.company_introduction1 {
  background: url(../images/about1.png) no-repeat;
  height: 579px;
  background-size: 100% 100%;
}

.thematic_cont {
  background-color: #fff;
}

.company_big {
  width: 1200px;
  margin: 0 auto;
}

.company_introduction2 p {
  font-size: 16px;
  font-weight: 400;
  color: rgba(77, 77, 77, 1);
  line-height: 40px;
  width: 24rem;
  margin: 40px 18rem;
  justify-content: space-between;
}

.company_introduction2 h4 {
  font-size: 30px;
  font-weight: 400;
  color: rgba(77, 77, 77, 1);
  line-height: 50px;
  width: 45rem;
  margin: 20px 11rem;
  text-align: center;
}

.company {
  width: 80rem;
}

.company2 {
  margin: 20px 18rem;
  width: 60rem;
}

.company_introduction3 {
  float: left;
}

.company_introduction3 p {

  width: 26rem;
  font-size: 16px;
  font-weight: 400;
  color: rgba(77, 77, 77, 1);
  line-height: 40px;
  margin: 50px 0;

}

.company_introduction3 img {
  float: right;
}

.img {
  margin: 17rem 0px 50px 128px;
}

.company_introduction4 {
  margin: -13rem 0 0;
  height: 30rem;
}

.company_introduction5 {
  margin: 50px 0 100px;
}

.company_introduction5 .company_1,
.company_introduction5 .company_2 {
  font-size: 16px;
  font-weight: 400;
  color: rgba(77, 77, 77, 1);
  line-height: 40px;
}

.company_introduction5 i {
  display: block;
  text-align: center;
}

.company_introduction5 .company_2 {
  margin: 50px 0;
}

/* 文化理念 */
.cultural_concept {
  background: url(../images/cultural1.png) no-repeat;
  height: 950px;
  background-size: 100% 100%;
}

.add {
  width: 100%;
  margin: 0 auto;
}

.text {
  width: 26rem;
  margin: 20px auto;
  padding: 20px 0;
  font-style: italic;
}

.text p {
  margin: 20px 0;
  font-size: 16px;
  line-height: 25px;
  font-weight: 400;
}

.text i {
  display: block;
  float: right;
  line-height: 25px;
}

/* 文化理念结束 */

/* 公司历程 */
.history {
  width: 77rem;
  position: relative;
}

* {
  margin: 0;
  padding: 0;
}

#timeLine {
  width: 77rem;
  margin: 100px auto;
  /*border:  solid 1px #434343;*/
  /*background: rgba(500,500,500,0.9);*/
  overflow: hidden;
  position: relative;
}

#time1 {
  width: 92em;
  margin: 0px auto;
  overflow: hidden;
}

#yearList {
  width: 160%;
  list-style: none;
  position: relative;
  /*left: 457px;*/
  margin-left: 40rem;
}

#yearList:after,
.container-li:after {
  content: "";
  display: table;
  clear: both;
}

#yearList li {
  float: left;
  cursor: pointer;
  text-align: center;
  font-size: 18px;
  padding: 10px 20px;
  width: 90px;
}

.year-dot {
  width: 6px;
  height: 6px;
  border-radius: 9px;
  background-color: #bbb8b8;
  margin: 10px auto;
  display: block;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px #bbb8b8;
}

.dotted-line {
  /* border-bottom: 2px dashed #7b7d7b; */
  position: relative;
  top: -41px;
  z-index: 0;
}

#cList {
  width: 100%;
  position: relative;
}

#btnLeft {
  width: 50px;
  position: absolute;
  top: 1rem;
  left: -3rem;
}

#btnRight {
  width: 50px;
  position: absolute;
  right: -4rem;
  top: 1rem;
}

#sa {
  width: 1400px;
  margin: 0 auto;
  overflow: hidden
}

#cUl {
  width: 1400px;
  list-style: none;
  height: 810px;
  margin: 0 auto;
  position: relative;
  left: 0px;
  /* overflow: auto; */
}

#cUl li {
  width: 1400px;
  position: absolute;
  left: 0;
}

.li-tit {
  display: inline-block;
  color: #fff;
  background-color: #002f21;
  padding: 10px 20px;
  margin: 30px auto 10px;
}

.container-li {
  width: 98%;
  padding: 125px 0px;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  /* border: solid 1px #434343; */
}

.c-li-left {
  width: 36%;
  float: left;
}

.c-li-left img {
  width: 100%;
}

.c-li-right {
  width: 45%;
  float: left;
  margin-left: 60px;
}

.c-li-right i {
  display: block;
  font-size: 20px;
  line-height: 60px;
  margin-left: 10px;
}

.year-active {
  color: #084397;
  z-index: 999
}

.year-active i {
  width: 8px;
  height: 8px;
  border-radius: 10px;
  margin: 6px auto;
  background-color: #084397;
  border: 5px solid #fff;
  box-shadow: 0 0 0 1px #084397;
}


