body {
  background: #fff;
}

section .section-title {
  font-weight: 700;
  text-align: center;
  color: #1f1e1e;
}
section .section-text {
  font-weight: lighter;
  text-align: center;
  line-height: 40px;
  margin-top: 15px;
}

.banner {
  background: url(../images/material/banner.jpg) no-repeat;
  background-size: cover;
}
.banner .container {
  position: relative;
}
.banner .container .section-title {
  color: #fff;
}
.banner .container .section-text {
  color: #fff;
}
.banner .container .page-nav {
  text-align: end;
  position: absolute;
  bottom: 20px;
  color: #f2f7fb;
  font-size: 20px;
}
.banner .container .page-nav a {
  color: #f2f7fb;
  font-size: 20px;
  line-height: 36px;
}
.banner .container .page-nav a:last-child {
  cursor: text;
}
.banner .container .page-nav a:last-child span {
  color: #f9bb0b;
  border-bottom: solid 1px #f9bb0b;
  padding-bottom: 6px;
}
.banner .container .page-nav a:last-child:hover {
  font-weight: normal;
}
.banner .container .page-nav a:hover {
  font-weight: 700;
}

.material-section {
  padding-bottom: 55px !important;
}
.material-section .material-list {
  margin-top: 20px;
}
.material-section .material-list .material-item {
  display: flex;
  justify-content: space-between;
}
.material-section .material-list .material-item .img-box {
  overflow: hidden;
}
.material-section .material-list .material-item .img-box img {
  width: 100%;
  height: 100%;
  display: block;
  transition: all 0.5s;
}
.material-section .material-list .material-item .material-item-text {
  color: #202020;
  background: #f7f7f7;
}
.material-section .material-list .material-item .material-item-text h2 {
  line-height: 38px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.material-section .material-list .material-item .material-item-text p {
  margin-top: 5px;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 3;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.material-section .material-list .material-item .material-item-text a {
  display: block;
  width: 220px;
  height: 41px;
  font-weight: lighter;
  line-height: 41px;
  text-align: center;
  color: #202020;
  border: dashed 1px #d4d3d3;
  background: #fff;
  margin-top: 15px;
  max-width: 100%;
}
.material-section .material-list .material-item .material-item-text a span {
  font-size: 24px;
  line-height: 20px;
  color: #afafaf;
}
.material-section .material-list .material-item:hover .img-box img {
  transform: scale(1.05);
}
.material-section .material-list .material-item:hover .material-item-text a {
  background: #3f51b5;
  color: #fff;
  border: solid 1px #3f51b5;
  background-size: 200% auto;
  transition: all 0.5s;
}
.material-section .material-list .material-item:hover .material-item-text a span {
  color: #fff;
}
.material-section .material-list .material-item:hover .material-item-text a:hover {
  background-image: linear-gradient(to right, #3f51b5 0%, #8f9deb 51%, #3f51b5 100%);
  background-position: center right;
}
.material-section .pagelist {
  margin-top: 55px;
}
.material-section .pagelist .page {
  justify-content: center;
}
.material-section .pagelist .page .pre, .material-section .pagelist .page .next, .material-section .pagelist .page .page-num {
  line-height: 18px;
  border: solid 1px #eaeaea;
  color: #202020;
  background: #f7f7f7;
  margin: 0 10px;
  font-weight: lighter;
}
.material-section .pagelist .page .page-num-current {
  background: #3f51b5;
  color: #fff;
  border: solid 1px #3f51b5;
}
.material-section .pagelist .page .pre {
  margin-left: 0;
}
.material-section .pagelist .page .next {
  margin-right: 0;
}

