* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body {
  background: #eee;
  font-size: 14px;
  color: #000;
  margin: 0;
  padding: 0;
}

img[src=""],
img:not([src]) {
  opacity: 0;
}

.warp {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: #ffffff;
  overflow-y: auto;
}

.header {
  width: 100%;
  height: auto;
  overflow: hidden;
}

.header .banner {
  width: 100%;
  display: block;
}

.header .header_nav {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  margin: auto;
}

.nav_box_wide {
  width: 75rem;
  height: 9.2rem;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  /* bottom: 0; */
  margin: auto;
}

.logo_wide {
  width: 6rem;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.nav_btn {
  width: 80%;
  height: 100%;
  position: relative;
  right: 0;
  float: right;
}

.nav_btn ul {
  text-align: center;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
}

.nav_btn ul li {
  list-style: none;
  font-size: 14px;
  width: 9rem;
  height: 100%;
  cursor: pointer;
  text-align: right;
  color: #0e0f0f;
  position: relative;
  line-height: 9.2rem;
}

.nav_btn ul li span:hover {
  font-size: 16px;
}

.nav_btn ul li a:active {
  color: #0e0f0f;
}

.works {
  position: relative;
  width: 100%;
  height: auto;
  text-align: center;
}

.works_solgan {
  width: 16.8%;
  margin-top: 100px;
}

.works-warp{
  margin-top: 50px;
}

.work_nav {
  position: relative;
  width: 100%;
  height: auto;
  margin-top: 35px;
}

.work_nav span {
  color: #999999;
  line-height: 36px;
}

.work_nav ul {
  text-align: center;
}


.work_nav ul li {
  display: inline-block;
  width: 124px;
  height: 36px;
  color: #999999;
  line-height: 36px;
  font-size: 16px;
  text-align: center;
  list-style: none;
  cursor: pointer;
}

.work_nav ul .curLi,
.work_nav ul li:hover {
  background: #2D00E8;
  border-radius: 4px;
  color: #ffffff;
}

.works_list {
  margin-top: 60px;
  margin-bottom: 60px;
  width: 100%;
  overflow: hidden;
}

.works_list .box {
  width: 1200px;
  margin: auto;
  overflow: hidden;
  zoom: 1;
}

.single_works {
  position: relative;
  display: inline-block;
  width: auto;
  height: auto;
  margin-right: 30px;
  margin-bottom: 30px;
  cursor: pointer;
}

.single_works:nth-of-type(3n) {
  margin-right: 0;
}

.works_list .box .single_works img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 25px;
}

.single_work_title {
  font-size: 20px;
  margin-top: 15px;
  text-align: center;
  font-weight: bold;
}

.single_work_jieshao {
  text-align: center;
  font-size: 14px;
  margin-top: 10px;
}

.single_work_date {
  text-align: center;
  font-size: 12px;
  margin-top: 15px;
}

.single_work_bottom {
  text-align: center;
  font-size: 12px;
  margin-top: 2px;
}

.click_more {
  width: 300px;
  margin: 30px auto;
  cursor: pointer;
}

.click_shou {
  width: 300px;
  margin: 30px auto;
  cursor: pointer;
  display: none;
}

.click_more img {
  width: 100%;
  display: block;
}

.click_shou img {
  width: 100%;
  display: block;
}

.footer {
  width: 100%;
  height: 11rem;
  position: relative;
  background-color: #515151;
  bottom: 0;
  margin-top: 50px;
}

.logo {
  width: 9rem;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
  margin: auto;
}

.dark {
  width: 10rem;
  height: auto;
  left: -60rem;
}

.dark>img {
  width: 100%;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.info {
  width: 33rem;
  color: #7c7c7c;
  /* border: 1px solid #000; */
  position: absolute;
  left: -5rem;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.info a {
  color: #7c7c7c;
}

.icon {
  width: 100%;
  height: 18%;
  position: relative;
  left: 0;
  top: 10%;
}

.icon>img {
  width: 2rem;
  height: 2rem;
  position: absolute;
  left: 0;
  /* border: 1px solid #000; */
  display: block;
}

.icon>div {
  /* border: 1px solid #000; */
  width: 85%;
  height: 100%;
  font-size: 14px;
  position: absolute;
  line-height: 2rem;
  left: 2.5rem;
  text-align: left;
}

