.w735 {
  width: 735px;
  margin: 0 auto;
}
.w985 {
  width: 985px;
}
.w1280 {
  width: 1280px;
  margin: 0 auto;
}
.w1345 {
  width: 1345px;
  height: 100%;
  margin: 0 auto;
}
.w1600 {
  width: 1600px;
  margin: 0 auto;
}
.w1775 {
  width: 1775px;
  margin: 0 auto;
}
.flex {
  display: flex;
}
.flex-center {
  display: flex;
  justify-content: center;
}
.flex-between {
  display: flex;
  justify-content: space-between;
}
.flex-arround {
  display: flex;
  justify-content: space-around;
}
.clearfix:after,
.clearfix:before {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.h {
  height: 115px;
}
.pos-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

@media screen and (max-width: 1850px) {
  .historyBox .line {
    top: 363px;
  }
}
@media screen and (max-width: 1800px) {
  .w1775 {
    width: 94%;
  }
  .historyBox .line {
    top: 357px;
  }
  .aboutYK .right .index-title {
    margin-top: 150px;
  }
}
@media screen and (max-width: 1750px) {
  .historyBox .line {
    top: 351px;
  }
}
@media screen and (max-width: 1700px) {
  .historyBox .line {
    top: 345px;
  }
  .aboutYK .right .aboutYK-text {
    margin-top: 10%;
  }
  header .right .lang {
    margin-left: 20px;
  }
}
@media screen and (max-width: 1650px) {
  .w1600 {
    width: 94%;
  }
  .historyBox .line {
    top: 339px;
  }
}
@media screen and (max-width: 1600px) {
  .historyBox .line {
    top: 333px;
  }
}
@media screen and (max-width: 1550px) {
  .historyBox .line {
    top: 327px;
  }
}
@media screen and (max-width: 1500px) {
  .historyBox .line {
    top: 323px;
  }
}
@media screen and (max-width: 1440px) {
  header .right .nav .menu > a {
    font-size: 18px;
  }
  .w1345 {
    width: 94%;
  }
  .gongyi .left {
    padding-top: 120px;
  }
  .appArea .right .cirBox {
    width: 585px;
    height: 585px;
  }
  .appArea .right .cirBox .img-box,
  .appArea .right .cirBox .img-box li {
    width: 327px;
    height: 327px;
  }
  .appArea .right .appArea-item {
    right: 52%;
  }
  .appArea .right .appArea-item li:not(:last-child) {
    margin-bottom: 40px;
  }
  .huanbao ul {
    padding-top: 22%;
    justify-content: center;
  }
  .huanbao ul li {
    width: 40%;
  }
  .huanbao ul li:not(:last-child) {
    margin-right: 5%;
  }
  .historyBox .line {
    top: 315px;
  }
  .newsBox .w1345 {
    width: 87%;
  }
  /*.newsBox .topNews-box .swiperRight-box {*/
  /*  width: 450px;*/
  /*  right: 240px;*/
  /*}*/
  .layoutBox .left-nav {
    width: 250px;
    padding-top: 50px;
    padding-left: 50px;
    padding-right: 10px;
    padding-bottom: 5px;
  }
  .dirctionBox .dir2 {
    top: 5%;
  }
  .contactBox .mapLayout .layout-right #container {
    height: 586px;
  }
  .contactBox .mapLayout .contact-title {
    top: -130px;
  }
  .contactBox .mapLayout {
    margin-top: calc(5.72% + 130px);
  }
  .contactBox .mapLayout .layout-left {
    padding-left: 5%;
  }
  .aboutBox .right .abouttextBox {
    width: 82%;
  }
  .aboutBox .right .abouttextBox .content {
    width: 96%;
  }
}
@media screen and (max-width: 1366px) {
  .historyBox .line {
    top: 306px;
  }
  .displayBox .item1 .tableFooter p {
    margin-left: 12%;
  }
  .developmentBox .development-item1 ul li {
      padding-left: 30px;
  }
  .biobased-composite .right-main .section2 {
    margin-top: 80px;
  }
}
@media screen and (max-width: 1280px) {
  .historyBox .line {
    top: 298px;
  }
  .jobBox .job-top {
    width: 94%;
  }
  .aboutYK .right .aboutYK-text {
    width: 100%;
  }
      .newsBox .topNews-box .swiperRight-box {
    width: 550px;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
  }
  .newsBox .topNews-box .swiperRight-box img {
    display: block;
    width: 100%;
    border-radius: 0 50px 0 0;
  }
  
  
   .index-title {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .index-title img {
    display: block;
    width: 130px;
  }
  .index-title p {
    left: 45px;
  }
  header {
    height: 110px;
  }
  header .left {
    width: 150px;
  }
  header .left img {
    width: 100%;
  }
  header .right .nav .menu > a {
    font-size: 16px;
    line-height: 110px;
    color: #fff;
  }

  header .right .nav .subNav {
    top: 110px;
    width: 120px;
  }
