.v_ {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.3);
  z-index: 10;
}
.v_ .v_alert {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
}
.v_ .v_alert .top {
  height: 50px;
}
.v_ .v_alert .top .cha {
  display: inline-block;
  cursor: pointer;
  text-align: center;
  line-height: 30px;
  width: 30px;
  height: 30px;
  color: #000;
  font-size: 30px;
  position: absolute;
  right: 20px;
  top: 10px;
  user-select: none;
}
.v_ .v_alert .alert {
  width: 1000px;
  background-color: #fff;
  padding: 10px;
}
.v_ .v_alert .bottom {
  height: 550px;
}
.v_ .v_alert .bottom video {
  width: 100%;
  height: 100%;
}
.main {
  background-color: #1b1b1b;
  font-size: 0;
  overflow: hidden;
  min-width: 1400px;
}
.main #swiper1 {
  width: 100%;
  height: 680px;
  margin-top: 110px;
}
.main #swiper1 .swiper-slide {
  position: relative;
}
.main #swiper1 .swiper-slide .img {
  width: 100%;
  height: 100%;
  background-size: cover;
}
.main #swiper1 .swiper-slide .wenzi {
  color: #fff;
  position: absolute;
  top: 1%;
  left: 0;
  bottom: 0;
  right: 0;
  margin: auto;
  z-index: 2;
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  width: 555px;
  height: 340px;
}
.main #swiper1 .swiper-slide .wenzi .top {
  width: 552px;
  height: 159px;
  background: url("../img/shape.png") no-repeat center;
}
.main #swiper1 .swiper-slide .wenzi .top::after {
  content: "";
  display: block;
  background-color: #821515;
  width: 300px;
  height: 2px;
  position: absolute;
  top: 3%;
  left: 0;
  bottom: 0;
  right: 0;
  margin: auto;
}
.main #swiper1 .swiper-slide .wenzi .middle {
  margin-top: 39px;
  margin-bottom: 35px;
  font-size: 36px;
}
.main #swiper1 .swiper-slide .wenzi .bottom {
  font-size: 18px;
  font-weight: normal;
  background-color: #e64545;
  width: 180px;
  height: 54px;
  line-height: 54px;
  border-radius: 50px;
  margin: auto;
}
.main .banner1{
  width: 100%;
}
.main .banner1 .img{
  width: 100%;
  height: auto;
  margin: 0 auto;
}
.main .msg1 {
  overflow: hidden;
  height: 560px;
}
.main .msg1 .msg1_item {
  width: 50%;
  height: 100%;
  background-color: #e8e8e8;
  padding: 6% 9.8% 6% 8%;
  float: left;
}
.main .msg1 .msg1_item .title {
  color: #333;
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 9%;
}
.main .msg1 .msg1_item .txt {
  color: #888;
  line-height: 28px;
  font-size: 16px;
  height: 140px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}
.main .msg1 .msg1_item .btn_more {
  color: #fff;
  font-size: 16px;
  background-color: #e64545;
  width: 100px;
  height: 38px;
  line-height: 38px;
  border-radius: 50px;
  text-align: center;
  margin-top: 50px;
}
.main .msg1 .msg1_item .btn_more span {
  vertical-align: top;
}
.main .msg1 .msg1_r {
  padding: 0;
  height: 100%;
  float: right;
  background-color: rgba(0,0,0,0.2);
  position: relative;
}
.main .msg1 .msg1_r img {
  width: 100%;
  height: 100%;
}
.main .msg1 .msg1_r .m_cover {
  cursor: pointer;
  width: 100%;
  height: 100%;
  position: absolute;
  background: url("../img/bf.png") no-repeat center;
  background-color: #000;
  opacity: 0.6;
  top: 0;
  left: 0;
}
.main .msg1 .msg1_r video {
  width: 100%;
  height: 100%;
}
.main .msg2 h2.unit_name {
  text-align: center;
  font-weight: bold;
  color: #fff;
  font-size: 36px;
  margin: 30px 0;
}
.main .msg2 #swiper2 {
  overflow: inherit;
}
.main .msg2 #swiper2 .swiper-wrapper {
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide {
  width: 19%;
  transition: all 0.5s;
  position: relative;
  width: 380px;
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide .img {
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide .img img {
  width: 100%;
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: 3;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover .name {
  width: 100%;
  text-align: center;
  color: #fff;
  font-size: 30px;
  font-weight: bold;
  opacity: 0;
  position: absolute;
  top: 28%;
  left: 50%;
  transform: translateX(-50%);
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover .enter {
  width: 20%;
  height: 10%;