.weibo {
  /* border: 1px solid #000; */
  width: 10rem;
  position: absolute;
  left: 40rem;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.weibo>img {
  width: 65%;
  position: absolute;
  left: -4rem;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.weibo>div {
  text-align: left;
  color: #7c7c7c;
  font-size: 12px;
  width: 40%;
  position: absolute;
  left: 6.8rem;
  top: 60%;
}

.wechat {
  /* border: 1px solid #000; */
  width: 10rem;
  position: absolute;
  left: 65rem;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.wechat>img {
  width: 65%;
  position: absolute;
  left: -4rem;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}

.wechat>div {
  text-align: left;
  font-size: 12px;
  color: #7c7c7c;
  width: 40%;
  position: absolute;
  left: 6.8rem;
  top: 60%;
}

a {
  text-decoration: none;
  color: #0e0f0f;
}

.work_detail_box {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  background-color: #ffffff;
  overflow-x: hidden;
  overflow-y: auto;
}

.close {
  position: relative;
  text-align: center;
  margin-top: 50px;
}

.close img {
  cursor: pointer;
}

.work_detail {
  width: 1000px;
  height: auto;
  margin: auto;
  background-color: #ffffff;
}

.tit_img {
  position: relative;
  width: 12.86%;
  left: 43.57%;
  /*margin-top: 4rem;*/
}

.work_detail_jieshao {
  position: relative;
  text-align: center;
  margin: 30px 0;
  font-size: 20px;
  font-weight: bold;
}

.detail_banner {
  width: 100%;
  margin-bottom: 30px;
}

.work_video {
  width: 100%;
  text-align: center;
  margin-bottom: 30px;
}

.work_video video {
  width: 100%;
}

.work_jianjie,
.work_celue {
  width: 100%;
  font-size: 16px;
  line-height: 30px;
  margin-bottom: 30px;
}

.work_jianjie p,
.work_celue p {
  font-weight: bold;
}

.single_work_banner {
  position: relative;
  width: 380px;
  height: 240px;
}

.mengceng {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: rgba(81, 81, 81, .7);
  top: 0;
  border-radius: 25px;
  display: none;
}

.single_work_banner:hover .mengceng {
  display: block;
}

.filter-box {
  text-align: left;
}

/* 显示与隐藏 */
/* .one{
  display: none !important;
}

.two{
  display: none !important;
}

.three{
  display: none !important;
}

.four{
  display: none !important;
}

.five{
  display: none !important;
} */

.hide{
  display: none !important;
}

.filter-box p {
  display: inline-block;
  font-size: 16px;
  text-align: center;
}

.filter-style,
.filter-form {
  padding: 15px 0;
  border-top: 1px dashed #eaeaea;
}

.filter-form {
  margin-bottom: 60px;
  border-bottom: 1px dashed #eaeaea;
}

.filter-click-style{
  font-weight: bold;
  color: #2D00E8;
  background: rgba(45, 0, 232, 0.1);
}

.filter-style-title,
.filter-form-title {
  margin-right: 30px;
  font-weight: bold;
  color: #000000;
}

.filter-style-nav,
.filter-form-nav {
  width: 93px;
  height: 32px;
  line-height: 32px;
  /* color: #6A6A6A; */
  border-radius: 4px;
  cursor: pointer;
}

.filter-style-nav:hover,
.filter-form-nav:hover {
  font-weight: bold;
  color: #2D00E8;
  background: rgba(45, 0, 232, 0.1);
}

.works-main {
  margin-top: 60px;
  position: relative;
  width: 100%;
  height: 689px;
  padding: 0 94px 59px 94px;
}

.works-main-2 {
  position: relative;
  width: 100%;
  height: 689px;
  padding: 0 94px 59px 94px;
}

.works-main-3 {
  position: relative;
  width: 100%;
  height: 689px;
  padding: 0 94px 59px 94px;
}

.works-img-show {
  position: absolute;
  left: 94px;
  border-radius: 26px;
  width: 351px;
  height: 630px;
}

.works-img-show-2 {
  position: absolute;
  left: 94px;
  top: 30%;
  border-radius: 26px;
  width: 742px;
  height: 420px;
}

/* .works-img-show-2 {
  position: absolute;
  left: 94px;
  top: 33%;
  border-radius: 25px;
  width: 60%;
  height: 60%;
} */

.works-img-show-3 {
  position: absolute;
  left: 95px;
  top: 21%;
  border-radius: 26px;
  width: 742px;
  height: 420px;
}