  .index-banner .banner-text .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #fff;
  }
  .index-banner .banner-text .en-text {
    font-size: 15px;
    line-height: 15px;
    color: #fff;
  }
  .index-banner .more a {
    font-size: 16px;
    line-height: 16px;
    color: #fff;
  }
  .index-banner .more .cir {
    width: 20px;
    height: 20px;
  }
  .index-banner .banner-text2 .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .index-banner .banner-text3 .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #fff;
  }

  .aboutYK .left img {
    max-width: 90%;
    margin: 0 auto;
    height: 500px;
  }
  .gongyi .left .index-title {
    left: 0;
  }
  .gongyi .left .left-layout {
    width: 420px;
    margin: 0 0 0 30%;
  }
  /* @@@@ 走进益凯 @@@@ */
  .aboutBox .right ul li h6 {
    font-size: 16px;
    line-height: 16px;
    color: #585858;
  }
  .aboutBox .right ul li p {
    font-size: 20px;
    line-height: 20px;
    color: #1d2088;
  }
  .aboutBox .right ul li p span {
    font-size: 40px;
    line-height: 35px;
    color: #1d2088;
  }
  .aboutBox .right .abouttextBox {
    font-size: 16px;
    line-height: 34px;
    color: #585858;
  }
  .historyBox {
    height: 850px;
    background-size: cover;
  }
  .historyBox .historyTime {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .historyBox .line {
    top: 285px;
  }
  .historyBox .swiper-button-prev,
  .historyBox .swiper-button-next {
    top: 18.7%;
  }
  .historyBox .historyCon .oneHistory p {
    font-size: 16px;
    line-height: 26px;
    color: #474747;
  }
  .cultureBox .culture-title {
    font-size: 40px;
    line-height: 40px;
    color: #1d2088;
  }
  .cultureBox p {
    font-size: 16px;
    line-height: 36px;
    color: #585858;
  }
  .inner-title {
    font-size: 38px;
    line-height: 38px;
    color: #585858;
  }
  /* @@@@ 产品中心 @@@@ */
  .layoutBox .left-nav .product-list li {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li a p {
    font-size: 16px;
    line-height: 60px;
    color: #1d2088;
  }
  .layoutBox .left-nav .product-list li.on {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li.on a p {
    font-size: 16px;
    line-height: 60px;
    color: #fff;
  }
  .layoutBox .left-nav .product-list li:hvoer {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li:hvoer a p {
    font-size: 16px;
    line-height: 60px;
    color: #fff;
  }

  .productBox .right-main ul li .text .product-title {
    font-size: 28px;
    line-height: 28px;
    color: #1d2088;
  }
  .productBox .right-main ul li .text .product-intro {
    font-size: 16px;
    line-height: 26px;
    color: #474747;
  }
  .productBox .right-main ul li .product-img {
    bottom: unset;
    top: 50%;
    transform: translateY(-50%);
  }
  .applicationBox .application-item1 .four {
    left: 83.5%;
  }
  /* @@@@ 可持续发展 @@@@ */
  .hseSystem .hseSystemBox .hseSystemTitle {
    font-size: 45px;
    line-height: 45px;
    color: #1d2088;
  }
  .hseSystem .hseSystemBox .hseSystemCon {
    font-size: 18px;
    line-height: 36px;
    color: #585858;
  }
  .contactBox .mapLayout .contact-title .cntitle {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
}
@media screen and (max-width: 1200px) {
  .newsBox .topNews-box {
    height: auto;
    display: flex;
    flex-direction: column-reverse;
    padding: 5%;
    margin: 0 auto;
    box-sizing: border-box;
  }
  .newsBox .topNews-box .swiperLeft {
    width: 50%;
    margin: 20px auto 0;
  }
  .newsBox .topNews-box .swiperRight-box {
    position: relative;
    right: unset;
    top: unset;
    width: 550px;
    margin: 0 auto;
    transform: translateY(0);
  }
  .newsBox .topNews-box .swiperRight-box img {
    display: block;
    width: 100%;
  }
  header,
  .h {
    display: none;
  }
  .nav-box {
    display: block;
  }
  .index-title {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .index-title img {
    width: 146px;
  }
  .appArea {
    height: 700px;
    position: relative;
  }
  .appArea .right .appArea-item {
    right: 62%;
  }
  .appArea .right .appArea-item li {
    width: 180px;
  }
  .appArea .right .appArea-item li .appArea-title {
    margin-left: 5px;
    font-size: 15px;
  }
