed #333;
}


/*
 * @class: exhibition
 * @description: 
*/
.exhibition {
  width: 100%;
  margin-top: 20px;
}

.exhibition-title {
  display: inline-flex;
  padding: 10px 120px 10px 40px;
  border-radius: 0 8px 8px 0;
  background-color: #5c787c;
  color: #fff;
  font-weight: normal;
}

.exhibition-wrapper {
  width: 100%;
  margin-top: 40px;
}

.exhibition-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  list-style: none;
  padding: 0;
}

.exhibition-item {
  cursor: pointer;
  display: flex;
  width: calc(100% / 5 - 20px);
  margin-bottom: 20px;
  border-radius: 10px;
  overflow: hidden;
}


.exhibition-item img {
  width: 100%;
  height: auto;
  transition: all .2s ease;
}

.exhibition-item:hover img {
  transform: scale(1.1);
}


/* @media screen-width < 1080 */
@media screen and (max-width: 1080px) {
  .details_nav {
    display: none;
  }


  .details_mobile_nav {
    position: relative;
    display: block;
  }

  .details_mobile_nav input[type="checkbox"] {
    display: none;
  }

  .details_mobile_nav input[type="checkbox"]:checked ~ .nav_list {
    opacity: 1;
    pointer-events: visible;
    transform: translateY(0);
  }

  .details_mobile_nav .nav_title {
    user-select: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 40px;
    background-color: #5c787c;
    color: #fff;
    font-size: 20px;
  }

  .details_mobile_nav .nav_list {
    z-index: 1;
    position: absolute;
    left: 0;
    top: 100%;
    width: 100%;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transform: translateY(30px);
    transition: all .2s ease;
  }

  .details_mobile_nav .nav_item {
    user-select: none;
    cursor: pointer;
    background-color: rgba(92, 120, 124, 0.9);
    line-height: 40px;
    transition: all .2s ease;
  }

  .details_mobile_nav .nav_item:hover {
    background-color: rgba(92, 120, 124, 1);
  }

  .details_mobile_nav .nav_item:hover a {
    opacity: 1;
  }

  .details_mobile_nav .nav_item a {
    color: #fff;
    text-decoration: none;
    opacity: .8;
  }


  .details_carousel {
    display: flex;
    flex-direction: column;
  }

  .details_carousel_img {
    width: 100%;
    margin-bottom: 15px;
  }

  .details_carousel_text {
    width: 100%;
    padding: 20px 0;
  }

  .details_info {
    flex-direction: column;
  }

  .details_info_img {
    width: 100%;
    margin: 120px 0;
  }

  .details_info_img img {
    width: 100%;
    height: auto;
  }

  .details_info_text {
    width: 100%;
    box-sizing: border-box;
    padding: 0 0 120px 0;
  }
}


/* @media screen-width < 768 */
@media screen and (max-width: 768px) {
  .details_swiper_slide_content h3,
  .details_carousel_text_content h3,
  .details_banner_content h3,
  .details_connector_content h3,
  .details_delicateness_content h3,
  .details_install_content h3 {
    margin: 10px 0;
    font-size: 20px;
  }

  .details_swiper_slide_content p,
  .details_carousel_text_content li,
  .details_banner_content p,
  .details_info_text p,
  .details_connector_content p,
  .details_delicateness_content p,
  .details_install_content p {
    margin: 5px 0;
    line-height: 18px;
    font-size: 14px;
  }

  .details_info {
    padding: 0 80px;
  }

  .details_info_img {
    margin: 100px 0 60px 0;
  }

  .details_info_text {
    padding: 0 0 100px 0;
  }

  /* exhibition */
  .exhibition {
    margin-top: 50px;
  }

  .exhibition-title {
    padding: 10px 40px 10px 20px;
    font-size: 20px;
  }

  .exhibition-wrapper {
    margin-top: 0px;
    box-sizing: border-box;
    padding: 0 10px;
  }

  .exhibition-item {
    width: calc(100% / 2 - 7.5px);
    margin-bottom: 15px;
  }
}


/* @media screen-width < 580 */
@media screen and (max-width: 580px) {
  .details_swiper_slide_content h3,
  .details_carousel_text_content h3,
  .details_connector_content h3,
  .details_info_text h4,
  .details_delicateness_content h3,
  .details_install_content h3 {
    margin: 10px 0;
    font-size: 16px;
  }

  .details_swiper_slide_content p,
  .details_carousel_text_content li,
  .details_banner_content p,
  .details_info_text p,
  .details_connector_content p,
  .details_delicateness_content p,
  .details_install_content p {
    margin: 5px 0;
    line-height: 16px;
    font-size: 12px;
  }

  .details_carousel_img_content span {
    font-size: 12px;
  }

  .details_carousel_text_content h3 {
    padding-left: 40px;
  }

  .details_carousel_text_content ul {
    padding: 0 40px;
  }
  
  .details_info {
    padding: 0 60px;
  }

  .details_info_img {
    margin: 60px 0 40px 0;
  }

  .details_info_text {
    padding: 0 0 60px 0;
  }

}

/* @media screen-width < 450 */
@media screen and (max-width: 450px) {
  .details_swiper_slide_content,
  .details_connector_content,
  .details_install_content {
    transform: translateY(-50%) scale(.60);
    transform-origin: left;
  }

  .left.details_banner_doporro,
  .left.details_banner_content {
    transform: translateY(-50%) scale(.60);
    transform-origin: left;
  }

  .right.details_banner_doporro,
  .right.details_banner_content {
    transform: translateY(-50%) scale(.60);
    transform-origin: right;
  }

  .details_delicateness_content {
    transform: translateY(-50%) scale(.60);
    transform-origin: right;
  }


  .details_info {
    padding: 0 20px;
  }
}