.about-us-content {
  border-bottom: 1px solid #EEF0F4;
}
.obout {
  width: calc(1552*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  padding-bottom: 70px;
  background: #fff;
  margin: 0 auto;
  margin-top: calc(20*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
}
.obout .obout-title {
  height: 100px;
  width: 100%;
  border-bottom: 1px solid #EEEEEE;
  font-size: calc(34*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  font-weight: 700;
  text-align: center;
  height: calc(100*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  color: #333333;
  line-height: calc(100*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
}
.obout .ob-cont {
  display: flex;
}
.obout .ob-cont .ob-left {
  width: calc(737*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(540*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  background: #eeeeee;
  margin-top: 105px;
  position: relative;
}
.obout .ob-cont .ob-left .pl_video {
  position: absolute;
  top: -51px;
  left: 50%;
  transform: translate(-50%, 0);
}
.obout .ob-cont .ob-left .pl_video .pl_image {
  width: calc(673*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(553*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  position: relative;
}
.obout .ob-cont .ob-left .pl_video .pl_image img {
  width: calc(673*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(553*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
}
.obout .ob-cont .ob-left .pl_video .pl_image .pl_vior {
  width: calc(673*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(553*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  background: rgba(0, 0, 0, 0.2);
  position: absolute;
  top: 0;
}
.obout .ob-cont .ob-left .pl_video .pl_image .playtwo {
  width: calc(105*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(105*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.obout .ob-cont .ob-left .pl_video .pl_image .playtwo img {
  width: calc(105*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  height: calc(105*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
}
/* 视频 */
.video-pop {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: all 0.5s;
}
.video-pop.show {
  visibility: visible;
  opacity: 1;
}
.video-pop .pop-bg {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
}
.video-pop .pop-box {
  width: 1020px;
  height: 575px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  background: #000;
  box-sizing: border-box;
}
.video-pop .pop-box .video {
  width: 100%;
  height: 100%;
  outline: none;
}
.video-pop .close {
  width: 30px;
  height: 30px;
  position: absolute;
  top: -40px;
  right: 0;
  background: url(../image/close_01.png) no-repeat;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -ms-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.video-pop .close:hover {
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}
.ob-right {
  display: block;
  width: calc(773*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  font-size: calc(17*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  color: #737373;
  line-height: calc(38*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  padding-top: 75px;
  margin-left: 38px;
}
.ob-right i {
  display: block;
  width: calc(773*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  font-size: calc(17*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
  color: #737373;
  line-height: calc(38*(clamp(1200px, 100vw, 3840px) / var(--ideal-viewport-width)));
}