  .appArea .right .appArea-item li:first-child,
  .appArea .right .appArea-item li:last-child {
    margin-left: 65px;
  }
  .appArea .right .appArea-item li:nth-child(2),
  .appArea .right .appArea-item li:nth-last-child(2) {
    margin-left: 35px;
  }
  .huanbao {
    padding-top: 10%;
    position: relative;
  }
  .huanbao .index-title-box {
    display: flex;
    justify-content: center;
  }
  .huanbao .index-title {
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
    margin-left: -20%;
  }
  .huanbao ul {
    padding: 10% 0;
  }
  .aboutYK .right {
    width: 46%;
  }
  .aboutYK .right .index-title {
    margin-top: 50px;
  }
  .gongyi .left {
    padding: 10% 0;
  }
  .layoutBox .layout {
    flex-direction: column;
  }
  .layoutBox .left-nav {
    width: 100%;
    border-radius: 0;
    padding: 0;
    box-sizing: border-box;
    padding: 3%;
  }
  .layoutBox .right-main {
    width: 94%;
    margin: 0 auto;
  }
  .productBox .right-main ul li .product-img {
    bottom: unset;
    top: 50%;
    transform: translateY(-50%);
  }
  .developmentBox .development-item1 ul li {
    padding-left: 2%;
    padding-top: 5%;
  }
  .developmentBox .development-item1 ul li .bot {
    margin-top: 20px;
  }
  .developmentBox .development-item1 ul li:nth-child(4) .bot {
    margin-top: 15px;
  }
  .hseDocument ul li {
    width: 40%;
  }
  .hseDocument ul li:not(:nth-child(2n)) {
    margin-right: 4%;
  }
  .hseSystem .hseSystemBox .hseSystemCon {
    width: 94%;
  }
  .index-banner .banner-text2 {
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .index-banner .banner-text2 .cn-text {
    text-align: center;
  }
  .index-banner .banner-text3 {
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .index-banner .banner-text3 .cn-text {
    text-align: center;
  }
  .index-banner .banner-text3 .hidde {
    justify-content: center;
  }
  .layoutBox .right-main {
    width: 98%;
    box-sizing: border-box;
    margin: auto;
    margin-top: 30px;
  }
  .layoutBox .right-main .title {
    font-size: 24px;
    margin-bottom: 30px;
  }
}
@media screen and (max-width: 1080px) {
  .index-banner .banner-text .en-text {
    margin-left: 0;
  }
  .aboutBox {
    background: #f9fafa;
  }
  .aboutBox > .flex {
    background: none;
    flex-direction: column-reverse;
    width: 94%;
    margin: 0 auto;
  }
  .aboutBox > .flex .left {
    margin: 0 auto 20px;
    width: 50%;
  }
  .aboutBox > .flex .right {
    width: 100%;
    margin: 30px auto;
  }
  .aboutBox > .flex .right .abouttextBox {
    width: 100%;
    margin: 4.3% auto 0;
  }
  .trainingBox .train-item1 {
    padding: 5.2% 0;
    height: auto;
  }
  .trainingBox .train-item1 ul {
    height: auto;
    flex-wrap: wrap;
  }
  .trainingBox .train-item1 ul li {
    width: 50%;
  }
  .trainingBox .train-item1 ul li .main-box {
    width: 100%;
  }
  .trainingBox .train-item3 .w1600 {
    flex-direction: column-reverse;
  }
  .trainingBox .train-item3 .w1600 .left {
    width: 100%;
  }
  .trainingBox .train-item3 .w1600 .left img {
    width: 50%;
    margin: 0 auto;
  }
  .trainingBox .train-item3 .w1600 .right {
    width: 100%;
  }
  .trainingBox .train-item3 .w1600 .right .train-item3-title {
    margin-top: 30px;
  }
  .applicationBox {
    margin-top: 5.2%;
  }
  .applicationBox .application-item1 .img-box {
    height: 400px;
    margin-top: 0;
    padding: 50px 0;
  }
  .applicationBox .application-item1 .img-box .posBox .line,
  .applicationBox .application-item1 .img-box .posBox .cir {
    display: none;
  }
  .applicationBox .application-item1 .one {
    top: 0;
    left: 0;
  }
  .applicationBox .application-item1 .two {
    top: 0;
    left: unset;
    right: 0;
  }
  .applicationBox .application-item1 .three {
    bottom: 0;
    left: 0;
  }
  .applicationBox .application-item1 .four {
    bottom: 0;
    left: unset;
    right: 0;
  }
  .biobased-composite .right-main .section2 {
    margin-top: 60px;
  }
  .biobased-composite .right-main .section2 .introduce div {
    width: 33.33%;
  }
  .biobased-composite .right-main .section5 .content div .text {
    top: 20%;
  }
  .biobased-composite .right-main .section5 .content div .text p {
