.section-head {
  box-sizing: border-box;
  height: 650px;
  padding-top: 40px;
  background: url("../img/bg-single.jpg") no-repeat center center;
}
.section-head .container {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  place-items: center;
}
.section-head .figure {
  width: 49%;
}
.section-head .certified {
  position: absolute;
  top: 0;
  left: 0;
  width: 54px;
  border-top: 1px solid #e0e0e0;
  border-bottom: 1px solid #e0e0e0;
  background: rgba(255, 255, 255, 0.5);
}
.section-head .certified li {
  position: relative;
  cursor: pointer;
  border-left: 1px solid #e0e0e0;
  border-right: 1px solid #e0e0e0;
}
.section-head .certified li:before {
  display: block;
  width: 54px;
  line-height: 50px;
  font-size: 1.5em;
  color: #747474;
  text-align: center;
}
.section-head .certified li:nth-child(1):before {
  content: "\e919";
}
.section-head .certified li:nth-child(2):before {
  content: "\e918";
}
.section-head .certified li:nth-child(3):before {
  content: "\e91a";
}
.section-head .certified li:nth-child(4):before {
  content: "\e916";
}
.section-head .certified span {
  position: absolute;
  left: 53px;
  top: 0;
  display: block;
  padding: 0 10px;
  line-height: 50px;
  white-space: nowrap;
  color: #8a8a8a;
  background: rgba(241, 241, 241, 0.7);
  filter: opacity(0);
  visibility: hidden;
  transition: filter 0.15s;
}
.section-head .certified li:hover {
  border-right: none;
  background: rgba(241, 241, 241, 0.7);
}
.section-head .certified li:hover span {
  filter: opacity(1);
  visibility: visible;
}
.section-head .summary {
  position: relative;
  box-sizing: border-box;
  width: 49%;
  height: 490px;
  padding: 40px 20px;
  background: rgba(255, 255, 255, 0.8);
}
.section-head .caption-lg {
  width: 456px;
}
.section-head .snapshot {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
  overflow: hidden;
  margin-top: 20px;
}
.section-head .snapshot:before {
  content: "";
  display: block;
  width: 100%;
  height: 4px;
  margin-bottom: 20px;
  background: #012b7e;
}
.section-head .technical {
  position: relative;
  white-space: nowrap;
  padding: 15px 0;
  margin-top: 20px;
  font-size: 18px;
}
/* .section-head .technical::after {
  content: "";
  position: absolute;
  bottom: 0;
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, #264ec770, #3d4d791f);
} */
/* .section-head .technical::before {
  content: "";
  position: absolute;
  top: 0;
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, #42495e, #151c30);
} */
.section-head .technical p {
  display: inline-block;
  width: 30%;
}
.section-head .technical .name {
  color: #012b7f;
}
.section-head .action {
  position: absolute;
  bottom: 20px;
  width: calc(100% - 40px);
  padding-top: 20px;
}
.section-head .widget-inquiry {
  display: flex;
  flex-flow: wrap-reverse;
  justify-content: space-between;
}
.section-head .button-download {
  width: 100%;
  margin-bottom: 20px;
}
.section-head .button-message,
.section-head .button-chat {
  width: 48%;
  margin-right: 0;
}
.section-head .interactive {
  position: absolute;
  top: 40px;
  right: 0;
}
.section-head .widget-interactive,
.section-head .shares {
  border: none;
  border-radius: 0;
  background: #fff;
}
.content-navigation {
  background: #fff;
}
.content-navigation nav {
  display: flex;
  justify-content: space-between;
  margin-top: 50px;
  line-height: 50px;
  font-size: 18px;
}
.content-navigation a {
  position: relative;
  width: 14.2%;
  text-align: center;
}
.content-navigation a.active:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  display: block;
  width: 100px;
  height: 3px;
  background: #012b7e;
}
.section-overview {
  padding-top: 60px;
  padding-bottom: 30px;
  background: #f7f7f7;
}
.section-overview .container {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row-reverse;
  justify-content: space-between;
}
.section-overview h2 {
  width: 100%;
}
.section-overview .media {
  width: 546px;
}
.section-overview .overview {
  width: 100%;
  padding-top: 20px;
}
.section-overview .media ~ .overview {
  width: calc(100% - 571px);
}
.section-overview .overview p {
  margin: 5px 0;
}
.section-gallery {
  padding-bottom: 60px;
  background: #f7f7f7;
}
.section-gallery .atlas {
  display: grid;
  grid-gap: 24px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 20px;
}
/* .section-gallery .atlas figure:nth-child(1) {
  position: relative;
  grid-row: 1 / 3;
