.main-timeline{ position: relative; }
.main-timeline:before,
.main-timeline:after{
    content: "";
    display: block;
    width: 100%;
    clear: both;
}
.main-timeline:before{
    content: "";
    width: 3px;
    height: 100%;
    background: #302124;
    position: absolute;
    top: 0;
    left: 50%;
}
.main-timeline .timeline{
    width: 50%;
    float: left;
    position: relative;
    z-index: 1;
}
.main-timeline .timeline:before,
.main-timeline .timeline:after{
    content: "";
    display: block;
    width: 100%;
    clear: both;
}
.main-timeline .timeline:first-child:before,
.main-timeline .timeline:last-child:before{
    content: "";
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: #fff;
    border: 4px solid #00873B;
    position: absolute;
    top: 0;
    right: -14px;
    z-index: 1;
}
.main-timeline .timeline:last-child:before{
    top: auto;
    bottom: 0;
}
.main-timeline .timeline:last-child:nth-child(even):before{
    right: auto;
    left: -12px;
    bottom: -2px;
}
.main-timeline .timeline-content{
    width: 100%;
    text-align: center;
    margin-top: 8px;
    position: relative;
    transition: all 0.3s ease 0s;
}
.main-timeline .timeline-content:before{
    content: "";
    width: 100%;
    height: 5px;
    background: #00873B;
    position: absolute;
    top: 88px;
    left: 0;
    z-index: -1;
}
.main-timeline .circle{
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: #fff;
    border: 8px solid #00873B;
    float: left;
    margin: 10px 25px 0 0;
    position: relative;
}
.main-timeline .circle:before{
    content: "";
    width: 26px;
    height: 30px;
    background: #00873B;
    margin: auto;
    position: absolute;
    top: 0;
    right: -33px;
    bottom: 0;
    z-index: -1;
    box-shadow: inset 7px 0 9px -7px #444;
}
.main-timeline .circle span{
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    line-height: 140px;
    font-size: 80px;
    color: #666;
}
.main-timeline .circle span i{
    font-size: 2.5rem;
}
.main-timeline .circle span:before,
.main-timeline .circle span:after{
    content: "";
    width: 28px;
    height: 50px;
    background: #fff;
    border-radius: 0 0 0 21px;
    margin: auto;
    position: absolute;
    top: -54px;
    right: -33px;
    bottom: 0;
    z-index: -1;
}
.main-timeline .circle span:after{
    border-radius: 21px 0 0 0;
    top: 0;
    bottom: -56px;
}
.main-timeline .content{
    display: table;
    padding-right: 20px;
    position: relative;
    width: calc(100% - 185px);
}
.main-timeline .year{
    display: block;
    padding: 10px;
    margin: 10px 0 50px 0;
    background: #00873B;
    border-radius: 7px;
    font-size: 25px;
    color: #fff;
    opacity: 0;
}
.main-timeline .title{
    font-size: 25px;
    font-weight: bold;
    color: #00873B;
    margin-top: 0;
}
.main-timeline .description{
    font-size: 16px;
    color: #444;
    text-align: justify;
}
.main-timeline .description p{
    margin-bottom: 5px;
}
.main-timeline .icon{
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: #fff;
    border: 4px solid #00873B;
    position: absolute;
    top: 78px;
    right: -14px;
}
.main-timeline .icon:before{
    content: "";
    width: 15px;
    height: 25px;
    background: #00873B;
    margin: auto;
    position: absolute;
    top: -1px;
    left: -15px;
    bottom: 0;
    z-index: -1;
}
.main-timeline .icon span:before,
.main-timeline .icon span:after{
    content: "";
    width: 21px;
    height: 25px;
    background: #fff;
    border-radius: 0 0 21px 0;
    margin: auto;
    position: absolute;
    top: -30px;
    left: -15px;
    bottom: 0;
    z-index: -1;
}
.main-timeline .icon span:after{
    border-radius: 0 21px 0 0;
    top: 0;
    left: -15px;
    bottom: -30px;
}
.main-timeline .timeline:nth-child(2n) .timeline-content,
.main-timeline .timeline:nth-child(2n) .circle{
    float: right;
}
.main-timeline .timeline:nth-child(2n) .circle{
    margin: 10px 0 0 25px;
}
.main-timeline .timeline:nth-child(2n) .circle:before{
    right: auto;
    left: -33px;
    box-shadow: -7px 0 9px -7px #444 inset;
}
.main-timeline .timeline:nth-child(2n) .circle span:before,
.main-timeline .timeline:nth-child(2n) .circle span:after{
    right: auto;
    left: -33px;
    border-radius: 0 0 21px 0;
}
.main-timeline .timeline:nth-child(2n) .circle span:after{
    border-radius: 0 21px 0 0;
}
.main-timeline .timeline:nth-child(2n) .content{
    padding: 0 0 0 40px;
    margin-left: 2px;width: calc(100% - 205px);
}
.main-timeline .timeline:nth-child(2n) .icon{
    right: auto;
    left: -14px;
}
.main-timeline .timeline:nth-child(2n) .icon:before,
.main-timeline .timeline:nth-child(2n) .icon span:before,
.main-timeline .timeline:nth-child(2n) .icon span:after{
    left: auto;
    right: -15px;
}
.main-timeline .timeline:nth-child(2n) .icon span:before{
    border-radius: 0 0 0 21px;
}
.main-timeline .timeline:nth-child(2n) .icon span:after{
    border-radius: 21px 0 0 0;
}
.main-timeline .timeline:nth-child(2){
    margin-top: 120px;
}
.main-timeline .timeline:nth-child(odd){
    margin: -120px 0 0 0;
}
.main-timeline .timeline:nth-child(even){
    margin-bottom: 120px;
}
.main-timeline .timeline:first-child,
.main-timeline .timeline:last-child:nth-child(even){
    margin: 0;
}
@media only screen and (max-width: 1024px){
    .main-timeline .timeline-content:before{
        display: none;
    }
    .main-timeline .circle span{
        line-height: normal;
        font-size: 18px;
    }
    .main-timeline .content{
        width: 100%;
    }
    .main-timeline .year{
        font-size: 18px;
        opacity: 1; display:none
    }
    .main-timeline .timeline:nth-child(2n) .circle{
        margin: 0;