    font-size: 18px;
  }
  .nei-title h2 {
    font-size: 32px;
  }
  .biobased-composite .right-main .section3 .pro-intro-title {
    font-size: 20px;
  }
  .biobased-composite .right-main .section3 .pro-intro-title span {
    font-size: 24px;
  }
}
@media screen and (max-width: 960px) {
  .index-banner .banner-text .cn-text {
    font-size: 65px;
    line-height: 65px;
  }
  .index-banner .banner-text .en-text {
    font-size: 16px;
    line-height: 16px;
  }
  .aboutYK {
    padding: 10% 0;
  }
  .appArea .right .cirBox {
    width: 385px;
    height: 385px;
  }
  .appArea .right .cirBox .img-box {
    width: 200px;
    height: 200px;
  }
  .appArea .right .cirBox .img-box li {
    width: 100%;
    height: 100%;
  }
  .appArea .right .appArea-item {
    right: 50%;
  }
  .introBox .intro-item2 {
    background-size: cover;
  }
  .introBox .intro-item2 .text-box {
    width: 100%;
  }
  .productNav .brand {
    display: none;
  }
  .displayBox .item {
    margin-top: 20px;
  }
  .displayBox .item .col {
    font-size: 16px;
  }
  .displayBox .item .tableBody .col {
    font-size: 12px;
  }
  .displayBox .item .tableFooter {
    height: auto;
    padding: 10px 0;
  }
  .developmentBox .development-item1 ul {
    flex-wrap: wrap;
  }
  .developmentBox .development-item1 ul li {
    width: 50%;
    padding-left: 5%;
  }
  .developmentBox .development-item2 {
    padding: 5.833% 0;
    height: auto;
    background-size: cover;
  }
  .developmentBox .development-item2 ul {
    width: 94%;
  }
  .developmentBox .development-item2 ul li .row {
    margin-bottom: 15px;
  }
  .developmentBox .development-item2 ul li p {
    font-size: 30px;
    line-height: 30px;
    color: #fff;
  }
  .developmentBox .development-item2 ul li p span {
    font-size: 50px;
    line-height: 50px;
    color: #fff;
  }
  .developmentBox .development-item2 ul li:nth-child(1),
  .developmentBox .development-item2 ul li:nth-child(2) {
    margin-bottom: 20px;
  }
  .contactBox .inner-title {
    margin-top: 30px;
  }
  .contactBox .mapLayout {
    flex-direction: column;
  }
  .contactBox .mapLayout .layout-left {
    width: 100%;
    height: auto;
  }
  .contactBox .mapLayout .layout-left ul {
    margin-top: 0;
    padding: 5.2% 0;
  }
  .contactBox .mapLayout .layout-left ul li:not(:last-child) {
    margin-bottom: 30px;
  }
  .contactBox .mapLayout .layout-right {
    width: 100%;
  }
  .contactBox .inputLayout {
    flex-wrap: wrap;
  }
  .contactBox .inputLayout .left,
  .contactBox .inputLayout .right {
    width: 100%;
  }
  .contactBox .inputLayout .right {
    margin-top: 20px;
  }
  .dirctionBox .right-main {
    padding: 5.2% 0;
  }
  .dirctionBox .right-main .bgImg,
  .dirctionBox .right-main .dir {
    display: none;
  }
  .dirctionBox .right-main .mbgImg {
    display: block;
  }
}
@media screen and (max-width: 780px) {
  .inner-title {
    font-size: 35px;
    line-height: 35px;
    color: #585858;
  }
  .index-banner {
    height: 380px;
  }
  .index-banner img {
    margin-left: 50%;
    transform: translateX(-50%);
    height: 100%;
    width: auto;
  }
  .index-banner .banner-text {
    width: 100%;
  }
  .index-banner .banner-text .cn-text {
    font-size: 50px;
    line-height: 50px;
    color: #fff;
    text-align: center;
  }
  .index-banner .banner-text .en-text {
    text-align: center;
  }
  .index-banner .banner-text2 .cn-text {
    font-size: 50px;
    line-height: 50px;
  }
  .index-banner .banner-text2 .more-box .more {
    justify-content: center;
  }
  .index-banner .banner-text2 .more-box .more a {
    justify-content: center;
  }
  .index-banner .banner-text3 .cn-text {
    font-size: 50px;
    line-height: 50px;
  }
  .index-banner .swiper-button-next,
  .index-banner .swiper-button-prev {
    display: none;
  }
  .index-title {
    font-size: 70px;
    line-height: 70px;
    color: #1d2088;
  }
  .index-title img {
    width: 120px;
  }
  .aboutYK {
    padding: 5% 0;
  }
  .aboutYK .w1345 {
    flex-wrap: wrap;
  }
  .aboutYK .left {
    margin: 0 auto;
    display: none;
  }
  .index-pic {
      display:block;
      width: 100%;
  }
  .index-pic img {
      display:block;
      width: 100%;
