html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'STSong', 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans',
    'Droid Sans', 'Helvetica Neue', 'Microsoft Yahei', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  width: 100vw;
  height: auto;
  overflow: hidden;
  margin: 0 auto;
  min-width: 350px;
  max-width: 2000px;
  background: #FBFBFB;
}

body * {
  box-sizing: border-box;
  flex-shrink: 0;
}

.zh-flex-row {
  display: flex;
  flex-direction: row;
}

.zh-flex-col {
  display: flex;
  flex-direction: column;
}

.zh-justify-start {
  justify-content: flex-start;
}

.zh-justify-end {
  justify-content: flex-end;
}

.zh-justify-center {
  justify-content: center;
}

.zh-justify-between {
  justify-content: space-between;
}

.zh-justify-around {
  justify-content: space-around;
}

.zh-justify-evenly {
  justify-content: space-evenly;
}

.zh-items-start {
  align-items: flex-start;
}

.zh-items-end {
  align-items: flex-end;
}

.zh-items-center {
  align-items: center;
}

.zh-items-baseline {
  align-items: baseline;
}

.zh-items-stretch {
  align-items: stretch;
}

.zh-self-start {
  align-self: flex-start;
}

.zh-self-end {
  align-self: flex-end;
}

.zh-self-center {
  align-self: center;
}

.zh-self-baseline {
  align-self: baseline;
}

.zh-self-stretch {
  align-self: stretch;
}

.zh-flex-1 {
  flex: 1 1 0%;
}

.zh-flex-auto {
  flex: 1 1 auto;
}

.zh-grow {
  flex-grow: 1;
}

.zh-grow-0 {
  flex-grow: 0;
}

.zh-shrink {
  flex-shrink: 1;
}

.zh-shrink-0 {
  flex-shrink: 0;
}

.zh-relative {
  position: relative;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.font1 {
  font-weight: bold;
  font-size: 80px;
  color: #FFFFFF;
  line-height: 80px;
  text-align: left;
}

.font2 {
  font-weight: 400;
  font-size: 18px;
  color: #FFFFFF;
  line-height: 27px;
  text-align: left;
}

.font3 {
  font-weight: bold;
  font-size: 48px;
  color: #101840;
  line-height: 58px;
}

.font4 {
  font-weight: 400;
  font-size: 18px;
  color: #696F8C;
  line-height: 27px;
  text-align: left;
}

.s_img {
  width: 100%;
  height: 50vw;
}

.swiper-container .container {
  padding-left: 15%;
}

.swiper-slide .font2 {
  margin: 60px 0;
  width: 90%;
  line-height: 30px;
}

.swiper-button-prev {
  left: 6% !important;
}

.swiper-button-next {
  right: 8% !important;
}

.swiper-button-prev,
.swiper-button-next {
  background: none;
}

.swiper-button-next img {
  transform: rotateY(180deg);
}

.swiper-pagination-bullet {
  background: #fff;
  opacity: 1;
}

.swiper-pagination-bullet-active {
  background: #000;
}

.s_btn {
  width: 50px;
}

.start {
  width: 108px;
  padding: 8px 24px;
  text-align: center;
  background: #101840;
  border-radius: 4px 4px 4px 4px;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 30px;
}

.navbar-expand-lg .navbar-nav .nav-link {
  font-size: 14px;
  font-weight: bold;
  color: rgba(0, 0, 0, .65);
}

/* 主要简介 */
.in_txt {
  width: 70%;
  margin: 0 auto 50px;
}

.fy {
  position: absolute;
  width: 10px;
  left: -50%;
  overflow: hidden;
}

/* 发展历史 */
.g_left {
  width: 50%;
}

.g_right {
  width: 45%;
}

.font5 {
  font-weight: 600;
  font-size: 32px;
  color: #101840;
  line-height: 42px;
  text-align: left;
}

.font6 {
  width: 100%;
  font-weight: 400;
  font-size: 16px;
  color: #474D66;
  line-height: 24px;
}