    }
    .main-timeline .circle{
        width: auto;
        height: auto;
        border: none;
        margin: 0;
        background: unset;
        border-radius: 0;
    }
    .main-timeline .circle span i{
        font-size: 32px;
    }
	.main-timeline .timeline:nth-child(2n) .content{ width:100%}
}
@media only screen and (max-width: 990px){
    .main-timeline:before{ left: 100%; }
    .main-timeline .timeline{
        width: 100%;
        float: none;
        margin-bottom: 20px !important;
    }
    .main-timeline .timeline:first-child:before,
    .main-timeline .timeline:last-child:before{
        left: auto !important;
        right: -13px !important;
    }

    .main-timeline .timeline:nth-child(2n) .circle:before{
        right: -33px;
        left: auto;
        box-shadow: 7px 0 9px -7px #444 inset;
    }
    .main-timeline .timeline:nth-child(2n) .circle span:before,
    .main-timeline .timeline:nth-child(2n) .circle span:after{
        right: -33px;
        left: auto;
        border-radius: 0 0 0 21px;
    }
    .main-timeline .timeline:nth-child(2n) .circle span:after{
        border-radius: 21px 0 0 0;
    }
    .main-timeline .timeline:nth-child(2n) .content{
        padding: 0 40px 0 0;
        margin-left: 0;
    }
    .main-timeline .timeline:nth-child(2n) .icon{
        right: -14px;
        left: auto;
    }
    .main-timeline .timeline:nth-child(2n) .icon:before,
    .main-timeline .timeline:nth-child(2n) .icon span:before,
    .main-timeline .timeline:nth-child(2n) .icon span:after{
        left: -15px;
        right: auto;
    }
    .main-timeline .timeline:nth-child(2n) .icon span:before{
        border-radius: 0 0 21px 0;
    }
    .main-timeline .timeline:nth-child(2n) .icon span:after{
        border-radius: 0 21px 0 0;
    }
    .main-timeline .timeline:nth-child(2),
    .main-timeline .timeline:nth-child(odd),
    .main-timeline .timeline:nth-child(even){
        margin: 0;
    }
}
@media only screen and (max-width: 480px){
    .main-timeline:before{ left: 0; }
    .main-timeline .timeline:first-child:before,

    .main-timeline .timeline:last-child:before{
        left: -12px !important;
        right: auto !important;
    }
    .main-timeline .circle,
    .main-timeline .timeline:nth-child(2n) .circle{

        float: none;

    }
    .main-timeline .timeline-content:before{
        width: 99.5%;
        top: 68px;
        left: 0.5%;
    }

    .main-timeline .circle:before,
    .main-timeline .circle span:before,
    .main-timeline .circle span:after,
    .main-timeline .icon{
        display: none;
    }
    .main-timeline .content,
    .main-timeline .timeline:nth-child(2n) .content{
        padding: 0 10px;
    }
    .main-timeline .year{
        margin-bottom: 15px;
    }
    .main-timeline .description{
        text-align: center;
    }
    .main-timeline .description p{
        text-align: left;
        padding: 0 15px;
    }
}