.service-section {
  background: url(../images/product/service_bg.jpg) no-repeat;
  background-size: cover;
  padding: 50px 0 77px;
}
.service-section .section-title a {
  color: #1f1e1e;
}
.service-section .service-list-group {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.service-section .service-list-group .service-list {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.service-section .service-list-group .service-list .service-item {
  background: #ededf5;
  border-radius: 50%;
  box-shadow: 1px 1px 16px 0px rgba(20, 26, 63, 0.06);
}
.service-section .service-list-group .service-list .service-item .service-bg {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: #fff;
  width: 100%;
  height: 100%;
  border-radius: 50%;
}
.service-section .service-list-group .service-list .service-item .service-bg .icon-2 {
  display: none;
}
.service-section .service-list-group .service-list .service-item .service-bg p {
  color: #1f1e1e;
  margin-top: 5px;
  text-align: center;
}
.service-section .service-list-group .service-list .service-item:hover {
  border: dashed 1px rgba(63, 81, 181, 0.5);
}
.service-section .service-list-group .service-list .service-item:hover .service-bg {
  background: #3f51b5;
}
.service-section .service-list-group .service-list .service-item:hover .service-bg .icon-1 {
  display: none;
}
.service-section .service-list-group .service-list .service-item:hover .service-bg .icon-2 {
  display: block;
}
.service-section .service-list-group .service-list .service-item:hover .service-bg p {
  color: #fff;
}
.service-section .service-list-group .service-arrow1 {
  width: 32px;
  height: 31px;
}