.detail {
  width: 108px;
  padding: 8px 16px;
  background: #101840;
  border-radius: 4px 4px 4px 4px;
  font-weight: 600;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 30px;
  text-align: center;
}

.grow1 {
  width: 65%;
  min-height: 580px;
  background: #fff;
  margin-bottom: 24px;
  overflow: hidden;
}

.grow2 {
  width: 30%;
  min-height: 580px;
  overflow: hidden;
  margin-bottom: 24px;
}

.bg_white {
  background: #fff;
}

.bg_3DB7E8 {
  background: #3DB7E8
}

.bg_2151D1 {
  background: #2151D1
}

.bg_D8D7DE {
  background: #D8D7DE
}





.g1_img {
  width: 100%;
  max-height: 340px;
}

.g2_img {
  width: 100%;
  max-height: 280px;
}

.year1 {
  width: 130px;
  height: 30px;
  margin-top: 40px;
  text-align: center;
  background-image: url(/static/images/year1.png);
  background-repeat: no-repeat;
  background-size: contain;
  color: #2151D1;
  position: relative;
  line-height: 28px;
  font-size: 16px;
}

.year2 {
  width: 130px;
  height: 30px;
  margin-top: 40px;
  text-align: center;
  background-image: url(/static/images/year2.png);
  background-repeat: no-repeat;
  background-size: contain;
  color: #fff;
  position: relative;
  line-height: 28px;
  font-size: 16px;
}

.g_txt1 {
  width: 90%;
  margin-left: 6%;
  font-weight: 400;
  font-size: 24px;
  color: #000000;
  line-height: 36px;
}

.g_txt2 {
  width: 90%;
  margin-left: 6%;
  font-weight: 400;
  font-size: 16px;
  color: #000000;
  line-height: 24px;
}

.g_txt3 {
  width: 90%;
  margin-left: 6%;
  font-weight: 400;
  font-size: 24px;
  color: #fff;
  line-height: 36px;
}

.g_txt4 {
  width: 90%;
  margin-left: 6%;
  font-weight: 400;
  font-size: 16px;
  color: #fff;
  line-height: 24px;
}

/* 旗下合作 */
.font7 {
  font-weight: bold;
  font-size: 48px;
  color: #101840;
  line-height: 58px;
  text-align: center;
}

.font8 {
  font-weight: 400;
  font-size: 16px;
  color: #474D66;
  line-height: 30px;
  text-align: center;
}

.case_img {
  width: 24%;
  margin-bottom: 3rem;
}

/* 未来发展 */

.fztit {
  position: relative;
  z-index: 3;
  text-align: center;
}

.fz_tit1 {
  font-size: 6rem;
  color: #000;
  font-weight: 700;
}

.fz_tit2 {
  font-size: 3rem;
  color: rgba(0, 0, 0, 0.5);
  font-weight: 300;
}

.fzbox {
  margin: 12rem auto 0;
  position: relative;
  z-index: 2;
  width: 80%;
  flex-wrap: wrap;
}

.fz_con {
  width: 30%;
  font-size: 18px;
  height: 600px;
  margin-bottom: 5rem;
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.con_txt {
  position: absolute;
  width: 100%;
  min-height: 56%;
  left: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.55);
  padding: 12% 43px 19px;
  border-radius: 20px;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 18px;
  overflow: hidden;

}

.con_tit {
  width: 100%;
  font-weight: 400;
  font-size: 20px;
  color: #FFFFFF;
  line-height: 23px;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.con_img {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  z-index: 0;
}

.con_tit1 {
  display: inline;
}

.fz_more {
  display: none;
  width: 100%;
  flex-wrap: wrap;
}

.click_more {
  width: 100%;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  color: #101840;
  line-height: 30px;
  text-align: center;
}

.video {
  width: 100%;
  margin: 0 auto;
}

/* 协会产品 */
.p_li {
  width: 30%;
  margin-bottom: 30px;
}

.p_box {
  width: 70%;
  margin: 0 auto;
}

.v_l {
  margin-right: 0;
}

.v_l .font6,
.v_r .font6 {
  margin-bottom: 1rem;
}

/* 协会业务 */

.yw_con {
  width: 47%;
  border-radius: 20px;
  height: 350px;
  padding: 50px;
  margin-bottom: 1rem;
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.yw_img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.yw_img1 {
  width: 50px;
  height: 50px;
  margin-bottom: 1rem;
}

