.page-about .about-colum {
  padding: 20px 140px 20px 0;
}
@media only screen and (max-width:767px) {
  .page-about .about-colum {
    padding: 0;
  }
}
@media only screen and (min-width:768px) and (max-width:991px) {
  .page-about .about-colum {
    padding: 20px 40px 20px 0;
  }
}
.page-about .about-colum .title {
  margin-bottom: 28px;
  line-height: 48px;
  font-size: 32px;
  color: #000;
  font-weight: 400;
}
.page-about .about-colum .desc {
  line-height: 24px;
  font-size: 14px;
  color: #333;
}
.page-about .about-video {
  width: 440px;
  flex-shrink: 0;
  position: relative;
}
@media only screen and (max-width:767px) {
  .page-about .about-video {
    width: auto;
    margin-left: -15px;
    margin-right: -15px;
  }
}
@media only screen and (min-width:768px) and (max-width:991px) {
  .page-about .about-video {
    width: 248px;
  }
}
.page-about .about-video .video-inner {
  position: relative;
  padding: 6px;
  background: #fff;
  box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.4);
  z-index: 2;
}
@media only screen and (max-width:767px) {
  .page-about .about-video .video-inner {
    padding: 0;
    box-shadow: none;
  }
}
.page-about .about-video .video-inner .play-btn {
  color: #fff;
  font-size: 70px;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -35px;
  margin-top: -35px;
  box-sizing: border-box;
  background-repeat: no-repeat;
}
.page-about .about-video .video-inner a {
  position: relative;
  width: 100%;
  height: 0;
  padding-top: 55.14%;
  background-repeat: no-repeat;
  background-position: 50%;
  background-size: cover;
  background-color: #222c44;
  cursor: pointer;
  display: block;
}
.page-about .about-video .video-inner a:before {
  position: absolute;
  content: "";
  left: 0px;
  top: 0px;
  right: 0px;
  bottom: 0px;
  background-color: rgba(22, 26, 51, 0.75);
}
.page-about .about-video .video-inner a:hover .play-btn {
  color: aqua;
}
@media only screen and (min-width:767px) {
  .page-about .about-video:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -188px;
    margin-left: -320px;
    display: block;
    width: 640px;
    height: 376px;
    background-image: url(../../img/bg-img/bg-video.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50%;
    pointer-events: none;
  }
}

.prolist li {
  border-bottom: 1px solid #cbcbcb;
  padding: 10px 0;
}
.prolist .item-desc {
  height: 0;
  overflow: hidden;
}
.prolist .item-desc .item-desc-txt {
  margin-top: 10px;
  line-height: 24px;
  font-size: 14px;
  color: #666;
  max-height: 48px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  text-overflow: ellipsis;
  overflow: hidden;
}
.prolist .item-desc.show {
  height: auto;
}
.prolist .item-btn {
  line-height: 28px;
  height: 28px;
  font-size: 18px;
  color: #333;
  font-weight: 400;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  display: block;
}
.prolist .item-btn i {
  margin-right: 10px;
}

.about-probm-tit {
  line-height: 40px;
  font-size: 28px;
  color: #000;
  font-weight: 400;
}

.advantage .container-box {
  display: flex;
  justify-content: space-between;
  padding: 45px 72px;
  border-bottom: 5px solid #f7f8fa;
}
@media only screen and (max-width:767px) {
  .advantage .container-box {
    padding: 25px 15px;
    flex-direction: column;
  }
}
@media only screen and (min-width:768px) and (max-width:991px) {
  .advantage .container-box {
    padding: 35px 20px;
  }
}
@media only screen and (max-width:767px) {
  .advantage .container-box .container-box-r1 img {
    position: absolute;
    width: 35%;
    bottom: 10px;
    right: 10px;
  }
}
.advantage .container-box .container-box-l1 {
  width: 60%;
}
@media only screen and (max-width:767px) {
  .advantage .container-box .container-box-l1 {
    width: auto;
  }
}
.advantage .container-box .container-box-l1 .title {
  font-size: 18px;
  color: #373f5e;
  line-height: 32px;
  border-bottom: 1px solid rgba(25, 28, 61, 0.2);
  margin-bottom: 26px;
  padding-bottom: 10px;
}
.advantage .container-box .container-box-l1 .title span {
  font-family: RobotoMono-Regular;
  font-size: 18px;
  color: #373f5e;
  line-height: 32px;
  display: inline-block;
  width: 40px;
  position: relative;
}
.advantage .container-box .container-box-l1 .title span:after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 3px;
  position: absolute;
  background: #191c3d;
  top: 42px;
  left: 0;
}
.advantage .container-box .container-box-l1 .desc {
  opacity: 0.6;
  font-size: 14px;
  color: #191c3d;
  line-height: 26px;
}
.advantage .container-box .container-box-l1 ul {
  margin-top: 24px;
}
.advantage .container-box .container-box-l1 ul li {
  font-size: 14px;
  color: #172b4e;
  line-height: 26px;
  margin-bottom: 8px;
}
.advantage .container-box .container-box-l1 ul li i {
  color: aqua;
  margin-right: 10px;
}

/*# sourceMappingURL=about.css.map */