.banner {
  background: url("/images/news_banner.jpg") center no-repeat;
  height: 560px;
}
.video_body {
  padding: 100px 0;
  background: #f2f2f2;
}
.video_body .video_show {
  width: 895px;
  height: 495px;
  border-radius: 10px;
  overflow: hidden;
}
.video_body .video_swiper {
  margin-left: 15px;
}
.video_body .video_swiper .swiper-container {
  width: 290px;
  height: 495px;
}
.video_body .video_swiper .swiper-container .swiper-slide {
  width: 100%;
  height: 159px;
  overflow: hidden;
  border-radius: 10px;
}
.video_body .video_swiper .swiper-container .swiper-slide .swiper_img {
  width: 100%;
  height: 159px;
}
.video_body .video_swiper .swiper-container .swiper-slide.swiper-slide-active {
  position: relative;
}
.video_body .video_swiper .swiper-container .swiper-slide.swiper-slide-active:before {
  content: "";
  width: 280px;
  height: 149px;
  border-radius: 10px;
  border: 5px solid #558bba;
  position: absolute;
  top: 0;
  left: 0;
}