      height: auto;
  }
  .aboutYK .right .aboutYK-text .more {
      margin-top:20px;
  }
  .aboutYK .right {
    width: 100%;
  }
  .aboutYK .right .index-title {
    margin-top: 0;
  }
  .aboutYK .right .aboutYK-text {
    width: 100%;
    margin-top: 5%;
  }
  .aboutYK .bgImg {
    display: none;
  }
  .gongyi {
    background-size: cover;
  }
  .gongyi .left {
    width: 100%;
  }
  .gongyi .left .index-title {
    left: 0;
  }
  .appArea {
    padding: 5% 0;
    height: auto;
  }
  .appArea .left {
    width: 94%;
    margin: 0 auto;
    position: relative;
    top: unset;
    height: auto;
  }
  .appArea .left #leftBj {
    display: none;
  }
  .appArea .left .index-title {
    left: 0 !important;
  }
  .appArea .left .left-pos {
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
  }
  .appArea .left .left-pos .more {
    margin-top: 15px;
  }
  .appArea .right {
    width: 100%;
    height: auto;
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
    display: flex;
    flex-direction: column-reverse;
  }
  .appArea .right .appArea-item {
    width: 94%;
    margin: 15px auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
    right: unset;
  }
  .appArea .right .appArea-item li {
    margin-left: 0 !important;
  }
  .appArea .right .cirBox {
    position: relative;
    top: unset;
    left: unset;
    right: unset;
    transform: unset;
    margin: 0 auto;
  }
  .aboutBox .right ul {
    padding-left: 0;
    justify-content: space-around;
  }
  .categoryNav {
    display: none;
  }
  .pTop {
    padding-top: 0;
  }
  .historyBox {
    background-size: cover;
    height: auto;
    padding: 5% 0;
  }
  .historyBox .line {
    display: none;
  }
  .newsBox .botNews .botNews-ul li {
    width: 30%;
    height: auto;
  }
  .newsBox .botNews .botNews-ul li .text .clickBox {
    position: relative;
    bottom: unset;
    left: unset;
    padding: 30px 0;
  }
  .newsBox .botNews .botNews-ul li:not(:nth-child(4n)) {
    margin-right: 0;
  }
  .newsBox .botNews .botNews-ul li:not(:nth-child(3n)) {
    margin-right: 2%;
  }
  .introBox .intro-item1 .pro-intro {
    padding: 5%;
  }
  .introBox .intro-item2 {
    height: auto;
    padding: 5% 0;
  }
  .introBox .intro-item3 ul {
    flex-direction: column;
  }
  .introBox .intro-item3 ul li {
    width: 100%;
  }
  .featuresBox .fea-item2 .box {
    background: url(../images/fea-item2-bg.png) no-repeat;
    background-size: cover;
  }
  .featuresBox .fea-item2 .box .bgImg {
    display: none;
  }
  .featuresBox .fea-item2 .box .pos {
    position: relative;
    top: unset;
    left: unset;
    flex-direction: column;
  }
  .featuresBox .fea-item2 .box .pos .left {
    flex-direction: column;
  }
  .featuresBox .fea-item2 .box .pos .center {
    margin: 30px 0;
  }
  .featuresBox .fea-item2 .box .pos .right {
    flex-direction: column-reverse;
  }
  .featuresBox .fea-item2 .box .pos .cir-box {
    flex-direction: column;
    margin-left: 0;
  }
  .featuresBox .fea-item2 .box .pos .right .cir-box {
    flex-direction: column-reverse;
    margin-right: 0;
  }
  .featuresBox .fea-item2 .box .pos .cir-box .cir2 {
    margin: 7px 0;
  }
  .featuresBox .fea-item2 .box .pos .con-box {
    margin: 30px 0;
  }
  .featuresBox .fea-item4 .box {
    flex-direction: column;
  }
  .featuresBox .fea-item4 .box .left,
  .featuresBox .fea-item4 .box .right {
    width: 100%;
  }
  .featuresBox .fea-item4 .box .right {
    margin: 60px 0;
  }
  .featuresBox .fea-item5 {
    flex-direction: column;
  }
  .featuresBox .fea-item5 .item {
    width: 100%;
  }
  .featuresBox .fea-item5 .item:last-child {
    margin-top: 8.33%;
  }
  .featuresBox .fea-item5 .box img {
    margin: 0 auto;
  }
  .featuresBox .fea-item6 ul {
    flex-direction: column;
  }
  .featuresBox .fea-item6 ul li {
    width: 100%;
  }
  .featuresBox .fea-item6 ul li:not(:last-child) {
    margin-bottom: 20px;
  }
  .trainingBox .train-item4 .box .posBox {
    display: none;
  }
  .trainingBox .train-item2 .pcImg {
    display: none;
  }
  .trainingBox .mtrainItem2 {
    display: block;
  }
  .trainingBox .mtrainItem2 .train-item2-title-m {
    font-family: SourceHanSansCN-Medium;
    font-size: 40px;
