* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  text-decoration: none;
}
img {
  max-height: 100%;
  max-width: 100%;
  width: auto !important;
}
i {
  font-style: normal;
}
.swiper-button-next:after,
.swiper-button-prev:after {
  display: none;
}
.content {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}
ul li {
  list-style: none;
}
.banner img {
  width: 100% !important;
}
.item1 {
  background: #fff;
  padding-bottom: 68px;
}
.item1 .content .tit {
  text-align: center;
  padding: 90px 0 60px;
}
.item1 .content .tit h6 {
  font-size: 48px;
  color: #333333;
  line-height: 1;
  margin-bottom: 20px;
}
.item1 .content .tit p {
  font-size: 16px;
  color: #333333;
  line-height: 1;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item:hover p::after {
  display: block;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item h5 {
  font-size: 20px;
  color: #666666;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item h5 i {
  font-size: 12px;
  color: #666666;
  position: relative;
  top: -10px;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item .pic {
  margin: 20px 0;
  height: 200px;
  justify-content: center;
  align-items: center;
  display: flex;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item .pic img {
  display: block;
  max-height: 200px;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item p {
  font-size: 20px;
  color: #666666;
  position: relative;
}
.item1 .content .slide .swiper .swiper-wrapper .swiper-slide .item p::after {
  display: none;
  content: '';
  position: absolute;
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 5px;
  background: #ee7700;
  z-index: -1;
}
.item2 {
  background-image: linear-gradient(0deg, #ffffff 0%, #eaedf0 100%);
}
.item2 .content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 644px;
}
.item2 .content .word h5 {
  font-size: 48px;
  font-weight: normal;
  line-height: 65px;
  color: #333333;
  font-weight: bold;
  margin-bottom: 30px;
}
.item2 .content .word p {
  font-size: 16px;
  color: #333333;
}
.item3 {
  background: url(../img/item_03.jpg) no-repeat center / cover;
}
.item3 .content {
  height: 500px;
}
.item3 .content .tit {
  text-align: center;
  padding: 55px 0 60px;
}
.item3 .content .tit h6 {
  font-size: 48px;
  color: #fff;
  line-height: 1;
  margin-bottom: 20px;
}
.item3 .content .tit p {
  font-size: 16px;
  color: #fff;
  line-height: 1;
}
.item3 .content .center .wordlist {
  margin-bottom: 67px;
}
.item3 .content .center .wordlist .word {
  display: none;
}
.item3 .content .center .wordlist .word:first-child {
  display: block;
}
.item3 .content .center .wordlist .word h5 {
  font-size: 36px;
  line-height: 1;
  font-weight: bold;
  color: #ffffff;
  margin-bottom: 28px;
}
.item3 .content .center .wordlist .word p {
  font-size: 16px;
  line-height: 1;
  color: #ffffff;
}
.item3 .content .center .list ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.item3 .content .center .list ul li {
  cursor: pointer;
  width: 98px;
  height: 100px;
  background-color: rgba(51, 62, 82, 0.8);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.item3 .content .center .list ul li.active {
  background-color: #ffffff;
}
.item3 .content .center .list ul li.active .pic .img_c {
  display: block;
}
.item3 .content .center .list ul li.active .pic .img {
  display: none;
}
.item3 .content .center .list ul li.active .word {
  color: #1f4396;
}
.item3 .content .center .list ul li .pic {
  display: flex;
  align-items: center;
  height: 40px;
  margin-bottom: 10px;
}
.item3 .content .center .list ul li .pic img {
  display: block;
}
.item3 .content .center .list ul li .pic .img_c {
  display: none;
}
.item3 .content .center .list ul li .word {
  font-size: 16px;
  color: #ffffff;
}
.item4 {
  background: #fff;
}
.item4 .content {
  padding-bottom: 110px;
}
.item4 .content .tit {
  text-align: center;
  padding: 60px 0;
}
.item4 .content .tit h6 {
  font-size: 48px;
  color: #333333;
  line-height: 1;
  margin-bottom: 20px;
}
.item4 .content .tit p {
  font-size: 16px;
  color: #333333;
  line-height: 1;
}
.item4 .content .center {
  display: flex;
  justify-content: space-between;
}
.item4 .content .center .word {
  width: 666px;
}
.item4 .content .center .word .text {
  font-size: 16px;
  color: #333333;
  margin-bottom: 50px;
}
.item4 .content .center .word .list ul {
  display: flex;
  justify-content: space-between;
}
.item4 .content .center .word .list ul li {
  text-align: center;
}
.item4 .content .center .word .list ul li h6 {
  font-size: 16px;
  color: #666666;
  line-height: 1;
}
.item4 .content .center .word .list ul li p {
  font-size: 52px;
  color: #1f4396;
  line-height: 1;
  margin-bottom: 20px;
}
.item4 .content .center .word .list ul li p i {
  font-size: 16px;
  color: #1f4396;
  line-height: 1;
}
.item4 .content .center .word .more {
  margin-top: 40px;
}
.item4 .content .center .word .more a {
  width: 160px;
  height: 46px;
  background-color: #ffffff;
  border-radius: 23px;
  border: solid 1px #1f4396;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #1f4396;
}
.item4 .content .center .word .more a img {
  display: block;
  margin-left: 30px;
}
@media screen and (max-width: 1400px) {
  .content {
    padding-left: 10px !important;
    padding-right: 10px !important;
    padding-bottom: 10px !important;
  }
  .item4 .content .center .word {
    width: 48%;
  }
  .item4 .content .center .pic {
    width: 50%;
  }
}
@media screen and (max-width: 1200px) {
  .item2 .content {
    height: auto;
    padding: 40px 0;
    flex-direction: column;
  }
  .item2 .content .word {
    width: 100%;
    text-align: center;
    margin-bottom: 60px;
  }
  .item2 .content .pic {
    width: 100%;
    text-align: center;
  }
  .item3 .content .center .list ul li .word {
    font-size: 12px;
  }
  .item4 .content {
    padding-bottom: 20px;
  }
  .item4 .content .center {
    flex-direction: column;
  }
  .item4 .content .center .word {
    width: 100%;
  }
  .item4 .content .center .word .more a {
    margin: 0 auto;
  }
  .item4 .content .center .pic {
    width: 100%;
    text-align: center;
    margin-top: 40px;
  }
}
@media screen and (max-width: 767px) {
  .tit {
    padding: 10px 0 !important;
  }
  .tit h6 {
    font-size: 30px !important;
  }
  .tit p {
    font-size: 14px !important;
  }
  .item1 {
    padding-bottom: 10px !important;
  }
  .item2 .content .word h5 {
    font-size: 30px !important;
    line-height: 1;
  }
  .item3 .content {
    height: auto;
  }
  .item3 .content .center .list ul {
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .item3 .content .center .list ul li {
    width: 20%;
    margin-bottom: 5px;
  }
  .item3 .content .center .wordlist {
    margin: 20px 0;
  }
  .item3 .content .center .wordlist .word h5 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .item3 .content .center .wordlist .word p {
    font-size: 12px;
    line-height: 1.5;
  }
  .item4 .content .center .word .text {
    margin-bottom: 20px;
  }
  .item4 .content .center .word .list ul li p {
    font-size: 20px;
    line-height: 1.5;
  }
}