@charset "utf-8";
.time_con {
  width: 100%;
  padding: 75px 0 80px 0;
  background-image: url(../images/about/a5_back.png);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: center center;
}
.time_con .t_lc {
  width: 100%;
  position: relative;
}
.time_con .t_lc::after {
  width: 100%;
  height: 2px;
  border-bottom: 2px solid #888888;
  content: '';
  display: inline-block;
  position: absolute;
  top: 72px;
  left: 0;
}
.time_con .t_lc .year_nav_box {
  width: 100%;
  max-width: 1600px;
  padding: 0 30px;
  margin: 0 auto;
  position: relative;
}
.time_con .t_lc .year_nav {
  width: calc(100% - 148px);
  position: absolute;
  top: 4px;
  left: 74px;
  z-index: 99;
}
.time_con .t_lc .year_nav #nav {
  height: 140px;
  width: 100%;
  max-width: 1400px;
  padding: 0 30px;
  margin: 0 auto;
  overflow: hidden;
}
.time_con .t_lc .year_nav #nav ul {
  display: flex;
  justify-content: left;
  align-items: center;
}
.time_con .t_lc .year_nav #nav ul li {
  display: flex;
  cursor: pointer;
  margin-top: -106px;
  width: 160px;
  justify-content: left;
  align-items: center;
}
.time_con .t_lc .year_nav #nav ul li span {
  font-size: 24px;
  color: #555;
  line-height: 26px;
  position: relative;
}
.time_con .t_lc .year_nav #nav ul li span::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 40px;
  background: url(../images/about/time_d.png) no-repeat center center;
  position: absolute;
  left: 50%;
  margin-left: -20px;
  bottom: -60px;
  z-index: 1;
}
.time_con .t_lc .year_nav #nav ul li.active-nav span {
  color: #A40000;
}
.time_con .t_lc .year_nav #nav ul li.active-nav span::after {
  background: url(../images/about/time_s.png) no-repeat center center;
}
.time_con .t_lc #page {
  width: 100%;
  max-width: 1600px;
  padding: 0;
  margin: 0 auto;
  padding-top: 140px;
}
.time_con .t_lc #page .swiper-button-prev {
  background-image: url(../images/about/jt1.png);
  background-size: 42px auto;
  width: 44px;
  height: 44px;
  top: 52px;
  margin-top: 0;
  left: 30px;
  opacity: 1 !important;
}
.time_con .t_lc #page .swiper-button-next {
  background-image: url(../images/about/jt2.png);
  background-size: 42px auto;
  width: 44px;
  height: 44px;
  top: 52px;
  margin-top: 0;
  right: 30px;
  opacity: 1 !important;
}
.time_con .t_lc #page .slidepage {
  padding-left: 8%;
}
@media screen and (max-width: 767px) {
  .time_con {
    padding: 1.9rem 0;
    background-image: url(../images/about/a5_back.png);
    background-size: auto auto;
    background-repeat: no-repeat;
    background-position: top center;
  }
  .time_con .t_lc::after {
    width: 100%;
    height: 0.05rem;
    border-bottom: 0.05rem solid #888888;
    content: '';
    display: inline-block;
    position: absolute;
    top: 2.32rem;
    left: 0;
  }
  .time_con .t_lc .year_nav_box {
    width: 100%;
    max-width: 100%;
    padding: 0;
  }
  .time_con .t_lc .year_nav {
    width: calc(100% - 3.8rem);
    position: absolute;
    top: 4px;
    left: 1.9rem;
    z-index: 99;
  }
  .time_con .t_lc .year_nav #nav {
    height: 2.8rem;
    width: 100%;
    max-width: 100%;
    padding: 0 0.8rem;
    margin: 0 auto;
    overflow: hidden;
  }
  .time_con .t_lc .year_nav #nav ul {
    display: flex;
    justify-content: left;
    align-items: center;
  }
  .time_con .t_lc .year_nav #nav ul li {
    justify-content: center;
    margin-top: -1rem;
    width: 4rem;
    padding-right: 1rem;
  }
  .time_con .t_lc .year_nav #nav ul li span {
    font-size: 0.7rem;
    line-height: 0.9rem;
  }
  .time_con .t_lc .year_nav #nav ul li span::after {
    content: '';
    display: inline-block;
    width: 1.1rem;
    height: 1.1rem;
    background: url(../images/about/time_d.png) no-repeat center center;
    position: absolute;
    background-size: 1rem auto;
    left: 50%;
    margin-left: -0.55rem;
    bottom: -1.4rem;
    z-index: 1;
  }
  .time_con .t_lc .year_nav #nav ul li.active-nav span {
    color: #A40000;
  }
  .time_con .t_lc .year_nav #nav ul li.active-nav span::after {
    background: url(../images/about/time_s.png) no-repeat center center;
    background-size: 1rem auto;
  }
  .time_con .t_lc #page {
    width: 100%;
    max-width: 100%;
    padding: 0;
    margin: 0 auto;
    padding-top: 4.2rem;
  }
  .time_con .t_lc #page .swiper-button-prev {
    background-image: url(../images/about/jt1.png);
    background-size: 1.35rem auto;
    width: 1.4rem;
    height: 1.4rem;
    top: 1.7rem;
    margin-top: 0;
    left: 0.6rem;
    opacity: 1 !important;
  }
  .time_con .t_lc #page .swiper-button-next {
    background-image: url(../images/about/jt2.png);
    background-size: 1.35rem auto;
    width: 1.4rem;
    height: 1.4rem;
    top: 1.7rem;
    margin-top: 0;
    right: 0.6rem;
    opacity: 1 !important;
  }
  .time_con .t_lc #page .slidepage {
    padding: 0 0.8rem;
  }
}