    line-height: 40p;
    color: #585858;
    letter-spacing: 2px;
    text-align: center;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m {
    flex-wrap: wrap;
    margin-top: 5.2%;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li {
    width: 48%;
    height: 355px;
    background-color: #eeeeee;
    border-radius: 0px 70px 0px 70px;
    margin-bottom: 35px;
    box-sizing: border-box;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .li-box {
    width: 61.1%;
    margin: 0 auto;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .img-box {
    margin-top: 75px;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .img-box img {
    width: auto;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .img-box .hideImg {
    display: none;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .train-item2-ul-title {
    margin-top: 45px;
    font-family: SourceHanSansCN-Regular;
    letter-spacing: 1px;
    font-size: 22px;
    line-height: 22px;
    color: #23ac38;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li .text {
    text-align: justify;
    margin-top: 25px;
    letter-spacing: 1px;
    font-size: 16px;
    line-height: 30px;
    color: #585858;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li.on {
    background: url(../images/train-item2-bg.png) no-repeat;
    background-size: cover;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li.on .img-box .hideImg {
    display: block;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li.on .img-box .showImg {
    display: none;
  }
  .trainingBox .mtrainItem2 .train-item2-ul-m li.on .train-item2-ul-title,
  .trainingBox .mtrainItem2 .train-item2-ul-m li.on .text {
    color: #fff;
  }
  .trainingBox .train-item3 ul {
    flex-wrap: wrap;
  }
  .trainingBox .train-item3 ul li {
    background-size: cover !important;
    width: 48%;
    margin-bottom: 20px;
    height: 400px;
  }
  .trainingBox .train-item3 ul li .main img {
    margin: 25% 0;
  }
  .trainingBox .train-item3 ul li .main p {
    display: block;
  }
  .trainingBox .train-item4 {
    height: auto;
    background-size: cover;
    padding: 5.2% 0;
  }
  .trainingBox .train-item4 .box img {
    max-width: 100%;
    margin-left: 0;
  }
  .trainingBox .train-item5 .train-nav-box {
    position: relative;
    top: unset;
    left: unset;
    margin-top: 30px;
  }
  .trainingBox .train-item5 .train-item5-ul {
    flex-wrap: wrap;
    justify-content: center;
  }
  .trainingBox .train-item5 .train-item5-ul .cir {
    width: 100px;
    height: 100px;
  }
  .trainingBox .train-item5 .train-item5-ul .cir:nth-child(odd)::after {
    content: none;
  }
  .trainingBox .train-item5 .train-item5-ul .cir:nth-child(even)::after {
    content: none;
  }
  .trainingBox .train-item5 .train-item5-ul .cir:nth-child(odd) {
    margin-top: 0;
  }
  .jobBox .job-top {
    flex-wrap: wrap;
    padding: 5.2% 0;
  }
  .jobBox .job-top li {
    width: 30%;
    margin-bottom: 20px;
  }
  .jobBox .job-top li .cir {
    margin: 0 auto;
  }
  .jobBox .job-bot ul li {
    width: 48%;
  }
  .jobBox .job-bot ul li:not(:nth-child(3n)) {
    margin-right: 0;
  }
  .jobBox .job-bot ul li:not(:nth-child(2n)) {
    margin-right: 1.71%;
  }
  .hseDocument ul li {
    height: 300px;
    width: 100%;
  }
  .hseDocument ul li:not(:nth-child(2n)) {
    margin-right: 0;
  }
  .biobased-composite .right-main .section5 .content div {
    width: 100%;
    margin-bottom: 20px;
  }
  .self .right-main .section2 .content dl {
    width: 100%;
  }
  .self .right-main .section2 .content dl dd {
    margin-bottom: 10px;
  }
  .self .right-main .section2 .content .pic {
    width: 100%;
    margin-top: 30px;
  }
  .self .right-main .section3 dl dd p {
    font-size: 18px;
  }
  .layoutBox .right-main .table table {
    width: 100%;
    min-width: max-content;
  }

}
@media screen and (max-width: 640px) {
  .index-banner .banner-text .cn-text2 {
    margin-left: 0;
  }
  .index-banner .banner-text3 .hidde {
    flex-direction: column;
  }
  .index-banner .banner-text3 .cn-text2 {
    margin: 0;
  }
  .index-banner .banner-text3 .more-box {
    align-self: center;
  }
  .index-banner .banner-text3 .more-box {