/* 公司历程结束 */

/* 荣誉资质 */
.bigimg {
  width: 800px;
  height: 800px;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  display: none;
  z-index: 99;
}

.mask {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
  opacity: 0.5;
  filter: Alpha(opacity=50);
  z-index: 98;
  transition: all 1s;
  display: none
}

.bigbox {
  width: 80rem;
  background: #fff;
  /* border: 1px solid #ededed; */
  margin: 0 auto;
  overflow: hidden;
  padding: 10px;
}

#img {
  display: table-cell;
  vertical-align: middle;
  width: 324px;
  height: 324px;
  text-align: center;
}

#img .smallimg {
  width: 324px;
  height: 324px;
}

.bigbox>.imgbox {

  float: left;
  border-radius: 5px;
  overflow: hidden;
  margin: 0rem 2.5rem;
}

.bigbox>.imgbox>img {
  width: 100%;
}

.imgbox:hover {
  cursor: zoom-in
}

.imgbox p {
  font-size: 16px;
  width: 13rem;
  text-align: center;
  margin: 0 3rem;
  height: 80px;
}

.mask:hover {
  cursor: zoom-out
}

.bigimg:hover {
  cursor: move
}

.mask>img {
  position: absolute;
  right: 44rem;
  top: 20rem;
  width: 60px;

}

.mask>img:hover {
  cursor: pointer
}

.img-big {
  position: absolute;
  left: 0;
  top: -18rem;
  right: -26rem;
  bottom: 0;
  display: block;
  width: 800px;
  height: 800px;
  z-index: 999;
  display: none;
}

.close {
  position: absolute;
  left: 0;
  top: -50rem;
  right: -50rem;
  bottom: 0;
  display: none;
  margin: auto;
  z-index: 99;
}


.case_list_pull {
  /* background-color: pink; */
  width: 200px;
  margin: 20px auto;
  font-size: 18px;
  height: 40px;
  line-height: 40px;
}

.case_list_pull a {
  display: block;
}

.case_list_pull .img {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: #0d57a7;
  border-radius: 50px;
  margin: 0px 7px -14px 5px;
}

.case_list_pull img {
  position: absolute;
  top: 10px;
  left: 12px;
  vertical-align: middle
}

.case_list_pull i {
  position: relative;
  display: inline-block;
  height: 40px;
  line-height: 40px;
  color: #635e5d;
}

.case_list_pull i::after {
  content: '';
  width: 0%;
  height: 1px;
  background-color: #333;
  position: absolute;
  bottom: 50%;
  z-index: 1;
  top: 35px;
  left: 0px;
  transition: width 0.3s linear;
}

.case_list_pull i:hover::after {
  width: 100%;
}

/* 荣誉资质结束 */


@media screen and (max-width: 1440px) {
  .close {
    top: -38rem;
    right: -38rem;
  }

  .img-big {
    width: 610px !important;
    height: 610px !important;
    left: 57% !important;
    top: 124px !important;
  }

  .bigimg {
    width: 610px !important;
    height: 610px !important;
  }
}


@media screen and (max-width: 1400px) {
  body {
    overflow-x: scroll;
  }
}

@media screen and (max-width: 1366px) {
  body {
    overflow-x: hidden;
  }


  .price .category {
    width: 70%;
  }

  .c-li-left {
    width: 35%;
    float: left;
  }

  .c-li-left img {
    width: 100%;

  }

  #time1 {
    width: 90em;
    margin: 0px auto;
    overflow: hidden;
  }

  #btnRight {
    right: -1rem;
  }

  #btnLeft {
    left: 2rem;
  }

  .c-li-right {
    width: 57%;
    float: right;
    padding: 0 10px;
  }

  .container-li {
    width: 80%;
  }
}


@media screen and (max-width: 1253px) {

  .history {
    width: 100%;
  }

}

@media screen and (max-width: 1200px) {
  body {
    overflow-x: scroll;
  }
}

@media screen and (max-width: 1070px) {}

@media all and (max-width: 768px) {
  .price .category {
    width: unset;
  }

  .company_introduction1 {
    height: 200px;
    background-size: 100% auto;
  }

  .company_big {
    width: unset;
    padding: 0 20px;

  }

  .img-big {
    width: 350px !important;
    height: 321px !important;
    left: 80% !important;
    top: 30% !important;
  }

  .bigimg {
    width: 350px !important;
    height: 360px !important;
  }

  .close {
    top: -27rem;
    right: -27rem;
  }

  #btnRight {
    right: 1%;
  }

  .company_introduction2 p,
  .company_introduction2 h4,
  .company_introduction3 p {
    font-size: 16px;
    width: 100%;
    margin: 0;
    text-align: left;
  }

