.banner .slick-dots {
  bottom: 127px;
  width: auto;
  left: 50%;
  transform: translateX(-50%);
}

.banner .slick-dots li {
  width: 12px;
  height: 12px;
  background: url(../images/bansl.png) no-repeat center center;
  background-size: 100% 100%;
}

.banner .slick-dots li.slick-active {
  width: 35px;
  background: url(../images/bansla.png) no-repeat center center;
  background-size: 100% 100%;
}

.banner .slick-dots li button {
  width: 12px;
  height: 12px;
}

.banner img {
  width: 100%;
}

/* section1 */
.section1 {
  background-color: rgba(1, 30, 67, 0.6);
  padding-bottom: 30px;
  border-radius: 20px;
  margin-top: -90px;
  position: relative;
  z-index: 9;
  /* opacity: 0.6; */
}

.search {
  padding-top: 50px;
  padding-left: 27px;
  float: left;
}

.search p {
  font-size: 18px;
  line-height: 31px;
  color: #fff;
  padding-bottom: 20px;
  font-weight: bold;
}

.t-search-zzc {
  position: fixed;
  z-index: 99998;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
}

.t-search {
  padding: 0 0 10px 0;
  display: none;
  display: block;
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  z-index: 99999;
}

.t-search>div {
  min-width: 500px;
  margin: 0 auto;
  position: relative;
  padding-right: 50px;
  padding: 5px 0;
  background: #fff;
}

.t-search>div input[type="text"] {
  display: block;
  width: 100%;
  padding: 0 70px 0 20px;
  font-size: 16px;
  height: 30px;
  box-sizing: border-box;
}

.search-btn {
  position: absolute;
  right: 0;
  top: 0;
  height: 40px;
  width: 40px;
  background: #00488b;
}

.search-btn input {
  display: block;
  width: 20px;
  margin: 10px auto;
}

.search-box {
  float: left;
  width: 350px;
  height: 50px;
  background-color: #fff;
  border: solid 1px #dddddd;
  border-radius: 5px;
  /* margin-left: 10px; */
  /* margin-top: 10px; */
}

.search-box img {
  cursor: pointer;
  vertical-align: middle;
}

.nav-search {
  font-size: 0;
}

.nav-search-btn {
  vertical-align: top;
  line-height: 28px;
  display: inline-block;
  float: left;
  margin-top: 10px;
}

.nav-search-text {
  width: 305px;
  height: 48px;
  vertical-align: top;
  background: none;
  font-size: 14px;
  color: #333;
  padding: 0px 15px;
  line-height: 28px;
  float: left;
}

.nav-search-text::placeholder {
  font-size: 16px;
  line-height: 50px;
  color: #999999;
}

.picc {
  font-size: 0;
  line-height: 100px;
}

.picc img {
  display: inline-block;
  vertical-align: middle;
  height: 37px;
}

div.on {
  background: url(../images/s111.png) no-repeat center center;
  /* background-size: 100% 100%; */
}

.section1 ul li {
  width: 14.2%;
  position: relative;
  float: left;
  list-style: none;
  text-align: center;
  margin-top: 25px;
}

.section1 ul li p {
  font-size: 16px;
  line-height: 30px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.section1 ul li:after {
  right: 0;
  top: 15px;
  content: "";
  position: absolute;
  width: 1px;
  height: 100px;
  /* top: 0;
  bottom: 0; */
  border-left: 1px dashed #8593a5;
  /* border: 0.5px dashed #8593a5; */
}

.section1 ul li:last-child::after {
  border: 0;
}

/* section2 */
.section2 {
  margin-top: 60px;
  margin-bottom: 50px;
  position: relative;
}

.section2 .s2l {
  position: relative;
  margin-left: 5%;
  padding-left: 7.8%;
  /* border-left: 1px solid #eeeeee; */
}

.section2 .s2l::before {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 2px solid #eeecea;
  border-radius: 50%;
  left: -6px;
  top: 0;
}