@media (max-width: 575px) {
  section .section-title {
    font-size: 24px;
  }
  section .section-text {
    font-size: 18px;
    line-height: 30px;
  }
  .banner .container {
    padding: 100px 12px;
  }
  .banner .container .page-nav {
    right: 12px;
  }
  .banner .container .page-nav a {
    font-size: 16px;
    line-height: 28px;
  }
  .material-section .g-4 {
    --bs-gutter-y: 1.55rem;
    --bs-gutter-x: 1.55rem;
  }
  .material-section .material-list .material-item {
    flex-wrap: wrap;
  }
  .material-section .material-list .material-item .img-box {
    width: 100%;
  }
  .material-section .material-list .material-item .material-item-text {
    width: 100%;
    padding: 20px;
  }
  .material-section .material-list .material-item .material-item-text h2 {
    font-size: 20px;
    line-height: 30px;
    font-weight: 700;
  }
  .material-section .material-list .material-item .material-item-text p {
    font-size: 16px;
    line-height: 26px;
  }
  .material-section .material-list .material-item .material-item-text a {
    font-size: 16px;
    margin-top: 10px;
    width: 230px;
    height: 36px;
    line-height: 36px;
    max-width: 100%;
  }
  .material-section .pagelist .page .pre, .material-section .pagelist .page .next, .material-section .pagelist .page .page-num {
    font-size: 16px;
    padding: 5px 10px;
    margin: 0 5px;
  }
  .service-section {
    padding: 30px 12px;
  }
  .service-section .service-list-group {
    padding: 0;
    flex-wrap: wrap;
  }
  .service-section .service-list-group .service-arrow1 {
    display: none;
  }
  .service-section .service-list-group .service-list {
    width: 100%;
    margin-top: 25px;
  }
  .service-section .service-list-group .service-list .service-arrow {
    display: none;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 95px;
    height: 95px;
    padding: 5px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 38px;
    height: 38px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg p {
    font-size: 14px;
  }
}
@media (min-width: 576px) {
  section .section-title {
    font-size: 26px;
  }
  section .section-text {
    font-size: 18px;
    line-height: 28px;
  }
  .banner .container {
    padding: 150px 12px;
  }
  .banner .container .page-nav {
    right: 12px;
  }
  .banner .container .page-nav a {
    font-size: 18px;
    line-height: 30px;
  }
  .material-section .g-4 {
    --bs-gutter-y: 1.55rem;
    --bs-gutter-x: 1.55rem;
  }
  .material-section .material-list .material-item .img-box {
    width: 46%;
  }
  .material-section .material-list .material-item .material-item-text {
    width: 54%;
    padding: 15px;
  }
  .material-section .material-list .material-item .material-item-text h2 {
    font-size: 20px;
  }
  .material-section .material-list .material-item .material-item-text p {
    font-size: 16px;
    line-height: 26px;
  }
  .material-section .material-list .material-item .material-item-text a {
    font-size: 16px;
  }
  .material-section .pagelist .page .pre, .material-section .pagelist .page .next, .material-section .pagelist .page .page-num {
    font-size: 16px;
    padding: 10px 15px;
    margin: 0 10px;
  }
  .service-section .service-list-group {
    padding: 0 12px;
    flex-wrap: wrap;
    max-width: 540px;
    margin: 0 auto;
  }
  .service-section .service-list-group .service-arrow1 {
    display: none;
  }
  .service-section .service-list-group .service-list {
    width: 100%;
    margin-top: 25px;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 95px;
    height: 95px;
    padding: 5px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 38px;
    height: 38px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg p {
    font-size: 15px;
  }
}
@media (min-width: 768px) {
  .material-section .pagelist .page .pre, .material-section .pagelist .page .next, .material-section .pagelist .page .page-num {
    font-size: 20px;
    padding: 14px 17px;
    margin: 0 10px;
  }
  .material-section .pagelist .page .pre, .material-section .pagelist .page .next {
    padding: 14px 30px;
  }
  .service-section .service-list-group {
    max-width: none;
  }
  .service-section .service-list-group .service-list {
    margin-top: 45px;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 140px;
    height: 140px;
    padding: 9px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 48px;
    height: 48px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg p {
    font-size: 18px;
  }
}
@media (min-width: 992px) {
  section .section-title {
    font-size: 34px;
  }
  .material-section .g-4 {
    --bs-gutter-y: 1.55rem;
    --bs-gutter-x: 1.55rem;
  }
  .material-section .material-list .material-item .img-box {
    width: 48.5%;
  }
  .material-section .material-list .material-item .material-item-text {
    width: 51.5%;
    padding: 15px;
  }
  .material-section .material-list .material-item .material-item-text p {
    font-size: 16px;
    line-height: 26px;
  }
  .service-section .service-list-group {
    max-width: 960px;
    margin: 0 auto;
  }
}
@media (min-width: 1200px) {
  section .section-title {
    font-size: 36px;
  }
  .service-section .service-list-group {
    margin-top: 50px;
    max-width: none;
  }
  .service-section .service-list-group .service-arrow1 {
    display: block;
  }
  .service-section .service-list-group .service-list {
    width: 47.8%;
    margin-top: 0;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 110px;
    height: 110px;
    padding: 6px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 42px;
    height: 42px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg p {
    font-size: 16px;
  }
}
@media (min-width: 1400px) {
  section .section-title {
    font-size: 38px;
  }
  section .section-text {
    font-size: 20px;
  }
  .material-section .g-4 {
    --bs-gutter-y: 1.8rem;
    --bs-gutter-x: 1.8rem;
  }
  .material-section .material-list .material-item .img-box {
    width: 47.9%;
  }
  .material-section .material-list .material-item .material-item-text {
    width: 52.1%;
    padding: 18px 20px 15px 27px;
  }
  .material-section .material-list .material-item .material-item-text h2 {
    font-size: 22px;
  }
  .material-section .material-list .material-item .material-item-text p {
    font-size: 18px;
    line-height: 28px;
  }
  .material-section .material-list .material-item .material-item-text a {
    font-size: 18px;
  }
  .service-section .service-list-group {
    padding: 0 30px;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 118px;
    height: 118px;
    padding: 6px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 42px;
    height: 42px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg p {
    font-size: 16px;
  }
}
@media (min-width: 1600px) {
  section .section-title {
    font-size: 44px;
  }
  .banner .container {
    padding: 200px 15px 225px;
  }
  .banner .container .section-text {
    font-size: 30px;
  }
  .banner .container .page-nav {
    right: 20px;
  }
  .banner .container .page-nav a {
    font-size: 20px;
    line-height: 36px;
  }
  .material-section .material-list .material-item .material-item-text h2 {
    font-size: 24px;
  }
  .service-section .service-list-group {
    padding: 0 50px;
  }
  .service-section .service-list-group .service-list {
    width: 47.2%;
  }
  .service-section .service-list-group .service-list .service-item {
    width: 150px;
    height: 150px;
    padding: 8px;
  }
  .service-section .service-list-group .service-list .service-item .service-bg img {
    width: 48px;
    height: 48px;
  }
}