  overflow: hidden;
}
.section-gallery .atlas figure:nth-child(1) img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: fit-content;
} */
.section-features {
  padding-top: 50px;
  padding-bottom: 50px;
  background-color: #e6e6e6;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
}
.section-features .items {
  padding-top: 20px;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  counter-reset: item;
}
.section-features .item {
  display: inline-block;
  width: calc(33.33% - 16.66px);
  margin-right: 25px;
  vertical-align: top;
  white-space: normal;
}
.section-features figure {
  position: relative;
  z-index: 10;
  counter-increment: item;
}
.section-features figure:after {
  content: counter(item);
  position: absolute;
  z-index: 5;
  right: 30px;
  bottom: -50px;
  line-height: 1;
  font-size: 160px;
  font-weight: 600;
  color: #f3f3f3;
  filter: opacity(0.5);
}
.section-features .description {
  box-sizing: border-box;
  width: 100%;
  height: 120px;
  padding: 20px 25px;
  background: #fff;
  overflow: hidden;
  transition: all 0.15s;
}
.section-features .description span {
  position: relative;
  z-index: 20;
}
.section-features .item-group {
  display: inline-grid;
  grid-auto-flow: column;
  grid-template-rows: 1fr 1fr;
  grid-gap: 30px;
  width: calc(50% - 17.5px);
  margin-right: 25px;
  vertical-align: top;
}
.section-features .item-group figure {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
}
.section-features .item-group .figure {
  width: 196px;
}
.section-features .item-group .description {
  width: calc(100% - 196px);
  height: auto;
  margin-top: 0;
  display: flex;
  place-items: center;
}
.section-features .carousel-prev,
.section-features .carousel-next {
  position: absolute;
  top: 50%;
  left: -40px;
  transform: translateY(-50%);
  width: 20px;
  font-size: 2.5em;
  text-align: center;
  color: #d0d0d1;
  cursor: pointer;
  user-select: none;
  transition: 0.15s;
}
.section-features .carousel-next {
  left: auto;
  right: -40px;
}
.section-features .carousel-prev:hover,
.section-features .carousel-next.hover {
  color: #012b7f;
}
.section-parameter {
  padding-top: 50px;
  padding-bottom: 50px;
}
.section-parameter .content {
  margin-top: 20px;
  overflow: auto;
}
.section-parameter table {
  width: 100%;
}
.section-parameter table tr:nth-child(2n + 2) {
  background: #f4f8fb;
}
.section-parameter table td,
.section-parameter table th {
  padding: 16px 10px;
  text-align: center;
}
.section-parameter .content > p {
  font-size: 14px;
  color: #999;
}

/* responsive */
@media (max-width: 1345px) {
  .section-head {
    height: auto;
  }
  .section-head .figure {
    width: 100%;
    text-align: center;
  }
  .section-head .summary {
    width: 100%;
  }
  .section-head .caption-lg {
    width: 100%;
  }
  .section-head .interactive {
    top: auto;
    bottom: 5px;
    right: 15px;
  }
  .content-navigation nav {
    display: block;
    white-space: nowrap;
    overflow-x: auto;
    margin-top: 30px;
  }
  .content-navigation a {
    display: inline-block;
    width: auto;
    padding: 0 30px;
    font-size: 14px;
  }
}
@media (max-width: 1024px) {
  .section-overview {
    padding-top: 30px;
    padding-bottom: 15px;
  }
  .section-overview .media {
    width: 100%;
    margin-top: 15px;
    text-align: center;
  }
  .section-overview .media ~ .overview {
    width: 100%;
  }
  .section-features {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .section-features .items {
    padding-top: 15px;
  }
  .section-features .item {
    width: 400px;
    margin-right: 15px;
  }
  .section-features .item-group {
    width: 400px;
    margin-right: 15px;
    grid-gap: 15px;
  }
  .section-features .item-group .figure {
    width: 100px;
    height: 100px;
  }
  .section-features .item-group .description {
    width: calc(100% - 100px);
  }
}
@media (max-width: 600px) {
  .section-head .snapshot {
    display: block;
    margin-top: 15px;
  }
  .section-head .action {
    margin-top: 15px;
  }
  .section-gallery .atlas {
    display: block;
    white-space: nowrap;
    overflow-x: auto;
  }
  .section-gallery figure {
    display: inline-block;
    width: 68%;
    vertical-align: top;
  }
  .section-gallery img {
    position: static !important;
    transform: none !important;
    max-width: 100% !important;
  }
  .section-features .item,
  .section-features .item-group {
    width: 100%;
  }
}