@font-face {
  font-family: 'SL';
  src: url("../fonts/SourceHanSansCN-Light.ttf");
}

@font-face {
  font-family: 'SM';
  src: url("../fonts/SourceHanSansCN-Medium.ttf");
}

@font-face {
  font-family: 'SB';
  src: url("../fonts/SourceHanSansCN-Bold.ttf");
}

@font-face {
  font-family: 'SR';
  src: url("../fonts/SourceHanSansCN-Regular.ttf");
}

body,
html {
  margin: 0 auto;
  padding: 0px;
  min-width: 1200px;
}

.w1200 {
  margin: 0 auto;
  width: 1200px;
}

a {
  text-decoration: none;
  color: #333;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0px;
}

.nav img {
  display: block;
  width: 100px;
}

.nav .list {
  width: 500px;
  align-items: center;
  display: flex;
  justify-content: space-between;
  position: relative;
  font-family: 'SL';
}

.nav .list a {
  width: 20%;
  text-align: center;
}

.nav .list a.active {
  font-family: 'SB';
  color: #153889;
  border-bottom: 3px solid #fb8507;
}

.banner {
  width: 100%;
  overflow-x: hidden;
  position: relative;
}

.banner .swiper .swiper-wrapper .swiper-slide img {
  display: block;
  width: 100%;
}

.banner .swiper .swiper-button-next,
.banner .swiper .swiper-button-prev {
  width: 30px;
}

.banner .swiper .swiper-button-next img,
.banner .swiper .swiper-button-prev img {
  width: 100%;
  display: block;
}

.banner .swiper .swiper-button-next {
  right: 2%;
}

.banner .swiper .swiper-button-prev {
  left: 2%;
}

.banner .swiper-container-horizontal > .swiper-pagination-bullets {
  bottom: 5%;
}

.banner .swiper-pagination-bullet {
  background-color: #fff;
}

.banner .swiper-pagination-bullet-active {
  background-color: #fff;
}

.banner .swiper-button-prev:after,
.banner .swiper-button-next:after {
  content: none;
}

.main1 .title,
.main2 .title,
.main3 .title {
  margin-bottom: 30px;
}

.main1 .title .blue,
.main2 .title .blue,
.main3 .title .blue {
  margin: 0 auto;
  color: #153889;
  font-family: 'SB';
  background: url("../images/main1Title.png") no-repeat;
  background-size: 100% auto;
  background-position: center;
  width: 700px;
  text-align: center;
  font-size: 35px;
}

.main1 .title .blue span,
.main2 .title .blue span,
.main3 .title .blue span {
  color: #fb8507;
}

.main1 .title .small,
.main2 .title .small,
.main3 .title .small {
  width: 500px;
  margin: 0 auto;
  font-size: 20px;
  text-align: center;
  font-family: 'SL';
  color: #153889;
}

.main1 {
  margin-bottom: 20px;
  padding: 30px 0px;
}

.main1 .title .blue {
  font-size: 40px;
}

.main1 .list {
  display: flex;
  justify-content: space-between;
}

.main1 .list .item {
  width: 32%;
  padding: 20px 0;
  background: linear-gradient(to top, rgba(133, 170, 255, 0.2), #fff);
}

.main1 .list .item img {
  display: block;
  width: 40%;
  margin: 0 auto 20px;
}

.main1 .list .item .name {
  font-family: 'SM';
  font-size: 25px;
  color: #333333;
  text-align: center;
  margin-bottom: 20px;
}

.main1 .list .item .introduce div {
  text-align: center;
  padding: 5px 0px;
  width: 50%;
  margin: 10px auto;
  background-color: #153889;
  color: #fff;
  font-family: 'SL';
}

.main1 .list .item .itemBlack {
  width: 80%;
  margin: 0 auto;
  color: #555555;
  font-family: 'SL';
}

.main2 {
  margin-bottom: 30px;
}

.main2 img {
  display: block;
  width: 100%;
}

.main3 {
  margin-bottom: 30px;
}

.main3 img {
  display: block;
  width: 100%;
}

.main4 {
  display: block;
  width: 100%;
}

.main5 {
  padding: 40px 0px;
}

.main5 .list {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 5px 0px;
}

.main5 .list div {
  font-size: 15px;
  font-family: 'SL';
  color: #888888;
}

.main5 .list div span {
  color: #153889;
}

.main5 .list img {
  display: block;
  width: 20px;
}