.banner {
  height: 600px;
  background: url('../img/banner.png') 100% 100% no-repeat;
  background-position: center;
  background-size: cover;
  overflow: hidden;
}
.banner .banner_cont {
  width: 1200px;
  margin: auto;
}
.banner .banner_cont .banner_title {
  margin-top: 183px;
  height: 75px;
  font-size: 54px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 75px;
}
.banner .banner_cont .banner_intro {
  width: 473px;
  margin-top: 20px;
  height: 56px;
  font-size: 20px;
  color: #FFFFFF;
  line-height: 28px;
}
.banner .banner_cont .btn {
  display: flex;
  text-align: center;
  margin-top: 69px;
}
.banner .banner_cont .btn .btn1 {
  width: 150px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(229, 51, 51, 0.1);
  border-radius: 4px;
  border: 1px solid #E53333;
  color: #E53333;
  cursor: pointer;
}
.banner .banner_cont .btn .btn1:hover {
  background: rgba(229, 51, 51, 0.2);
}
.banner .banner_cont .btn .btn2 {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 50px;
  background: #E53333;
  border-radius: 4px;
  color: #fff;
  margin-left: 30px;
  cursor: pointer;
}
.banner .banner_cont .btn .btn2:hover {
  background: #FE3E47;
}
.navbar {
  width: 1200px;
  margin: auto;
  display: flex;
  height: 72px;
}
.navbar .navbar_item {
  width: 200px;
  height: 72px;
  line-height: 72px;
  position: relative;
  text-align: center;
  cursor: pointer;
}
.navbar .navbar_item:hover a {
  color: #E53333;
}
.navbar .navbar_item.active a {
  color: #E53333;
}
.navbar .navbar_item.active::before {
  color: #fff;
  position: absolute;
  content: '';
  width: 72px;
  height: 3px;
  background: #E53333;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0px;
}
.navbar .navbar_item a {
  color: #1B232E;
}
.solution {
  height: 867px;
  background: url('../img/solution/bg.png') 100% 100% no-repeat;
  background-position: center;
  background-size: cover;
  overflow: hidden;
}
.solution .solution_cont {
  width: 1200px;
  margin: auto;
  position: relative;
}
.solution .solution_cont .solution_title {
  font-size: 34px;
  color: #1B232E;
  text-align: center;
  margin-top: 90px;
}
.solution .solution_cont .solution_intro {
  margin-top: 8px;
  text-align: center;
}
.solution .solution_cont .solution_list {
  position: absolute;
  right: 0;
}
.solution .solution_cont .solution_list .solution_item {
  position: relative;
  margin-top: 40px;
}
.solution .solution_cont .solution_list .solution_item::before {
  content: '';
  position: absolute;
  width: 56px;
  height: 56px;
  left: -80px;
  top: 0px;
}
.solution .solution_cont .solution_list .solution_item:nth-child(1)::before {
  background: url('../img/solution/1.png');
}
.solution .solution_cont .solution_list .solution_item:nth-child(2)::before {
  background: url('../img/solution/2.png');
}
.solution .solution_cont .solution_list .solution_item:nth-child(3)::before {
  background: url('../img/solution/3.png');
}
.solution .solution_cont .solution_list .solution_item:nth-child(4)::before {
  background: url('../img/solution/4.png');
}
.solution .solution_cont .solution_list .solution_item:nth-child(5)::before {
  background: url('../img/solution/5.png');
}
.solution .solution_cont .solution_list .solution_item .text {
  height: 20px;
  font-size: 20px;
  font-weight: bold;
  color: #1B232E;
  line-height: 20px;
}
.solution .solution_cont .solution_list .solution_item .introduct {
  width: 386px;
  font-size: 14px;
  font-weight: 400;
  color: #60646A;
  line-height: 26px;
  margin-top: 8px;
}
.step {
  position: relative;
  margin-top: 130px;
}
.step .step_tip {
  right: 0;
  top: -95px;
  width: 680px;
  height: 103px;
  position: absolute;
}
.step .step_tip img {
  width: 100%;
  height: 100%;
}
.step .step_cont {
  width: 1200px;
  margin: auto;
}
.step .step_cont .step_title {
  text-align: center;
  font-size: 34px;
  color: #1B232E;
  font-weight: bold;
}
.step .step_cont .step_intro {
  text-align: center;
  font-size: 16px;
