.main-container {
  width: 100%;
}

.video_wrap {
  background: url(../imgAll/video_bg.jpg) no-repeat center center;
  background-size: 100% 100%;
}

.video_con,
.preview_con {
  width: 1130px;
  margin: 0 auto;
  position: relative;
}

.preview_wrap {
  background-color: #16161a;
  height: 144px;
}

.preview_wrap .swiper-container {
  width: 1120px;
  height: 130px;
  padding-top: 10px;
  padding-left: 5px;
  box-sizing: border-box;
  margin: 0 auto;
  color: #fff;
  text-align: center;
}

.preview_wrap .swiper-slide {
  height: 100%;
  padding-right: 10px;
  box-sizing: border-box;
  cursor: pointer;
}

.preview_wrap .swiper-slide:last-child {
  margin-right: 0;
}

.preview_wrap .swiper-slide .img {
  width: 140px;
  height: 80px;
  margin-bottom: 10px;
}

.preview_wrap .swiper-slide .img img {
  width: 100%;
  height: 100%;
}

.preview_wrap .swiper-slide .title {
  width: 140px;
  font-size: 15px;
  color: hsla(0, 0%, 100%, 0.87);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
}

.arrow-left,
.arrow-right {
  position: absolute;
  top: 27%;
  width: 32px;
  height: 44px;
  z-index: 100;
}

.arrow-left {
  background: url(../imgAll/arrow_left2.png) no-repeat -2px center rgba(32, 32, 32, 0.7);
  left: 0;
  border-radius: 0 26px 26px 0;
}

.arrow-right {
  background: url(../imgAll/arrow_right2.png) no-repeat 2px center
    rgba(32, 32, 32, 0.7);
  right: 0;
  border-radius: 26px 0 0 26px;
}

.footer {
  position: static;
}