  background: url("../img/enter.png") no-repeat center;
  position: absolute;
  bottom: 28%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active {
  transform: scale(1.05);
  z-index: 10;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active .img {
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active .img img {
  width: 100%;
  height: 100%;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active .cover {
  background: rgba(0,0,0,0);
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active .cover .name {
  opacity: 1;
}
.main .msg2 #swiper2 .swiper-wrapper .swiper-slide-active .cover .enter {
  opacity: 1;
}
.main .msg2 #swiper2 .swiper-button-prev {
  width: 4%;
  height: 14%;
  background-image: url("../img/prev.png");
  background-size: 100%;
}
.main .msg2 #swiper2 .swiper-button-next {
  width: 4%;
  height: 14%;
  background-image: url("../img/next.png");
  background-size: 100%;
}
.main .more {
  background-color: #333;
  height: 110px;
  padding-top: 35px;
}
.main .more .more_ {
  background-color: #e64545;
  color: #fff;
  margin: auto;
  font-size: 16px;
  padding: 2px 0;
  width: 100px;
  height: 38px;
  border-radius: 50px;
  text-align: center;
}
.footer {
  min-width: 1400px;
}
@media screen and (max-width: 768px) {
  .footer {
    min-width: inherit;
  }
  .main {
    min-width: inherit;
  }
  .main #swiper1 {
    width: 100%;
    height: 6.8rem;
    margin-top: 0;
  }
  .main #swiper1 .swiper-slide .img {
    width: 100%;
    height: 100%;
    background-size: cover;
  }
  .main #swiper1 .swiper-slide .wenzi {
    top: 1%;
    font-size: 0.36rem;
    width: 5.5rem;
    height: 3.4rem;
  }
  .main #swiper1 .swiper-slide .wenzi .top {
    width: 5.5rem;
    height: 1.59rem;
    background-size: contain;
  }
  .main #swiper1 .swiper-slide .wenzi .top::after {
    width: 3rem;
    height: 2px;
    top: 3%;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
  }
  .main #swiper1 .swiper-slide .wenzi .middle {
    margin-top: 0.4rem;
    margin-bottom: 0.35rem;
    font-size: 0.36rem;
  }
  .main #swiper1 .swiper-slide .wenzi .bottom {
    font-size: 0.25rem;
    width: 1.8rem;
    height: 0.54rem;
    line-height: 0.54rem;
    margin: auto;
  }
  .main .msg1 {
    height: auto;
  }
  .main .msg1 .msg1_item {
    width: 100%;
    padding: 10px;
    float: none;
  }
  .main .msg1 .msg1_item .title {
    color: #333;
    font-size: 0.5rem;
    margin-bottom: 0rem;
  }
  .main .msg1 .msg1_item .txt {
    color: #888;
    line-height: 28px;
    font-size: 0.25rem;
    height: 3rem;
  }
  .main .msg1 .msg1_item .btn_more {
    font-size: 0.3rem;
    width: 2rem;
    height: 0.76rem;
    line-height: 0.76rem;
    margin-top: 0.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .main .msg1 .msg1_r {
    padding: 0;
    height: 4.35rem;
    float: none;
  }
  .main .msg1 .msg1_r img {
    width: 100%;
    height: 100%;
  }
  .main .msg1 .msg1_r .m_cover {
    background-size: 1rem;
  }
  .main .msg1 .msg1_r video {
    width: 100%;
    height: 100%;
  }
  .main .msg2 h2.unit_name {
    font-size: 0.36rem;
    margin: 0.25rem 0;
  }
  .main .msg2 #swiper2 {
    overflow: inherit;
  }
  .main .msg2 #swiper2 .swiper-wrapper {
    height: 100%;
  }
  .main .msg2 #swiper2 .swiper-wrapper .swiper-slide {
    width: 19%;
    height: 100%;
  }
  .main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover {
    width: 100%;
    height: 100%;
  }
  .main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover .name {
    font-size: 0.35rem;
    top: 28%;
  }
  .main .msg2 #swiper2 .swiper-wrapper .swiper-slide .cover .enter {
    width: 20%;
    height: 10%;
    background-size: 80%;
    bottom: 28%;
  }
  .main .msg2 #swiper2 .swiper-button-prev {
    display: none;
  }
  .main .msg2 #swiper2 .swiper-button-next {
    display: none;
  }
  .main .more {
    height: 1.5rem;
    padding-top: 0.35rem;
  }
  .main .more .more_ {
    font-size: 0.3rem;
    width: 2rem;
    height: 0.76rem;
    line-height: 0.76rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}