  .company_introduction2 h4 {
    margin: 20px 0;
    line-height: 40px;
  }

  .company {
    width: 100%;
  }

  .company2 {
    margin: 0;
    width: unset;
  }

  .img {
    max-width: 100%;
    margin: 0 auto;
    display: block;
  }

  .company_introduction4 {
    margin: 0;
    height: auto;
  }

  .company_introduction5 i {
    text-align: left;
  }

  .company_introduction4 img {
    max-width: 100%;
  }

  .add {
    width: unset;
    padding: 0 20px;
  }

  .text {
    width: 100%;
    padding: 0;
  }

  .cultural_concept {
    height: 530px;
    background-size: 100% auto;
    background-position: bottom;
  }

  #timeLine {
    width: 80%;
    margin: 0 auto;
  }

  #yearList {
    margin-left: 30%;
    display: flex;
    left: -90px;
  }

  .container-li {
    padding: 20px 0;
  }

  .c-li-left,
  .c-li-right {
    width: 100%;
    float: unset;
  }

  #sa,
  .container-li,
  #cUl,
  #cUl li {
    width: 100%;
  }

  .c-li-right {

    margin: 0;
    padding: 0;
  }

  .bigbox {
    width: 100%;
    padding: 0;
  }

  .bigbox>.imgbox {
    margin: 20px 0;
  }

  .price .cont.active {
    padding: 10px;
  }

  .case_list_pull a {
    text-align: center;
  }

}

@media all and (max-width: 750px) {}

@media all and (max-width: 726px) {}

@media all and (max-width: 707px) {}


@media all and (max-width: 700px) {
  #timeLine {
    width: 75%;
  }
}


@media all and (max-width: 674px) {
  .imgbox {
    width: 47%;
  }

  #img,
  #img .smallimg {
    width: 100%;
    height: unset;
  }

  .imgbox p {
    width: 100%;
    margin: auto;
    height: unset;
  }
}


@media all and (max-width: 650px) {
  .company_introduction1 {
    height: 179px;
  }
}

@media all and (max-width: 600px) {
  .company_introduction1 {
    height: 163px;
  }
}


@media all and (max-width: 550px) {

  .cultural_concept {
    height: 570px;
  }
}


@media all and (max-width: 530px) {
  .company_introduction1 {
    height: 144px;
  }
}

@media all and (max-width: 520px) {
  .bigbox>.imgbox {
    width: 80%;
    float: unset;
  }
}

@media all and (max-width: 500px) {
  .company_introduction1 {
    height: 134px;
  }

  #yearList {
    margin-left: 50%;
  }

  #btnRight {
    right: 2%;
  }

  #btnLeft {
    left: 2%;
  }

  .bigbox>.imgbox {
    width: 85%;
    float: unset;

  }
}

@media all and (max-width: 440px) {
  .company_introduction1 {
    height: 118px;
  }

  .cultural_concept {
    height: 600px;
  }

  .bigbox>.imgbox {
    width: 90%;
    float: unset;

  }
}

@media all and (max-width: 420px) {
  .company_introduction1 {
    height: 112px;
  }

  .cultural_concept {
    height: 660px;
  }

  .bigbox>.imgbox {
    width: 100%;
  }

  .img-big {
    width: 350px !important;
    height: 321px !important;
    left: 105% !important;
    top: 30% !important;
  }

  .bigimg {
    width: 350px !important;
    height: 340px !important;
  }

  .close {
    top: -21rem;
    right: -21rem;
  }
}

@media all and (max-width: 400px) {
  #btnRight {
    right: 2%;
  }
}

@media all and (max-width: 380px) {
  .company_introduction1 {
    height: 102px;
  }

  .img-big {

    width: 310px !important;
    height: 310px !important;
    left: 116% !important;
    top: 30% !important;
  }

  .bigimg {
    width: 310px !important;
    height: 310px !important;
  }

  .close {
    top: -20rem;
    right: -19rem;
  }
}

@media all and (max-width: 360px) {
  .company_introduction1 {
    height: 96px;
  }

  .cultural_concept {
    height: 700px;
  }

  .img-big {
    width: 300px !important;
    height: 300px !important;
    left: 120% !important;
    top: 30% !important;
  }

  .bigimg {
    width: 300px !important;
    height: 320px !important;
  }

  .close {
    top: -20rem;
    right: -18rem;
  }
}

@media all and (max-width: 320px) {
  .img-big {
    width: 300px !important;
    height: 300px !important;
    left: 128% !important;
    top: 30% !important;
  }

  .bigimg {
    width: 300px !important;
    height: 320px !important;
  }

  .close {
    top: -20rem;
    right: -18rem;
  }
}

/* 2022.03.14 */
#yearList,
#yearList * {
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
}

#btnRight,
#btnLeft {
  width: 35px;
}

#btnRight img,
#btnLeft img {
  display: inline-block;
  width: 100%;
  height: auto;
}

#btnRight {
  right: 0;
  left: auto;
}

#btnLeft {
  right: auto;
  left: 0;
}

#timeLine {
  width: calc(100% - 35px*2);
}

#yearList {
  margin-left: 40%;
}

@media (min-width: 1280px) {
  #yearList {
    margin-left: calc(50% - 50px);
  }
}