    margin: 10px 0 0 0;
  }
  .index-banner .banner-text3 .more-box,
  .index-banner .banner-text3 .more-box .more,
  .more a {
    justify-content: center;
  }
  .banner-text {
    width: 100%;
    text-align: center;
  }
  .banner-text .more {
    box-sizing: border-box;
    padding-right: 30px;
  }
  .index-title {
    font-size: 50px;
    line-height: 50px;
    color: #1d2088;
  }
  footer {
    height: auto;
    text-align: center;
    flex-direction: column;
  }
  footer .right {
    margin-left: 0;
  }
  .appArea .right .appArea-item li {
    width: 30%;
  }
  .huanbao ul {
    flex-direction: column;
  }
  .huanbao ul li {
    width: 100%;
    margin-top: 50px;
  }
  .aboutBox .right ul {
    height: auto;
    justify-items: center;
    flex-direction: column;
    padding: 15px 0;
  }
  .aboutBox .right ul li {
    text-align: center;
  }
  .aboutBox .right ul li:not(:last-child) {
    margin-right: 0;
    margin-bottom: 10px;
  }
  .aboutBox .right ul li:not(:last-child)::after {
    content: none;
  }
  .newsBox .botNews .botNews-ul {
    justify-content: space-between;
  }
  .newsBox .botNews .botNews-ul li {
    width: 48%;
    height: auto;
  }
  .newsBox .botNews .botNews-ul li:not(:nth-child(4n)) {
    margin-right: 0;
  }
  .newsBox .botNews .botNews-ul li:not(:nth-child(3n)) {
    margin-right: 0;
  }
  .applicationBox .application-item2 ul {
    flex-wrap: wrap;
  }
  .applicationBox .application-item2 ul li {
    width: 100%;
  }
  .dataBox .right-main ul {
    margin-top: 30px;
  }
  .dataBox .right-main ul li .text {
    flex-direction: column;
  }
  .dataBox .right-main ul li .text .left {
    width: 100%;
  }
  .dataBox .right-main ul li .text .right {
    width: 100%;
    margin-top: 15px;
  }
  .productNav .pro-nav li:not(:last-child) {
    margin-right: 30px;
  }
  .developmentBox .development-item2 ul li {
    width: 100%;
    margin-bottom: 30px;
    text-align: center;
  }
  .newsView-box .text {
    padding: 8.17% 3%;
  }
}
@media screen and (max-width: 580px) {
  .productBox .right-main ul li {
    height: auto;
    padding-left: 2%;
    padding-right: 2%;
  }
  .productBox .right-main ul li .product-img {
    position: relative;
    right: unset;
    bottom: unset;
    top: unset;
    transform: unset;
    margin: 0 auto 40px;
    display: block;
    width: 50%;
  }
  .productBox .right-main ul li .text {
    width: 100%;
  }
  .productBox .right-main ul li .text .product-title {
    padding-bottom: 10px;
    margin-bottom: 10px;
  }
  .developmentBox .development-item1 ul {
    flex-wrap: wrap;
  }
  .developmentBox .development-item1 ul li {
    height: 200px;
  }
  .jobBox .job-top li {
    width: 48%;
  }
  .jobBox .job-bot ul li {
    width: 100%;
  }
  .jobBox .job-bot ul li:not(:nth-child(3n)) {
    margin-right: 0;
  }
  .jobBox .job-bot ul li:not(:nth-child(2n)) {
    margin-right: 0;
  }
  .workBox .top .box {
    display: none;
  }
  .workBox .top .center {
    width: 100%;
    position: relative;
    top: unset;
    left: unset;
    transform: unset;
  }
  .contactBox .mapLayout .contact-title .cntitle {
    font-size: 40px;
    line-height: 40px;
    color: #1d2088;
  }
  .trainingBox .train-item2 .train-item2-ul-m li {
    width: 100%;
  }
  .newsBox .topNews-box .swiperRight-box {
      width: 100%;

  }
}
@media screen and (max-width: 500px) {
  .gongyi .left .left-layout {
    width: 100%;
    margin: 0;
  }
  .gongyi-text {
    display: none;
  }
  .m-gongyi-text {
    display: block !important;
    letter-spacing: 1px;
    text-align: justify;
    text-indent: 2em;
    font-size: 14px;
    line-height: 26px;
    color: #585858;
  }
  .aboutYK .left img {
      height: auto;
  }
  .historyBox .swiper-container {
      margin-top: 0;
  }
  .historyBox .swiper-container .swiper-slide {
      padding-top: 50px;
  }
  .historyBox .swiper-container .historyTime {
      color: #23ac38!important;
  }
  .newsBox .topNews-box .swiperLeft .swiper-slide {
      width: 100%!important;
  }
  .newsBox .topNews-box .swiperLeft {
      width: 100%;
      margin-top: -20px;
  }
  .trainingBox .train-item3 .right {
      margin-left: 0;
  }
