body {
  margin: 0;
  padding: 0;
}

header {
  background-color: #fff;
  color: #fff;
}

.banner {
  position: relative;
  width: 100%;
  height: 60rem;
  background-image: url("../images/banner1.png");
  background-repeat: round;
  background-size: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.banner .word {
  overflow: scroll;
  /* width: 41.375rem; */
  max-width: 49rem;
  padding: 4.375rem 9.375rem 4.375rem 9.375rem;
  background-color: #15489a38;
  border-radius: 0.3125rem;
  color: #fff;
  box-sizing: border-box;
  max-height: 40rem;
}

.banner .word .title {
  font-size: 2.8125rem;
  text-align: center;
  position: relative;
}

.banner .word .title::after {
  position: absolute;
  width: 20%;
  left: 40%;
  bottom: -5px;
  content: '';
  background-color: #fff;
  height: 2px;
}

.banner .word .title1 {
  font-size: 1.625rem;
  margin-top: 2.1875rem;
  margin-bottom: 1rem;
  text-align: center;
}

.banner .word .title2 {
  color: #dfdfdf;
  font-size: 0.875rem;
}

.banner .word::-webkit-scrollbar {
  width: 0;
}

.main1 {
  margin-bottom: 8.75rem;
}

.main1 .tit {
  font-size: 2.5rem;
  color: #222;
  font-weight: 600;
  width: 87.5rem;
  margin: 5.5rem auto 2.625rem;
}

.main1 .bot {
  display: flex;
  justify-content: space-between;
  width: 87.5rem;
  height: 28.125rem;
  background: #FFFFFF;
  box-shadow: 0rem 0.25rem 0.9375rem 0rem rgba(92, 92, 92, 0.23);
  padding: 2.5rem;
  box-sizing: border-box;
  margin: 0 auto;
}

.main1 .bot .right {
  width: 32.5rem;
  height: 23.125rem;
  overflow: hidden;
}

.main1 .bot .right img {
  width: 100%;
  height: 100%;
  transition: all 1.2s;
}

.main1 .bot .left {
  width: 46.75rem;
}
.main1 .bot .right:hover img{
  transform: scale(1.2);
  transition: all 1.2s;

}
.main1 .bot .left .title {
  color: #222;
  font-size: 1.25rem;
}

.main1 .bot .left .left1 {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;

}

.main1 .bot .left .left1 .img {
  width: 4.625rem;
  height: 4.625rem;
  background: #0E3489;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main1 .bot .left .left1 .img img {
  width: 2.3125rem;
}
.main1 .bot .left .left1 .left1-1{
  display: flex;
}
.main1 .bot .left .left1 .left1-1 .desc {
  width: 16.625rem;
  height: 4.625rem;
  line-height: 4.625rem;
  border: 1px solid #0E3489;
  box-sizing: border-box;
  color: #0E3489;
  text-align: center;
  font-size: 1.2rem;
}

.main1 .bot .left .left1 .left1-1:hover .img {
  background: #FF5B1B;
}

.main1 .bot .left .left1 .left1-1:hover .desc {
  border: 1px solid #FF5B1B;
  color: #FF5B1B;
}

.main2 {
  padding-top: 5.625rem;
  background-color: #fafafa;
  position: relative;
  padding-bottom: 12.5rem;
}

.main2 .tit {
  font-size: 2.5rem;
  color: #222;
  font-weight: 600;
  width: 87.5rem;
  margin: 0 auto 42px;
}

.main2 .change {
  display: flex;
  position: absolute;
  right: 16.25rem;
  top: 5.625rem;

}

.main2 .change .change1 {
  margin-left: 33px;
  font-size: 1rem;
  color: #333;
  font-weight: 600;
}

.main2 .change .active {
  color: #FF5B1B;
  position: relative;
}
.main2 .change1:hover {
  color: #FF5B1B;
  position: relative;
}
.main2 .change1:hover::after{
  position: absolute;
  content: '';
  width: 100%;
  height: 2px;
  background-color: #FF5B1B;
  left: 0;
  bottom: -.5rem;
}
.main2 .change .active::after {
  position: absolute;
  content: '';
  width: 100%;
  height: 2px;
  background-color: #FF5B1B;
  left: 0;
  bottom: -.5rem;
}