.section2 .s2l {
  position: relative;
}
.section2  .s2ll{
    position: relative;
    left: 60px;
    top: -10px;
    z-index: 999;
}
.section2 .s2ll h4 {
  position: absolute;
  font-size: 30px;
  line-height: 39px;
  color: #1969bb;
  top: 50px;
  left: -50px;
  background-color: #fff;
}

.section2 .s2ll span {
  background-color: #fff;

  position: absolute;
  font-size: 14px;
  line-height: 30px;
  color: #333;
  top: 110px;
  left: -15px;
}

.section2 .s2ll span:hover {
  color: #00488b;
  font-weight: bold;
}

.section2 .s2ll span::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 1px;
  background-color: #959595;
  bottom: 0;
  left: 0;
}

.section2 .s2l::after {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 0;
  width: 1px;
  background-color: #eeeeee;
  left: 0;
  z-index: -3;
}

.section2 .s2jt {
  left: 44px;
  position: absolute;
  text-align: center;
  width: 25px;
  height: 25px;
  background-color: #88abda;
  top: 160px;
  cursor: pointer;
}

.jump-top p.on {
  background-color: #1969bb;
}

.section2 .s2jb {
  left: 44px;
  cursor: pointer;
  position: absolute;
  text-align: center;
  width: 25px;
  height: 25px;
  background-color: #88abda;
  top: 190px;
}

.section2 .s2lm {}

.section2 .s2lm ul {
  /* float: right; */
  padding-top: 10px;
}

.section2 .s2lm .s2lmt li {
  float: left;
  width: 32%;
}

.section2 .s2lm ul li a {
  position: relative;
  display: block;
}

.section2 .s2lm .s2lmt .picbg {
  position: absolute;
  background: url(../images/s2m11.png) no-repeat left top;
  z-index: 9;
  padding-left: 15px;
  padding-right: 15px;
  text-align: right;
  padding-top: 18px;
  padding-bottom: 5px;
  left: 35px;
}

.section2 .s2lm .s2lmt .picbg p {
  font-size: 36px;
  line-height: 36px;
  color: #fff;
}

.section2 .s2lm .s2lmt .picbg span {
  font-size: 18px;
  line-height: 31px;
  color: #fff;
}

.section2 .s2lm .pic {
  padding-top: 64%;
}

/* .s2lm .pic::before{} */
.section2 .s2lm .text {
  padding-left: 16px;
  padding-right: 16px;
  border: 1px solid #eeeeee;
  padding-top: 12px;
  padding-bottom: 20px;
}

.section2 .s2lm .text h4 {
  font-size: 18px;
  line-height: 31px;
  color: #333333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.section2 .s2lm li:hover .text h4 {
  color: #1969bb;
}

.section2 .s2lm .text p {
  font-size: 14px;
  line-height: 31px;
  color: #666666;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.section2 .s2lm .s2lmt li:nth-child(2n) {
  margin-left: 2%;
  margin-right: 2%;
}

.section2 .s2lmb li {
  float: left;
  padding-top: 30px;
  width: 48%;
  padding-bottom: 18px;
  border-bottom: 1px dashed #e5e5e5;
}

.section2 .s2lmb li:hover {
  background-color: #1969bb;
}

.section2 .s2lmb li:hover .day {
  color: #fff;
}

.section2 .s2lmb li:hover .date {
  padding-left: 10px;
}

.section2 .s2lmb li:hover .year {
  color: #fff;
}

.section2 .s2lmb li:hover .zi p {
  color: #fff;
}

.section2 .s2lmb li:hover .zi span {
  color: #fff;
}

.section2 .s2lmb li:nth-child(2n) {
  margin-left: 4%;
}

.section2 .s2lmb .date {
  float: left;
  transition: all 1s;
}

.section2 .s2lmb .date .day {
  font-size: 48px;
  line-height: 48px;
  color: #1969bb;
}

.section2 .s2lmb .date .year {
  font-size: 14px;
  line-height: 35px;
  color: #343b40;
}