.history-block {
  position: relative;
}
.history-block::before {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  bottom: 0;
  height: 74%;
  width: 100%;
  background: #f7fbfd;
}
.about-history-block-a {
  position: relative;
  padding-top: 80px;
  padding-bottom: 80px;
}
.about-history-block-a .btns {
  margin-bottom: 15px;
  text-align: right;
}
.about-history-block-a .btns .btn {
  display: inline-block;
  border: solid 1px #0092d5;
  height: 50px;
  width: 50px;
  background: transparent no-repeat center;
  transition: all 0.3s;
}
.about-history-block-a .btns .btn:hover {
  border-color: transparent;
  background-color: #0092d5;
}
.about-history-block-a .btns .prev {
  background-image: url(../image/icon9_1_h.png);
}
.about-history-block-a .btns .prev:hover {
  background-image: url(../image/icon9_1.png);
}
.about-history-block-a .btns .next {
  margin-left: 5px;
  background-image: url(../image/icon9_2_h.png);
}
.about-history-block-a .btns .next:hover {
  background-image: url(../image/icon9_2.png);
}
.about-history-block-a .swiper-box {
  position: relative; padding-top:40px;
}
.about-history-block-a .swiper-box::before {
  content: "";
  display: block;
  position: absolute;
  left: 50%;
  bottom: 0;
  margin-left: -50vw;
  width: 100vw;
  height: 19px;
  background: url(../image/icon8.png);
}
.about-history-block-a .swiper-container .swiper-wrapper {
  align-items: flex-end;
}
.about-history-block-a .swiper-container .swiper-slide {
  position: relative;
  padding-left: 34px;
  padding-right: 34px;
  letter-spacing: -1px;
}
.about-history-block-a .swiper-container .swiper-slide .cont {
  padding-bottom: 100px;
}
.about-history-block-a .swiper-container .swiper-slide:nth-child(odd) .cont {
  padding-bottom: 220px;
}
.about-history-block-a .swiper-container .point {
  position: absolute;
  left: 0;
  top: 4px;
  z-index: 2;
  border-radius: 50%;
  height: 19px;
  width: 19px;
  background: rgba(0, 146, 213, 0.3);
}
.about-history-block-a .swiper-container .point::before {
  content: "";
  display: block;
  position: absolute;
  left: 30%;
  top: 30%;
  border-radius: 50%;
  width: 40%;
  height: 40%;
  background: #0092d5;
}
.about-history-block-a .swiper-container .line {
  position: absolute;
  left: 9px;
  top: 23px;
  width: 1px;
  height: 100%;
  background: #ccc;
}
.about-history-block-a .swiper-container .title {
  margin-bottom: 6px;
  line-height: 28px;
  letter-spacing: -1px;
}
.about-history-block-a .swiper-container .word {
  font-size: 24px;
  color: #0092d5;
}
.about-history-block-a .swiper-container .num {
  margin-left: 5px;
  font-family: 'Montserrat-Regular', "Arial", "微软雅黑", "sans-serif", "宋体";
  font-size: 20px;
  color: #dddddd;
}
.about-history-block-a .swiper-container .cont {
  font-size: 14px;
  line-height: 22px;
  color: #777777;
}
@media (max-width: 1200px) {
  .about-history-block-a {
    padding-bottom: 40px;
  }
  .about-history-block-a .btns {
    margin-bottom: 10px;
  }
  .about-history-block-a .btns .btn {
    height: 40px;
    width: 40px;
    background-size: 12px auto;
  }
  .about-history-block-a .swiper-container .swiper-slide {
    padding-left: 30px;
    padding-right: 30px;
  }
  .about-history-block-a .swiper-container .swiper-slide .cont {
    padding-bottom: 50px;
  }
  .about-history-block-a .swiper-container .swiper-slide:nth-child(odd) .cont {
    padding-bottom: 70px;
  }
  .about-history-block-a .swiper-container .title {
    margin-bottom: 4px;
    line-height: 26px;
  }
  .about-history-block-a .swiper-container .word {
    font-size: 20px;
  }
  .about-history-block-a .swiper-container .num {
    margin-left: 5px;
    font-size: 18px;
  }
}
@media (max-width: 992px) {
  .about-history-block-a .btns {
    display: flex;
    justify-content: space-between;
  }
}

.wrap{    width: 94%; max-width:1600px;
    margin: AUTO;}