  color: #60646A;
  margin-top: 8px;
}
.step .step_cont .step_img {
  width: calc(100% - 40px);
  margin: auto;
  display: flex;
  justify-content: space-between;
  margin-top: 96px;
}
.step .step_cont .step_list {
  width: 1200px;
  height: 152px;
  background: linear-gradient(360deg, rgba(249, 251, 252, 0) 0%, #F0F2F4 100%);
  margin-top: 33px;
}
.step .step_cont .step_list .line {
  width: 1080px;
  border-top: 2px dotted #60646A;
  margin-left: 40px;
}
.step .step_cont .step_list .content {
  width: calc(100% - 95px);
  margin-left: 60px;
  display: flex;
  justify-content: space-between;
}
.step .step_cont .step_list .content .item {
  height: 33px;
  font-size: 24px;
  font-weight: 400;
  color: #1B232E;
  line-height: 33px;
  margin-top: 32px;
  position: relative;
}
.step .step_cont .step_list .content .item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: #60646A;
  box-shadow: 0px 2px 8px 0px rgba(196, 202, 211, 0.3);
  border: 6px solid #FFFFFF;
  border-radius: 50%;
  box-sizing: border-box;
  top: -42px;
}
.step .step_cont .step_list .content .item:last-child::before {
  content: '';
  position: absolute;
  left: 50%;
  border: solid black;
  border-width: 0 1px 1px 0;
  display: inline-block;
  padding: 3px;
  transform: translateX(-50%) rotate(-45deg);
  box-sizing: border-box;
  top: -37px;
}
.step .step_cont .step_list .text {
  text-align: center;
  height: 28px;
  font-size: 20px;
  font-weight: 400;
  color: #60646A;
  line-height: 28px;
  margin-top: 39px;
}
.step .step_cont .btn {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  margin-top: 70px;
  margin-bottom: 90px;
}
.step .step_cont .btn .btn1 {
  width: 150px;
  height: 50px;
  background: rgba(229, 51, 51, 0.1);
  border-radius: 4px;
  border: 1px solid #E53333;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #E53333;
  cursor: pointer;
}
.step .step_cont .btn .btn1:hover {
  background: rgba(229, 51, 51, 0.2);
}
.step .step_cont .btn .btn2 {
  margin-left: 30px;
  width: 150px;
  height: 50px;
  background: #E53333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  cursor: pointer;
}
.step .step_cont .btn .btn2:hover {
  background: #FE3E47;
}
.industry {
  background: url('../img/industry/bg.png') 100% no-repeat;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.industry .industry_title {
  text-align: center;
  height: 48px;
  font-size: 34px;
  font-weight: bold;
  color: #FFFFFF;
  line-height: 48px;
  margin-top: 70px;
}
.industry .industry_intro {
  text-align: center;
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  color: #D6D9DE;
  line-height: 22px;
  margin-top: 8px;
}
.industry .industry_cont {
  width: 1200px;
  margin: auto;
  overflow: hidden;
  margin-top: 50px;
}
.industry .industry_cont .industry_cont_top {
  display: flex;
  height: 274px;
  margin-bottom: 10px;
}
.industry .industry_cont .industry_cont_top .market {
  width: 484px;
  height: 100%;
  padding-left: 26px;
  box-sizing: border-box;
  background: #fff;
}
.industry .industry_cont .industry_cont_top .market img {
  width: 88px;
  height: 88px;
  margin-top: 31px;
}
.industry .industry_cont .industry_cont_top .market .market_title {
  height: 20px;
  font-size: 20px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #1B232E;
  line-height: 20px;
  margin-top: 20px;
}
.industry .industry_cont .industry_cont_top .market .market_intro {
  width: 432px;
  height: 66px;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #60646A;
  line-height: 26px;
  margin-top: 12px;
}
.industry .industry_cont .industry_cont_top .right {
  flex: 1;
}
.industry .industry_cont .industry_cont_top .right img {
  width: 100%;
  height: 100%;
}
.industry .industry_cont .industry_cont_list {
  width: 100%;
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
}
.industry .industry_cont .industry_cont_list .list_item {
  width: 232px;
  height: 380px;
  background: #FFFFFF;
  padding: 36px 26px 0px;
}