.section2 .s2lmb .zi {
  overflow: hidden;
  padding-left: 35px;
  /* padding-top: 35px; */
}

.section2 .s2lmb .zi p {
  font-size: 18px;
  line-height: 31px;
  color: #333333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.section2 .s2lmb .zi span {
  text-align: justify;
  font-size: 14px;
  line-height: 24px;
  color: #999999;
  display: block;
  height: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.section2 .s2lmb li:hover .zi span {
  padding-right: 10px;
}

.jump-top {
  position: relative;
  z-index: 999;
}

.jump {
  position: relative;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}

.jump .jump-box {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  opacity: 0;
}

.jump .jump-box.on {
  position: relative;
  z-index: 9;
  opacity: 1;
  transition: all 1s;
}

/* section3 */
.section3 {
  padding-top: 55px;
  padding-bottom: 50px;
  background: url(../images/s3bg.png) left center;
  background-size: 100% 100%;
}

.section3 .s3h {
  position: relative;
  text-align: center;
}

.section3 .s3h h4 {
  position: relative;
  display: inline-block;
  font-size: 30px;
  line-height: 31px;
  color: #333333;
}

.section3 .s3h h4::before {
  content: "";
  position: absolute;
  width: 40px;
  height: 1px;
  background-color: #959595;
  top: 50%;
  transform: translateY(-50%);
  left: -77px;
}

.section3 .s3h h4::after {
  content: "";
  position: absolute;
  width: 40px;
  height: 1px;
  background-color: #959595;
  top: 50%;
  transform: translateY(-50%);
  right: -77px;
}

.section3 .s3h p {
  font-size: 14px;
  line-height: 31px;
  color: #999999;
  text-transform: uppercase;
}

.section3 .s3h a {
  font-size: 14px;
  line-height: 31px;
  color: #333;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  position: absolute;
}

.section3 .s3h a:hover {
  color: #00488b;
  font-weight: bold;
}

.s3b {
  margin-top: 50px;
}

.s3btl {
  overflow: hidden;
  /* width: 50%; */
  background: url(../images/s3blbg.png) no-repeat left top;
  padding-left: 38px;
  padding-right: 55px;
  padding-bottom: 62px;
  /* margin-top: 50px; */
}

.s3btl:hover h4 {
  color: #1969bb;
}

.s3btl:hover p {
  color: #1969bb;
}

.s3btl:hover span {
  color: #1969bb;
  background: url(../images/s3time2.png) no-repeat left center;
}

.s3btl>img {
  padding-top: 60px;
  padding-bottom: 20px;
}

.s3btl h4 {
  position: relative;
  font-size: 26px;
  line-height: 31px;
  color: #333333;
  font-weight: normal;
  padding-bottom: 57px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.s3btl h4::after {
  content: "";
  position: absolute;
  width: 60px;
  height: 2px;
  background-color: #1969bb;
  top: 55px;
  left: 0;
}

.s3btl p {
  font-size: 16px;
  line-height: 36px;
  max-height: 108px;
  overflow: hidden;
  color: #666666;
  margin-bottom: 12px;
  text-align: justify;

overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 3;
-webkit-box-orient: vertical;

}

.s3btl span {
  padding-left: 23px;
  font-size: 14px;
  line-height: 31px;
  color: #999999;
  background: url(../images/s3time.png) no-repeat left center;
}

.s3btr {
  float: right;
  /* width: 50%; */
  width: 700px;
}

.s3btr .pic {
  padding-top: 61.3%;
}

.s3b .slick-dots {
  width: auto;
  bottom: 35px;
  left: 75%;
  transform: translateX(-25%);
}

.slick-dots li {}

.s3b .slick-dots li {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin: 0 7px;
}

.s3b .slick-dots li.slick-active {
  background-color: #fff;
}

.s3mmb {
  margin-top: 25px;
}

.s3mmb ul li {
  float: left;
  width: 32%;
  background-color: #fff;
  padding: 25px 30px 22px 30px;
}