  .biobased-composite .right-main .section2 {
    margin-top: 40px;
  }
  .biobased-composite .right-main .section2 .introduce div {
    width: 49%;
    font-size: 16px;
  }
  .nei-title h2 {
    font-size: 26px;
  }
  .self .right-main .section3 dl {
    flex-wrap: wrap;
  }
  .self .right-main .section3 dl dd .pic {
    margin-bottom: 15px;
  }
  .self .right-main .section3 dl dd {
    width: 100%;
    border: none;
    margin-bottom: 20px;
  }
}
@media screen and (min-width: 1260px) and (max-width: 1300px) {
  /* @@@@ 首页 @@@@ */
  .index-title {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .index-title img {
    display: block;
    width: 130px;
  }
  .index-title p {
    left: 45px;
  }
  header {
    height: 110px;
  }
  header .left {
    width: 150px;
  }
  header .left img {
    width: 100%;
  }
  header .right .nav .menu > a {
    font-size: 16px;
    line-height: 110px;
    color: #fff;
  }
  header .right .nav .subNav {
    top: 110px;
    width: 120px;
  }
  .index-banner .banner-text .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #fff;
  }
  .index-banner .banner-text .en-text {
    font-size: 15px;
    line-height: 15px;
    color: #fff;
  }
  .index-banner .more a {
    font-size: 16px;
    line-height: 16px;
    color: #fff;
  }
  .index-banner .more .cir {
    width: 20px;
    height: 20px;
  }
  .index-banner .banner-text2 .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .index-banner .banner-text3 .cn-text {
    font-size: 60px;
    line-height: 60px;
    color: #fff;
  }

  .aboutYK .left img {
    max-width: 90%;
    margin: 0 auto;
    height: 500px;
  }
  .gongyi .left .index-title {
    left: 0;
  }
  .gongyi .left .left-layout {
    width: 420px;
    margin: 0 0 0 30%;
  }
  /* @@@@ 走进益凯 @@@@ */
  .aboutBox .right ul li h6 {
    font-size: 16px;
    line-height: 16px;
    color: #585858;
  }
  .aboutBox .right ul li p {
    font-size: 20px;
    line-height: 20px;
    color: #1d2088;
  }
  .aboutBox .right ul li p span {
    font-size: 40px;
    line-height: 35px;
    color: #1d2088;
  }
  .aboutBox .right .abouttextBox {
    font-size: 16px;
    line-height: 34px;
    color: #585858;
  }
  .historyBox {
    height: 850px;
    background-size: cover;
  }
  .historyBox .historyTime {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }
  .historyBox .line {
    top: 285px;
  }
  .historyBox .swiper-button-prev,
  .historyBox .swiper-button-next {
    top: 18.7%;
  }
  .historyBox .historyCon .oneHistory p {
    font-size: 16px;
    line-height: 26px;
    color: #474747;
  }
  .cultureBox .culture-title {
    font-size: 40px;
    line-height: 40px;
    color: #1d2088;
  }
  .cultureBox p {
    font-size: 16px;
    line-height: 36px;
    color: #585858;
  }
  .inner-title {
    font-size: 38px;
    line-height: 38px;
    color: #585858;
  }
  /* @@@@ 产品中心 @@@@ */
  .layoutBox .left-nav .product-list li {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li a p {
    font-size: 16px;
    line-height: 60px;
    color: #1d2088;
  }
  .layoutBox .left-nav .product-list li.on {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li.on a p {
    font-size: 16px;
    line-height: 60px;
    color: #fff;
  }
  .layoutBox .left-nav .product-list li:hvoer {
    height: 60px;
  }
  .layoutBox .left-nav .product-list li:hvoer a p {
    font-size: 16px;
    line-height: 60px;
    color: #fff;
  }
  .productBox .right-main ul li .text .product-title {
    font-size: 28px;
    line-height: 28px;
    color: #1d2088;
  }
  .productBox .right-main ul li .text .product-intro {
    font-size: 16px;
    line-height: 26px;
    color: #474747;
  }
  .productBox .right-main ul li .product-img {
    bottom: unset;
    top: 50%;
    transform: translateY(-50%);
  }
  .applicationBox .application-item1 .four {
    left: 83.5%;
  }
  /* @@@@ 可持续发展 @@@@ */
  .hseSystem .hseSystemBox .hseSystemTitle {
    font-size: 45px;
    line-height: 45px;
    color: #1d2088;
  }
  .hseSystem .hseSystemBox .hseSystemCon {
    font-size: 18px;
    line-height: 36px;
    color: #585858;
  }
  .contactBox .mapLayout .contact-title .cntitle {
    font-size: 60px;
    line-height: 60px;
    color: #1d2088;
  }

}