* {
  margin: 0;
  padding: 0;
}
.container {
  margin: 0 auto;
  max-width: 1920px;
  min-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}
.banner {
  margin-top: 126px;
  width: 100%;
  max-width: 1920px;
  min-width: 1200px;
  height: 600px;
  background: url(../img/aboutus_banner.png) no-repeat center;
}
.content {
  width: 100%;
  min-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 144px;
}
.navigation {
  width: 1200px;
  margin-top: 110px;
  padding-bottom: 10px;
  border-bottom: 1px solid #e6e6e6;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.navigation-left {
  height: 45px;
  padding-left: 8px;
  border-left: 3px solid #2a4cbe;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.navigation-left p {
  font-size: 22px;
  color: #2a4cbe;
  line-height: 1;
}
.navigation-left span {
  font-size: 14px;
  color: rgba(102, 102, 102, 0.5);
  line-height: 1;
}
.navigation-right {
  font-size: 16px;
  color: #7f7f7f;
  line-height: 1;
}
.aboutUs {
  margin-top: 80px;
  width: 1200px;
  display: flex;
  align-items: center;
}
.aboutUs img {
  width: 577px;
  height: 506px;
  margin-right: 42px;
}
.aboutUs div {
  flex: 1;
}
.aboutUs div h4 {
  font-size: 36px;
  color: #333;
  line-height: 1;
}
.aboutUs div .line {
  margin: 26px 0;
  width: 118px;
  border-top: 2px solid #18499f;
}
.aboutUs div p {
  font-size: 18px;
  color: #333;
  line-height: 30px;
  text-align: justify;
  text-indent: 2em;
}
.imageText {
  margin-top: 80px;
  width: 100%;
  height: 745px;
  background-color: #f8f8f8;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.imageText-box {
  width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.imageText-box p {
  margin-bottom: 32px;
  font-size: 20px;
  color: #333;
  line-height: 32px;
}
.imageText-box div {
  width: 1200px;
  display: flex;
  justify-content: space-between;
}
.imageText-box div img {
  width: 390px;
  height: 290px;
}
.zizhi {
  width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
.zizhi-top {
  margin-top: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.zizhi-top p {
  font-size: 36px;
  color: #333;
  line-height: 1;
}
.zizhi-bottom {
  margin-top: 57px;
  width: 1200px;
  height: 367px;
  position: relative;
}
.zizhi-bottom .zizhiSwiper .swiper-wrapper .swiper-slide {
  width: 260px;
  height: 363px;
  background: url(../img/aboutus_zhengshu_border.png) no-repeat center / 100% 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.zizhi-bottom .zizhiSwiper .swiper-wrapper .swiper-slide img {
  width: 206px;
}
.zizhi-bottom .zs-left-arrow {
  z-index: 999;
  width: 60px;
  height: 60px;
  background: url(../img/index/arrow_left_red.png) no-repeat center / 100%;
  position: absolute;
  top: 0;
  left: -30PX;
  bottom: 0;
  margin: auto 0;
  outline: none;
}
.zizhi-bottom .zs-right-arrow {
  z-index: 999;
  width: 60px;
  height: 60px;
  background: url(../img/index/arrow_right_red.png) no-repeat center / 100%;
  position: absolute;
  top: 0;
  right: -30PX;
  bottom: 0;
  margin: auto 0;
  outline: none;
}
.zizhi .lajiao1 {
  z-index: 999;
  position: absolute;
  top: -155px;
  left: -285px;
}
.zizhi .lajiao2 {
  z-index: 999;
  position: absolute;
  right: -280px;
  bottom: -200px;
}