.s3mmb ul li:hover {
  background: url(../images/s3mm2.png) no-repeat center center;
  background-size: 100% 100%;
}

.s3mmb ul li:hover h4 {
  color: #fff;
}

.s3mmb ul li:hover p {
  color: #fff;
}

.s3mmb ul li:hover span {
  color: #fff;
  background: url(../images/s3mm11.png) no-repeat left center;
}

.s3mmb ul li:nth-child(3n-1) {
  margin-left: 2%;
  margin-right: 2%;
}

.s3mmb ul li a {
  display: block;
}

.s3mmb h4 {
  padding-bottom: 8px;
  font-weight: normal;
  font-size: 22px;
  line-height: 31px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.s3mmb p {
  font-size: 14px;
  line-height: 31px;
  color: #999999;
  max-height: 62px;
  overflow: hidden;
  margin-bottom: 8px;

text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
}

.s3mmb span {
  font-size: 14px;
  line-height: 31px;
  color: #999999;
  padding-left: 25px;
  background: url(../images/s3mm1.png) no-repeat left center;
}

/* section4 */
.section4 {
  padding-top: 50px;
  padding-bottom: 30px;
}

.section4 .s4lt {}

.section4 .s4l {
  float: left;
  width: 907px;
}

.section4 .s4lt p {
  display: inline-block;
  font-size: 30px;
  line-height: 31px;
  color: #333;
  font-weight: 600;
}

.section4 .s4lt span {
  font-size: 14px;
  line-height: 31px;
  color: #999999;
  text-transform: uppercase;
}

.section4 .s4lt a {
  float: right;
  font-size: 14px;
  line-height: 31px;
  color: #333;
}

.section4 .s4lt a:hover {
  color: #00488b;
  font-weight: bold;
}

.s4l>ul {
  padding-top: 30px;
}

.s4l>ul>li {
  float: left;
  width: 48.5%;
}

.s4l>ul>li:nth-child(2n) {
  margin-left: 3%;
}

.s4l>ul>li>a {
  display: block;
}

.s4l ul li .pic {
  padding-top: 51%;
}

.s4l ul li .text {
  font-size: 18px;
  line-height: 50px;
  color: #333;
  background-color: #eeeeee;
  padding-left: 20px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.s4l ul li .text p {
  padding-right: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.i-list {
  padding-top: 15px;
}

.i-list li {
  position: relative;
  font-size: 16px;
  line-height: 42px;
  padding: 0px 70px 0 20px;
  background: url(../images/dtd-left.png) no-repeat;
  background-position: left center;
  border: none !important;
}

.i-list li>a {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: #333333;
}

.i-list li a:hover {
  color: #1969bb;
  /* font-weight: 600; */
}

.i-list li span {
  position: absolute;
  right: 0;
  top: 0;
  color: #808080;
  font-size: 14px;
}

.s4r {
  overflow: hidden;
  padding-left: 3.4%;
}

.s4rb>ul {
  padding-top: 20px;
}

.s4r .s4rb ul li {
  position: relative;
  padding-bottom: 29px;
  border-bottom: 1px dashed #d2d2d2;
}

.s4r .s4rb ul li:nth-child(n + 2) {
  padding-top: 24px;
}

.s4r .s4rb ul li a {
  display: block;
  overflow: hidden;
}

.s4r .s4rb .date {
  /* position: absolute;
  top: 50%;
  transform: translateY(-50%); */
  float: left;
  width: 70px;
  text-align: center;
  padding-top: 12px;
}

.s4r .s4rb .date .day {
  font-size: 36px;
  line-height: 31px;
  color: #666666;
}

.s4r .s4rb .date .year {
  font-size: 16px;
  line-height: 31px;
  padding-top: 10px;
  color: #666666;
}

.s4r .s4rb li:hover .date .day {
  color: #1969bb;
}

.s4r .s4rb li:hover .date .year {
  color: #1969bb;
}

.s4r .s4rb .zi {
  overflow: hidden;
  padding-left: 20px;
  font-size: 0;
  line-height: 84px;
}