.main2 .desc {
  width: 87.5rem;
  /* min-height: 10.5rem; */
  background: #FFFFFF;
  margin: 0 auto 2.5rem;
  box-shadow: 0rem 0.25rem 0.9375rem 0rem rgba(92, 92, 92, 0.23);
  padding:  3rem;
  box-sizing: border-box;
  color: #222;
  font-size: 1.25rem;
  line-height: 2;
}

.main2 .main2-bot {
  width: 87.5rem;
  margin: 0 auto;
  overflow: hidden;
}

.main2 .main2-bot .swiper-slide {
  width: 27.5rem;
  height: 25.625rem;
  background: #FFFFFF;
  box-shadow: 0rem 0.25rem 0.9375rem 0rem rgba(92, 92, 92, 0.23);
}

.main2 .main2-bot .swiper-slide .video {
  width: 100%;
  height: 19.875rem;
  position: relative;
  
}
.main2 .main2-bot .swiper-slide .video  video{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.main2 .main2-bot .swiper-slide .video  img{
  width: 3.75rem;
  height: 3.75rem;
  left: calc(50% - 1.875rem);
  top: calc(50% - 1.875rem);
  position: absolute;

}
.main2 .main2-bot .swiper-slide  .title{
  height: 5.75rem;
  line-height: 5.75rem;
  padding: 0 2.1875rem;
  font-size: 1.125rem;
  color: #333;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.main2 .main3-prev{
  position: absolute;
    bottom: 5.625rem;
    width: 3.75rem;
    height: 3.75rem;
    border-radius: 50%;
    left:54.3125rem;
    font-size: 1.5rem;
    top: auto;
    background-color: transparent;
    border: 1px solid #c5c6c8;
    box-sizing: border-box;
    border-radius: 50%;
    color: #D0D0D0 ;
    font-size: 1rem;
}
.main2 .main3-next{
  position: absolute;
  bottom: 5.625rem;
  font-size: 1.5rem;
    width: 3.75rem;
    height: 3.75rem;
    border-radius: 50%;
    right:54.3125rem;
    top: auto;
    background-color: transparent;
    border: 1px solid #c5c6c8;
    box-sizing: border-box;
    border-radius: 50%;
    color: #D0D0D0 ;
    font-size: 1rem;
}
.main2 .main3-prev::after{
  display: none;
}
.main2 .main3-next::after{
  display: none;
}
.main2 .main3-next:hover{
  background-color: #ff5b1b;
  border: none;
  color: #fff;

}
.main2 .main3-prev:hover{
  background-color: #ff5b1b;
  border: none;
  color: #fff;
}
.main2 .left1-1{
  display: flex;
  margin-top: 1rem;
}
.main2 .left1-1 .desc {
  width: 16.625rem;
  height: 4.625rem;
  line-height: 4.625rem;
  border: 1px solid #0E3489;
  box-sizing: border-box;
  color: #0E3489;
  text-align: center;
  font-size: 1.2rem;
    margin: 0;
  padding: 0;
}

.main2 .left1-1:hover .img {
  background: #FF5B1B;
}

.main2 .left1-1:hover .desc {
  border: 1px solid #FF5B1B;
  color: #FF5B1B;

}
.main2 .left1-1 .img {
  width: 4.625rem;
  height: 4.625rem;
  background: #0E3489;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main2 .img img {
  width: 2.3125rem;
}
.big{
  display: none;
  width: 100%;
  height: 100vh;
  position: fixed;
  display: none;
  top: 0;
  z-index: 22;
  left: 0;
  background-color: rgba(0, 0, 0, 0.7);
}
.big video{
  width: 90%;
  height: auto;
  margin: 20px 5% 0;
  position: absolute;
  z-index: 333;
}
@media (max-width: 1000px) {

