.banner {
  overflow: hidden;
  position: relative;
  color: white;
}
.banner .point{
    position: absolute;
    justify-content: center;
    z-index: 2;
}
.banner .point span{
    background: #fff;
    opacity: 1;
}
.banner .point .swiper-pagination-bullet-active{
    background: #f00000;
}
.banner .banner_bg {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.banner video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.banner .phone_play {
  display: none;
}
.banner .swiper-slide {
  height: 100vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.banner .banner_info {
  font-weight: bold;
  color: #fff;
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  word-break: keep-all;
  letter-spacing: 6px;
  font-size: 50px;
  display: none;
}
.banner .banner_info a {
  cursor: pointer;
  color: #fff;
}
.banner .banner_act {
  position: relative;
}
.banner .banner_act::after {
  content: "";
  display: block;
  width: 100%;
  height: 6px;
  background: #d0111b;
  position: absolute;
  margin-top: 10px;
}
@media screen and (max-width: 1200px) {
  .banner_info {
    font-size: 24px;
  }
    .banner {
    margin-top: 60px;
  }
  .banner .swiper-slide {
    height: calc(100vh - 60px);
  }
  .banner .banner_info{
      font-size: 30px;
  }
}
@media screen and (max-width: 1000px) {
     .banner .swiper-slide {
    height: auto;
  }
  .banner .banner_info{
      font-size: 14px;
  } 
}