.yw_tit {
  font-weight: 500;
  font-size: 24px;
  color: #FFFFFF;
  line-height: 30px;
  margin-bottom: 1rem;
}

.yw_txt {
  font-weight: 400;
  font-size: 14px;
  color: #EBEBEB;
  line-height: 28px;
}

/* 协会文化 */
.c_txt {
  width: 60%;
  margin: 0 auto 3rem;
}

.c_li {
  width: 20px;
}

.cul_li {
  width: 92%;
}


.foot {
  background: url(/static/images/foot_bg.png) no-repeat;
  background-size: cover;
  background-position: center;
  padding: 10% 10% 5%;
  position: relative;
}

.f_box {
  margin-bottom: 1rem;
}

.foot_mask {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  z-index: 0;
}

.foot_box {
  position: relative;
  z-index: 3;
}

.foot .font9 {
  font-size: 15px;
  color: #FFFFFF;
  line-height: 16px;
}

.foot .font10 {
  font-weight: 600;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 24px;
}

.font11 {
  font-size: 16px;
  color: #FFFFFF;
  line-height: 24px;
}

.foot_img {
  width: 24px;
  height: 24px;
  margin-right: 15px;
}

.foot .flc {
  margin-bottom: 15px;
}

.foot_line {
  width: 100%;
  height: 1px;
  background: #FFFFFF;
}

.foot_txt {
  width: 100%;
  margin-top: 80px;
  margin-bottom: 20px;
}

.hidden {
  display: none !important;
}

@media screen and (max-width: 1600px) {
  .foot .ml-17 .text_64 {
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    width: 26vw;
  }

}

@media screen and (max-width: 1200px) {
  .fzbox {
    margin: 12rem auto 0;
    width: 100%;
  }

}

@media screen and (max-width: 900px) {
  .fz_con {
    width: 48%;
  }

}


@media screen and (max-width: 768px) {
  .s_img {
    height: 40vh;
  }

  .yw_con {
    width: 100%;
  }

  .p_box {
    width: 88%;
  }

  .font1 {
    font-size: 20px;
    line-height: 20px;
  }

  .font2 {
    font-size: 14px;
    line-height: 14px;
  }

  .swiper-container .container {
    padding-left: 10%;
  }

  .swiper-slide .font2 {
    margin: 10px 0;
    width: 90%;
    line-height: 20px;
  }

  .start {
    width: 90px;
    padding: 8px 16px;
    line-height: 20px;
  }

  .font3 {
    font-size: 36px;
    line-height: 49px;
  }

  .in_txt {
    width: 96%;
    margin: 0 auto 30px;
  }

  .g_left {
    width: 100%;
    margin-bottom: 2rem;
  }

  .g_right {
    width: 100%;
  }

  .detail {
    width: 108px;
    padding: 8px 16px;
    font-weight: 500;
    font-size: 14px;
    line-height: 30px;
  }

  .grow1 {
    width: 100%;
    padding-bottom: 5rem;
    height: auto;
  }

  .grow2 {
    width: 100%;
    padding-bottom: 5rem;
    height: auto;
  }

  .case_img {
    width: 48%;
    margin-bottom: 2rem;
  }

  .fz_con {
    width: 100%;
    height: 500px;
    font-size: 16px;
    margin-bottom: 6rem !important;
    /* color: #000 !important; */
  }


  .fz_tit2 {
    font-size: 2.5rem;
  }

  .fz_tit1 {
    font-size: 5rem;
  }

  .fzbox {
    margin: 7rem auto 0;
    width: 90%;
  }

  .con_img {
    width: 100%;
  }
  .foot_txt{
      justify-content: flex-start;
  }
  .foot .font10{
      width: 33%;
  }
  .font7 {
  font-size: 30px;
  line-height: 38px;
}
}