.s4r .s4rb .zi p {
  display: inline-block;
  box-sizing: content-box;
  position: relative;
  font-size: 18px;
  line-height: 40px;
  color: #333333;
  padding-bottom: 12px;
  max-height: 80px;
  overflow: hidden;
  vertical-align: middle;



text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
}

.s4r .s4rb li:hover .zi p {
  color: #1969bb;
}

.s4r .s4rb .zi p:after {
  content: "";
  position: absolute;
  width: 60px;
  height: 2px;
  background-color: #d2d2d2;
  bottom: 0px;
  left: 0;
}

.s4r .s4rb li:hover p:after {
  background-color: #1969bb;
}

@media screen and (max-width: 1320px) {
  .section1 ul li {
    width: 13.2%;
  }

  .section4 .s4l {
    width: 800px;
  }

  .s4r .s4rb ul li:nth-child(n + 2) {
    padding-top: 15px;
  }

  .s4r .s4rb ul li {
    padding-bottom: 25px;
  }

  .section4 .s4lt p {
    font-size: 20px;
  }

  .section4 .s4lt span {
    font-size: 12px;
  }

  .section4 .s4lt a {
    font-size: 12px;
  }
}

@media screen and (max-width: 1200px) {
  .section4 .s4l {
    width: 670px;
  }

  .s4r .s4rb ul li:nth-child(n + 2) {
    padding-top: 15px;
  }

  .s4r .s4rb ul li {
    padding-bottom: 17px;
  }

  .section1 ul li {
    width: 12.4%;
  }
}

@media screen and (max-width: 1024px) {
  .search {
    float: none;
    text-align: center;
    padding-left: 0;
    padding-top: 15px;
  }

  .search-box {
    float: none;
    margin: 0 auto;
  }

  .section1 ul li {
    width: 20%;
  }

  .s3btr {
    width: 510px;
  }

  .s3btl h4::after {
    top: 45px;
  }

  .s3btl>img {
    padding-top: 20px;
  }

  .s3btl h4 {
    padding-bottom: 30px;
    font-size: 20px;
  }

  .s3btl {
    padding-bottom: 30px;
  }

  .s3btl p {
    font-size: 14px;
    line-height: 26px;
    height: 78px;
  }

  .s3mmb h4 {
    font-size: 18px;
  }

  .s3mmb p {
    line-height: 26px;
    height: 52px;
  }

  .s3mmb ul li {
    padding-left: 20px;
    padding-right: 20px;
  }

  .section3 .s3h h4 {
    font-size: 24px;
  }

  .section4 .s4l {
    float: none;
    width: auto;
  }

  .s4r {
    padding-left: 0;
  }

  .s4l>ul {
    padding-bottom: 20px;
  }

  .s4r .s4rb .date .day {
    font-size: 30px;
  }

  .s4r .s4rb .date .year {
    font-size: 14px;
    padding-top: 0;
  }

  .section4 .s4lt p {
    font-size: 20px;
  }

  .s4r .s4rb .zi p {
    line-height: 33px;
    max-height: 64px;
    font-size: 16px;
  }

  .s4r .s4rb .zi {
    line-height: 74px;
  }

  .i-list li {
    line-height: 32px;
  }

  .s4l ul li .text {
    font-size: 16px;
  }

  .section4 .s4lt span {
    font-size: 12px;
  }

  .section4 .s4lt a {
    font-size: 12px;
  }

  .section2 .s2jb {
    left: 0;
    top: -10px;
  }

  .section2 .s2jt {
    left: 0;
    top: -40px;
  }
  .section2 .s2ll {
    left: 0;
    top: 0px;
    position: relative;
    width: 98%;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
}
  .section2 .s2ll h4 {
    left: 50px;
    top: -35px;
    font-size: 20px;
    position: initial;
  }