.works-img-show-4 {
  position: absolute;
  left: 69px;
  top: 3%;
  border-radius: 26px;
  width: 351px;
  height: 630px;
}

.works-boost{
  position: absolute;
  top: 580px;
  left: 401px;
  width: 44px;
  height: 44px;
  background: #2D00E8;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 0 0 26px 0;
}

.works-boost img{
  border-radius: 0 0 26px 0;
}

.works-boost-2{
  position: absolute;
  top: 582px;
  left: 792px;
  width: 44px;
  height: 44px;
  background: #2D00E8;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 0 0 26px 0;
}

.works-boost-2 img{
  border-radius: 0 0 26px 0;
}

.works-boost-3{
  position: absolute;
  top: 521px;
  left: 793px;
  width: 44px;
  height: 44px;
  background: #2D00E8;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 0 0 26px 0;
}

.works-boost-3 img{
  border-radius: 0 0 26px 0;
}

.works-boost-4{
  position: absolute;
  top: 605px;
  left: 376px;
  width: 44px;
  height: 44px;
  background: #2D00E8;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 0 0 26px 0;
}

.works-boost-4 img{
  border-radius: 0 0 26px 0;
}

.works-case-title {
  display: block;
  width: 455px;
  height: 39px;
  line-height: 54px;
  margin-bottom: 138px;
  text-align: left;
  font-size: 40px;
  font-weight: bold;
  color: #000000;
}

/* .works-case-title-2 {
  display: block;
  width: 37%;
  height: 20%;
  margin-bottom: 26%;
  margin-right: 8%;
  float: right;
  font-size: 35px;
  font-weight: bold;
  color: #000000;
} */


.works-case-title-3 {
  width: 280px;
  height: 97px;
  font-size: 40px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #000000;
  line-height: 56px;
 float: right;
 margin-right: -39px;
 margin-bottom: 248px;
}

.works-case-title-4 {
  width: 352px;
  height: 97px;
  font-size: 40px;
  font-family: Adobe Heiti Std;
  font-weight: 600;
  color: #000000;
  line-height: 56px;
 float: right;
 margin-right: 338px;
 margin-bottom: 304px;
}

.works-bg {
  position: absolute;
  width: 100%;
  height: 534px;
  bottom: 0;
  left: 0;
  background: #f2f2f2;
}

.works-bg-2 {
  position: absolute;
  width: 100%;
  height: 391px;
  bottom: 0;
  left: 0;
  background: #f2f2f2;
}

.works-bg-3 {
  position: absolute;
  width: 100%;
  height: 470px;
  bottom: 0;
  left: 0;
  background: #f2f2f2;
}

.works-main-right {
  position: absolute;
  width: 55%;
  right: 4%;
  bottom: 7%;
  z-index: 2;
}

.works-main-2-right {
  position: absolute;
  width: 320px;
  height: 97px;
  font-weight: normal;
  font-size: 32px;
  line-height: 56px;
  right: 2%;
  bottom: 34%;
  z-index: 2;
}
.works-main-3-right {
  position: absolute;
  width: 50%;
  right: 7%;
  bottom: 7%;
  z-index: 2;
}

.works-main-4-right {
  position: absolute;
  width: 28%;
  right: 4%;
  font-weight: normal;
  font-size: 32px;
  line-height: 56px;
  bottom:11%;
  z-index: 2;
}

.works-case-img-box {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.works-case-img-box-3 {
  position: absolute;
  right: -15%;
  bottom: -8%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.works-case-img-box-4 {
  position: absolute;
  right: -15%;
  bottom: -8%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.works-case-img {
  width: 125px;
  /* height: 222px; */
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 16px;
  overflow: hidden;
}
.works-case-img-2 {
  width: 127px;
  height: 230px;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 16px;
  overflow: hidden;
}

.works-case-img-3 {
  width: 149px;
  height: 84px;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 10px;
  overflow: hidden;
  margin-right: 35px;
}

.works-case-img-4 {
  width: 112px;
  height: 222px;
  box-shadow: 0px 10px 30px 0px rgba(16, 16, 16, 0.1);
  border-radius: 16px;
  overflow: hidden;
  margin-right: 10px;
}

