.btn {
  margin: 30px auto;
  display: block;
  width: 287px;
  height: 50px;
  background: #536BF5;
  box-shadow: 0 3px 13px 0 rgba(0,82,255,.5);
  border-radius: 25px;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}
.white-btn {
  background: #fff;
  color: #000;
}

.swiper {
  height: 734px;
  color: #fff;
}
.swiper .slide-item {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  height: 734px;
  margin: 0 auto;
  overflow: hidden;
  text-align: center;
}
.swiper .slide-item-act {
  background-image: url('../img/index/banner-yuandan.png');
}
.btn-act {
  width: 334px;
  margin-top: 520px;
}
.swiper .slide-item-1 {
  background-image: url('../img/index/banner-1.png');
}
.swiper .slide-item-2 {
  background-image: url('../img/index/banner-2.png');
}
.swiper .slide-item-3 {
  background-image: url('../img/index/banner-3.png');
}
.swiper .slide-item-4 {
  background-image: url('../img/index/banner-4.png');
}
.swiper .slide-item .banner-wrap {
  width: 1200px;
  margin: 0 auto;
  text-align: left;
}
.swiper .slide-item p.title {
  font-size: 64px;
  font-weight: bolder;
  margin: 220px 0 50px;
}
.swiper .slide-item p {
  font-size: 16px;
  margin-bottom: 112px;
}
.swiper .slide-item .btn-orange {
  float: left;
  display: block;
  width: 280px;
  height: 50px;
  border-radius: 25px;
  font-size: 18px;
  color: #fff;
  background: linear-gradient(160deg, #F9C333, #F79346);
  margin: -60px auto 70px;
  cursor: pointer;
}
.swiper .swiper-pagination {
  overflow: hidden;
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
}
.swiper .swiper-pagination .swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  background: #ccc;
  margin: 0 4px;
  border-radius: 4px;
}
.swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: #fff;
}

.icons {
  width: 1200px;
  margin: 16px auto;
}
.icons ul {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}
.icons ul.icon-list {
  width: 1000px;
  margin: 0 auto 30px;
}
.icons ul.icon-list li {
  cursor: pointer;
}
.icons ul.icon-list li img {
  width: 224px;
  box-shadow: 0 0 5px 5px rgba(234, 234, 234, .6);
}
.icons ul.icon-text {
  padding: 30px 0;
  font-size: 15px;
  box-shadow: 0 0 5px 5px rgba(234, 234, 234, .6);
}
.icons ul.icon-text li {
  display: none;
  width: 1200px;
  text-align: center;
}
.icons p {
  text-align: center;
}
.sign {
  width: 1200px;
  margin: 140px auto 80px;
}
.sign .title {
  display: block;
  width: 582px;
  height: 92px;
  margin: 0 auto 30px;
}
.sign ul {
  display: flex;
  flex-wrap: wrap;
}
.sign ul li {
  display: flex;
  width: 45%;
  padding-left: 5%;
  margin: 40px 0;
}
.sign ul li img {
  display: block;
  width: 200px;
  height: 200px;
  margin-right: 64px;
}
.sign ul li .sign-info {
  padding-top: 40px;
}
.sign ul li .sign-info > div {
  color: #999;
  line-height: 2;
  margin-top: 20px;
}
.sign ul li p {
  font-size: 24px;
  color: #000;
  font-weight: bolder;
}
.web-area {
  overflow: hidden;
  background: url(../img/index/web-bg.png) no-repeat center;
  background-size: cover;
  height: 900px;
}
.web {
  width: 1200px;
  margin: 0 auto;
}
.web .title {
  display: block;
  width: 678px;
  height: 95px;
  margin: 100px auto 50px;
}
.web ul {
  color: #fff;
  margin-left: 60%;
  margin-top: 80px;
}
.web ul li p {
  font-size: 24px;
  font-weight: bolder;
  margin-bottom: 20px;
}
.web ul li > div {
  color: #ccc;
  margin-bottom: 45px;
}
.dispatch {
  margin-bottom: 100px;
}
.dispatch .title {
  display: block;
  width: 888px;
  height: 92px;
  margin: 100px auto 50px;
}
.dispatch ul {
  display: flex;
  justify-content: space-around;
  width: 1350px;
  margin: 0 auto;
}
.dispatch ul li {
  width: 415px;
  height: 497px;
  text-align: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}
.dispatch ul li.dispatch-1 {
  background-image: url(../img/index/dispatch-1.png);
}
.dispatch ul li.dispatch-2 {
  background-image: url(../img/index/dispatch-2.png);
}
.dispatch ul li.dispatch-3 {
  background-image: url(../img/index/dispatch-3.png);
}
.dispatch ul li p {
  font-size: 24px;
  color: #000;
  font-weight: bold;
  margin: 60px 0 10px;
}
.dispatch ul li > div {
  color: #999;
}
.shelf-area {
  overflow: hidden;
  background: url(../img/index/shelf-bg.png) no-repeat center;
  background-size: cover;
  height: 750px;
}
.shelf {
  width: 1200px;
  margin: 0 auto;
}
.shelf .title {
  display: block;
  width: 726px;
  height: 92px;
  margin: 90px auto 30px;
}
.shelf .shelf-note {
  font-size: 24px;
  font-weight: bolder;
  color: #000;
  margin-top: 80px;
  line-height: 3;
}
.gain {
  overflow: hidden;
  height: 430px;
  background: linear-gradient(135deg, #1C7EE1 0%, #9775E5 70%);
  color: #fff;
  text-align: center;
}
.gain > p {
  font-size: 36px;
  font-weight: bolder;
  margin: 100px 0 70px;
}
.gain ul {
  display: flex;
  justify-content: space-between;
  width: 1000px;
  margin: 0 auto;
}
.gain ul li h3 {
  font-size: 60px;
  padding: 0;
  margin: 0;
}
.gain ul li p {
  font-size: 24px;
}
.cooperate {
  padding-bottom: 100px;
}
.cooperate .title {
  display: block;
  width: 632px;
  height: 92px;
  margin: 100px auto 30px;
}
.cooperate ul {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.cooperate ul li {
  margin: 50px 20px;
}
.cooperate ul li img {
  width: 197px;
  height: 197px;
}