  .section2 .s2ll a {
    left: 128px;
    top: -32px;
    /* position: absolute; */
    right: 0;
    top: -30px;
  }
 .section2 .s2ll span{
    background: none;
    position: initial;
}

  .jump-top{
    position: absolute;
    right: 10%;
    top: 110px;
}
  .section2 .s2l {
    padding-left: 0;
    margin-left: 0;
  }

  .section2 .s2l::before {
    width: 0;
    height: 0;
  }

  .section2 .s2l::after {
    top: 0;
    bottom: 0;
    width: 0;
  }

  .section2 .s2lm .s2lmt .picbg p {
    font-size: 22px;
    line-height: 18px;
  }

  .section2 .s2lm .text h4 {
    /* font-size: 14px; */
  }

  .section2 .s2lmb .date .day {
    font-size: 30px;
    line-height: 32px;
  }

  .section2 .s2lmb li:hover .date {
    padding-left: 0;
  }

  .section2 .s2lmb .zi p {
    font-size: 16px;
  }

  .section2 .s2lmb .zi {
    padding-left: 20px;
  }

  .section3 {
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .section2 {
    margin-bottom: 30px;
    margin-top: 30px;
  }

  .s3b {
    margin-top: 30px;
  }

  .section2 .s2lm .s2lmt {
    padding-top: 20px;
  }

  .section4 {
    padding-top: 30px;
    padding-bottom: 0;
  }

  .section2 .s2lm .s2lmt .picbg {
    left: 15px;
  }
}

@media screen and (max-width: 768px) {
  .section2 .s2lmb li {
    float: none;
    width: auto;
  }

  .section2 .s2lmb li:nth-child(2n) {
    margin-left: 0;
  }

  div.on {
    background-size: auto 100%;
  }

  .picc img {
    height: 30px;
  }

  .picc {
    line-height: 70px;
  }

  .section1 ul li p {
    font-size: 14px;
  }

  .section1 ul li:after {
    height: 75px;
  }

  .section2 .s2lmb .date .day {
    padding-top: 15px;
  }

  .section2 .s2lmb li {
    padding-top: 15px;
    padding-bottom: 15px;
  }

  .section2 .s2lm ul:last-child {
    padding-top: 0;
  }

  .s3btr {
    float: none;
    width: auto;
  }

  .s3btl {
    background-size: 100% 100%;
    padding-left: 20px;
    padding-right: 20px;
  }

  .s3b .slick-dots {
    bottom: 50%;
    left: 50%;
    transform: translateX(-50%);
  }

  .section4 .s4l {
    float: none;
    width: auto;
    padding-bottom: 0px;
  }

  .s4r {
    padding-left: 0;
  }

  .s4r .s4rb .zi {
    font-size: 0;
    line-height: 55px;
  }

  .s4r .s4rb .zi p {
    display: inline-block;
    height: 27px;
    max-height: 54px;
    vertical-align: middle;
  }

  .s4r .s4rb .date .day {
    font-size: 24px;
  }

  .s4r .s4rb .date .year {
    line-height: 24px;
  }

  .s4r .s4rb .date {
    padding-top: 0;
  }

  .search p {
    font-size: 16px;
    padding-bottom: 10px;
  }

  .search-box {
    height: 34px;
  }

  .nav-search-text {
    height: 34px;
  }

  .nav-search-btn {
    margin-top: 8px;
    width: 18px;
    height: 18px;
    margin-left: 16px;
  }

  .nav-search-text::placeholder {
    font-size: 12px;
  }

  .section3 .s3h h4 {
    font-size: 20px;
  }

  .section3 .s3h p {
    font-size: 12px;
  }

  .s3b {
    margin-top: 20px;
  }

  .s3btl h4 {
    font-size: 16px;
  }

  .s3btl {
    padding-bottom: 20px;
  }

  .s3btl>img {
    padding-top: 10px;
    padding-bottom: 0;
  }

  .s3mmb h4 {
    font-size: 16px;
  }

  .s3mmb ul li {
    padding: 15px;
  }

  .section2 .s2lm .text h4 {
    font-size: 16px;
  }

  .section2 .s2lm .text {
    padding-left: 10px;
    padding-right: 10px;
    padding-bottom: 12px;
  }