.works-case-img:hover,
.works-case-img-click {
  border: 4px solid #2D00E8;
}

.works-case-img-3:hover,
.works-case-img-click {
  border: 4px solid #2D00E8;
}

.works-case-img-4:hover,
.works-case-img-click {
  border: 4px solid #2D00E8;
}

.five p{
  position: absolute;
  left: 33%;
  top: 93%;
}

.pages{
  width: 600px;
  height: 50px;
  /* background-color: pink; */
  margin: 50px auto;
}

.pages ul{
  width: 100%;
  margin-left: 60%;
  transform: translateX(-50%);
}
.pages li{
  float: left;
  width: 30px;
  height: 30px;
  border:1px solid #d9d9d9;
  text-align: center;
  line-height: 30px;
  margin: 0px 9px;
  -webkit-tap-highlight-color: rgba(0,0,0,0)
}

.pages .pagesactive{
  color: #2D00E8;
  border:none;
}

.pages li:hover{
  cursor: pointer;
}

/* .pages li:nth-child(2){
 border:none;
} */

.pages li:first-child,.pages li:last-child{
  width: 70px;
  height: 30px;
  text-align: center;
  line-height: 30px;
}

.mb_nav {
  display: none;
  background-color: rgba(249, 251, 252, .5) !important;
}

.nav_list {
  display: none;
}

.mb-footer {
  display: none !important;
}

.mb {
  display: none;
}

.work_detail_box-1{
  display: none;
}

.work_detail_box-1 {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  background-color: #ffffff;
  overflow-x: hidden;
  overflow-y: auto;
}
.close-long {
  position: relative;
  text-align: center;
  margin-top: 50px;
}

.long-mian-title{
  position: relative;
  text-align: center;
  margin: 30px 0;
  font-size: 20px;
  font-weight: bold;
}



.long-img-1{
  width: 1200px;
  height: 700px;
  margin: 60px 9%;
}

#one,#two,#three,#four,#five,#six{
  height: auto;
}

.svg-1{
  display: block;
  width: 100%;
  height: 400px;
  transform: rotateZ(0deg);
  background-image: url("https://www.issmart.com.cn/images/more/sjcy/tech4-x-4_02.png");
  background-repeat: no-repeat;
  background-size: 206px 400px;
  background-position: 0px 0px;
  margin-left: 22%;
}

@media screen and (max-width: 769px) {
  .mb-none {
      display: none;
  }

  .works .works_solgan {
      width: 50%;
      margin-top: 10%;
  }

  .work_nav {
      margin-top: 15px;
  }

  .work_nav ul li {
      width: 25%;
  }

  .works_list {
      width: 100%;
      margin-top: 20px;
      padding: 0 15px;
      box-sizing: border-box;
  }

  .works_list .box {
      width: 100%;
  }

  .works_list .box .single_works {
      width: 100%;
      margin-right: 0;
      margin-bottom: 15px;
  }

  .single_work_banner {
      width: 100%;
  }

  .single_work_title {
      margin-top: 5px;
      font-size: 14px;
  }

  .single_work_bottom {
      text-align: center;
      font-size: 12px;
      position: absolute;
      bottom: 0;
      width: 100%;
  }

  .single_work_date {
      text-align: center;
      font-size: 12px;
      bottom: 20px;
      position: absolute;
      width: 100%;
  }

  .work_detail_box {
      position: fixed;
      width: 100%;
      height: 100%;
      background-color: rgba(124, 125, 126, .5);
      display: none;
      z-index: 9999;
  }

  .work_detail {
      width: 100%;
      height: 95%;
      padding: 0 3%;
      background-color: #ffffff;
      overflow-y: scroll;
      border-radius: 2%;
  }

  .click_more {
      width: 50%;
      margin: 10px auto;
      cursor: pointer;
  }

  .click_shou {
      width: 50%;
      margin: 10px auto;
      cursor: pointer;
      display: none;
  }

  .kuang-main {
      position: absolute;
      width: 96%;
      height: 84%;
      left: 2%;
      top: 50%;
      transform: translateY(-50%);
  }

  .close {
      position: relative;
      text-align: right;
      margin-top: 0;
  }

  .close img {
      cursor: pointer;
      width: 10%;
  }

  .work_detail_jieshao {
      text-align: center;
      margin: 20px 0;
      font-size: 16px;
  }

  .detail_banner {
      width: 100%;
      margin-bottom: 20px;
  }

  .work_video {
      position: relative;
      width: 96%;
      left: 2%;
      display: block;
      margin-bottom: 3rem;
  }
}