.material-main {
  width: 100%;
}
.material-main .material-banner {
  width: 100%;
}
.material-main .material-banner img {
  width: 100%;
  height: auto;
}
.material-main .material-brand {
  width: 100%;
  height: 530px;
  overflow: hidden;
}
.material-main .material-brand .material-brand-title {
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  color: #333333;
  margin: 42px 0;
}
.material-main .material-brand .material-brand-pic {
  width: 1200px;
  height: 372px;
  background: url('../images/material/brand.png') center / 100% 100% no-repeat;
  margin: 0 auto;
}
.material-main .material-exhibition {
  position: relative;
  width: 100%;
  height: 560px;
}
.material-main .material-exhibition .material-exhibition-tab {
  position: absolute;
  top: 36px;
  right: 20%;
  width: 240px;
  z-index: 2;
}
.material-main .material-exhibition .material-exhibition-tab .tab-item {
  width: 100%;
  height: 69px;
  line-height: 69px;
  text-align: center;
  background: #FFFFFF;
  font-size: 24px;
  font-weight: bold;
  color: #333333;
  margin-bottom: 40px;
  cursor: pointer;
}
.material-main .material-exhibition .material-exhibition-tab .tab-active {
  color: #fff;
  background: #124E96;
}
.material-main .material-exhibition .material-exhibition-introduce {
  position: relative;
  width: 100%;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-wrapper {
  height: 560px;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide {
  background: #fff;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide .exhibition-info {
  position: relative;
  width: 100%;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide .exhibition-info .info-pic img {
  width: 100%;
  height: 560px;
  margin: 0 auto;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide .exhibition-info .info {
  position: absolute;
  top: 167px;
  left: 756px;
  z-index: 2;
  width: 433px;
  height: 247px;
  background: #124E96;
  opacity: 0.9;
  color: #FFFFFF;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide .exhibition-info .info .info-title {
  width: 184px;
  height: 59px;
  line-height: 59px;
  text-align: center;
  border: 2px solid #FFFFFF;
  font-size: 17px;
  font-weight: bold;
  margin: 38px auto 18px;
}
.material-main .material-exhibition .material-exhibition-introduce .swiper-slide .exhibition-info .info .info-text {
  font-size: 20px;
  font-weight: 500;
  color: #FFFFFF;
  text-align: center;
  line-height: 35px;
}
.material-main .material-auxiliary {
  width: 100%;
  height: 713px;
  overflow: hidden;
  background: url('../images/material/bg.png') center / 100% 100% no-repeat;
}
.material-main .material-auxiliary .material-auxiliary-title {
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  color: #333333;
  margin: 48px 0 30px;
}
.material-main .material-auxiliary .material-auxiliary-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 1200px;
  height: 460px;
  margin: 0 auto;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item {
  width: 380px;
  height: 460px;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-pic {
  width: 380px;
  height: 300px;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-pic img {
  width: 100%;
  height: 100%;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-text {
  position: relative;
  width: 380px;
  height: 150px;
  background: #124E96;
  color: #FFFFFF;
  text-align: center;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-text::after {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  content: '';
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 14px solid #124E96;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-text .text1 {
  font-size: 24px;
  font-weight: 500;
  padding: 20px 0 10px;
}
.material-main .material-auxiliary .material-auxiliary-info .auxiliary-info-item .info-item-text .text2 {
  font-size: 18px;
  font-weight: 400;
  line-height: 32px;
}
.material-main .material-alliance {
  width: 100%;
  height: 471px;
}
.material-main .material-alliance .material-alliance-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 1200px;
  height: 471px;
  overflow: hidden;
  padding: 37px 0 73px;
  margin: 0 auto;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-pic {
  width: 752px;
  height: 361px;
  flex-shrink: 0;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-pic img {
  width: 100%;
  height: 100%;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-info {
  flex: 1;
  color: #333333;
  padding-left: 137px;
  box-sizing: border-box;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-info .title1 {
  position: relative;
  width: 173px;
  padding-bottom: 36px;
  font-size: 28px;
  font-weight: bold;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-info .title1::after {
  position: absolute;
  bottom: 0;
  left: 0;
  content: '';
  width: 173px;
  height: 4px;
  background: #124E96;
}
.material-main .material-alliance .material-alliance-wrapper .material-alliance-info .title2 {
  font-size: 18px;
  font-weight: 500;
  margin-top: 56px;
  line-height: 35px;
}