  .section4 {
    padding-bottom: 0;
  }

  .i-list li {
    font-size: 14px;
  }

  .s4l ul li .text {
    font-size: 14px;
  }

  .s4r .s4rb ul li {
    padding-bottom: 10px;
  }

  .s3mmb ul li:nth-child(3n-1) {
    margin-left: 0;
    margin-right: 0;
  }

  .s3mmb ul li {
    float: none;
    width: auto;
    margin-bottom: 15px;
  }

  .s4l>ul>li {
    float: none;
    width: auto;
    margin-bottom: 15px;
  }

  .s4l>ul>li:nth-child(2n) {
    margin-left: 0;
  }

  .section2 .s2lm .s2lmt li {
    float: none;
    width: auto;
    padding-bottom: 15px;
  }

  .section2 .s2lm .s2lmt li:nth-child(2n) {
    margin-left: 0;
    margin-right: 0;
  }

  .s4r .s4rb .zi p {
    font-size: 14px;
  }

  .i-list li span {
    font-size: 12px;
  }

  .section2 .s2lmb .zi {
    padding-left: 15px;
  }

  .section2 .s2lm .s2lmt .picbg span {
    font-size: 14px;
  }

  .section2 .s2lm .s2lmt .picbg p {
    font-size: 18px;
  }

  .section2 .s2lm .s2lmt .picbg {
    padding-top: 10px;
  }

  .section2  .s2ll h4 {
    font-size: 18px;
  }

  .s4r .s4rb .zi {
    padding-left: 15px;
  }

  .section3 .s3h a {
    font-size: 12px;
  }

  .s4rb>ul {
    padding-top: 10px;
  }

  .s4l>ul {
    padding-bottom: 0;
  }
}

@media screen and (max-width: 540px) {
  .section1 ul li {
    width: 33%;
  }

  .footer .fl {
    float: none;
    width: auto;
  }

  .footer .fl ul li {
    width: 33%;
    text-align: center;
    padding-right: 0;
  }

  .footer .fl ul {
    border: 0;
    border-bottom: 1px solid #4d89c1;
  }

  .footer .fr {
    float: none;
    width: auto;
  }

  .footer .fr ul li {
    text-align: center;
    padding-left: 0;
  }

  .footer .fr ul {
    border: 0;
  }

  .s3btl>img {
    /* line-height: 30px; */
    /* max-width: 100%; */
    /* max-height: 100%; */
    height: 40px;
    width: 30px;
  }

  .search-box {
    width: 300px;
  }

  .nav-search-text {
    width: 260px;
  }

  .section1 {
    margin-top: 0;
  }

  .banner .slick-dots {
    bottom: 20px;
  }

  .banner .slick-dots li {
    width: 8px;
    height: 8px;
  }

  .banner .slick-dots li.slick-active {
    width: 20px;
  }

  .section4 .s4lt p {
    font-size: 16px;
  }

  .section3 .s3h {
    text-align: left;
  }

  .section3 .s3h h4::after {
    width: 0;
  }

  .section3 .s3h h4::before {
    width: 0;
  }

  .section3 .s3h h4 {
    font-size: 14px;
  }

  .s3b .slick-dots li {
    width: 10px;
    height: 10px;
  }

  .s3b .slick-dots {
    bottom: 60%;
  }

  .s3btl {
    padding-left: 10px;
    padding-right: 10px;
  }

  .section3 {
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .section4 {
    padding-top: 20px;
  }

  .section1 {
    padding-bottom: 20px;
  }

  .search p {
    font-size: 14px;
  }

  .section1 ul li p {
    font-size: 12px;
  }

  .section1 ul li {
    margin-top: 15px;
  }

  .s4r .s4rb .zi {
    padding-left: 10px;
  }

  .section2 .s2lmb .zi {
    padding-left: 10px;
  }
}