  .main1 .bot {
    width: 90%;
    height: auto;
}
.main1 .bot .left .title {
  color: #222;
  font-size: 14px;
}
.main1 .bot .left .left1 .left1-1 .desc {
  width: 25rem;
}
.main1 .bot .left {
  width: 65rem;
}
.main1 .bot .left .left1 {
  flex-direction: column;
}
.main1 .bot .left .left1 .left1-1 {
  display: flex;
  margin-bottom: 15px;
}
.main1 .bot .left .left1 .left1-1 .desc {
  font-size: 14px;
}
.main2 .tit {
  font-size: 2.5rem;
  color: #222;
  font-weight: 600;
  width: 90%;
  margin: 0 auto 42px;
}
.main2 .change {
  right: 5%;
}
.main2 .change .change1 {
  font-size: 14px;
}
.main2 .desc {
  padding: 10px 20px;

  font-size: 14px;
  width: 90%;
}
.main2 .main3-prev {
  left: 54rem;

}
.main2 .main3-next {
  right: 54rem;
}
.main2 .main2-bot {
  width: 90%;
  margin: 0 auto;
  overflow: hidden;
}
}
@media (max-width: 600px) {
  .ooo{
    width: 90%!important;
  }

  .main1 .tit {
    font-size: 20px;
    color: #222;
    font-weight: 600;
    width: 87.5rem;
    margin: 20px auto;
}
.main1 .bot{
  flex-wrap: wrap;
  padding: 10px 20px;

}
.main1 .bot .left,.main1 .bot .right {
  width: 100%;
}
.main1 .bot .left .left1 .img {
  width: 50px;
  height: 50px;
  background: #0E3489;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main1 .bot .left .left1 .img img {
  width: 30px;
}
.main1 .bot .left .left1 .left1-1 .desc {
  font-size: 14px;
  height: 50px;
  width: 300px;
  line-height: 50px;
}
.main1 .bot .right {
  width: 100%;
  height: auto;
  overflow: hidden;
}
.main2 .tit {
  font-size: 20px;
  color: #222;
  font-weight: 600;
  margin: 20px auto;
}
.main2 .change {
  display: flex;
  position: revert;

}
.main2 .change .change1 {
  font-size: 16px;
}
.main2 .desc {
  width: 90%;
  margin: 20px auto;
}
.main2 .main2-bot .swiper-slide .video {
  width: 100%;
  height: auto;
}
.main2 .main2-bot .swiper-slide {
  width: 27.5rem;
  height: auto;
  background: #FFFFFF;
  box-shadow: 0rem 0.25rem 0.9375rem 0rem rgba(92, 92, 92, 0.23);
}
.main2 .main2-bot .swiper-slide .title {
  height: 30px;
  line-height: 30px;
  padding: 0 10px;
  font-size: 16px;
  color: #333;
}
.main2 .main3-next {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  top: auto;
  bottom: 20px;
  right: 30%;
  font-size: 14px;
}
.main2 .main3-prev{
  width: 30px;
  height: 30px;
  border-radius: 50%;
  top: auto;
  bottom: 20px;
  left: 30%;
  font-size: 14px;

}
.main2 {
  padding-top: 20px;
  background-color: #fafafa;
  position: relative;
  padding-bottom: 70px;
}
.big video{
  width: 90%;
  height: auto;
  margin: 30% 5% 0;
  position: absolute;
  z-index: 333;
}
.main1 .bot .left .title {
  color: #222;
  font-size: 14px;
  text-align: justify;
}

.main2 .main2-bot .swiper-slide .video img {
  width: 50px;
  height: 50px;
  left: calc(50% - 25px);
  top: calc(50% - 25px);
  position: absolute;
}



.main2 .left1-1 .img {
  width: 50px;
  height: 50px;
  background: #0E3489;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main2 .left1-1 .img img {
  width: 30px;
}
.main2 .left1-1 .desc {
  font-size: 14px;
  height: 50px;
  width: 300px;
  line-height: 50px;
}

}