.industry .industry_cont .industry_cont_list .list_item img {
  width: 88px;
  height: 88px;
}
.industry .industry_cont .industry_cont_list .list_item .item_title {
  margin-top: 20px;
  height: 20px;
  font-size: 20px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #1B232E;
  line-height: 20px;
}
.industry .industry_cont .industry_cont_list .list_item .item_text {
  margin-top: 12px;
  height: 162px;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #60646A;
  line-height: 26px;
}
.industry .industry_cont .btn {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  margin-top: 50px;
  margin-bottom: 90px;
}
.industry .industry_cont .btn .btn1 {
  width: 150px;
  height: 50px;
  background: rgba(229, 51, 51, 0.1);
  border-radius: 4px;
  border: 1px solid #E53333;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #E53333;
  cursor: pointer;
}
.industry .industry_cont .btn .btn1:hover {
  background: rgba(229, 51, 51, 0.2);
}
.industry .industry_cont .btn .btn2 {
  margin-left: 30px;
  width: 150px;
  height: 50px;
  background: #E53333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  cursor: pointer;
}
.industry .industry_cont .btn .btn2:hover {
  background: #FE3E47;
}
.elaborate {
  background: url('../img/elaborate/bg.png') 100% no-repeat;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.elaborate .elaborate_title {
  margin-top: 91px;
  height: 48px;
  font-size: 34px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 48px;
  text-align: center;
}
.elaborate .elaborate_intro {
  margin-top: 7px;
  text-align: center;
  height: 22px;
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #D6D9DE;
  line-height: 22px;
}
.elaborate .elaborate_list {
  width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  margin-top: 90px;
}
.elaborate .elaborate_list .elaborate_item {
  width: 194px;
  height: 300px;
  background: #FFFFFF;
  cursor: pointer;
  overflow: hidden;
}
.elaborate .elaborate_list .elaborate_item:hover .elaborate_top {
  background-color: #E53333;
}
.elaborate .elaborate_list .elaborate_item:hover .elaborate_top .big_img {
  width: 57px;
  height: 57px;
  transition: all 0.3s;
  margin-top: 24px;
  margin-left: 30px;
}
.elaborate .elaborate_list .elaborate_item:hover .elaborate_top p {
  font-size: 16px;
  color: #fff;
  margin-left: 30px;
  text-align: left;
  margin-top: 10px;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top {
  height: 300px;
  z-index: 1;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top .big_img {
  width: 116px;
  height: 116px;
  margin-top: 40px;
  margin-left: 39px;
  transition: all 0.3s;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top p {
  text-align: center;
  margin-top: 40px;
  color: #1B232E;
  font-size: 20px;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top ul {
  color: #fff;
  margin-top: 18px;
  margin-left: 30px;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top ul li {
  line-height: 28px;
  font-size: 14px;
}
.elaborate .elaborate_list .elaborate_item .elaborate_top ul li span {
  font-size: 16px;
}
.elaborate .btn {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  margin-top: 70px;
  margin-bottom: 90px;
}
.elaborate .btn .btn1 {
  width: 150px;
  height: 50px;
  background: rgba(229, 51, 51, 0.1);
  border-radius: 4px;
  border: 1px solid #E53333;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #E53333;
  cursor: pointer;
}
.elaborate .btn .btn1:hover {
  background: rgba(229, 51, 51, 0.2);
}
.elaborate .btn .btn2 {
  margin-left: 30px;
  width: 150px;
  height: 50px;
  background: #E53333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  cursor: pointer;
}
.elaborate .btn .btn2:hover {
  background: #FE3E47;
}
.major {
  height: 360px;
  width: 100%;
  background: url('../img/bg.png') 100% no-repeat;
  display: inline-block;
}
.major .major_cont {
  width: 1200px;
  margin: auto;
}
.major .major_cont .major_title {
  text-align: center;
  height: 59px;
  font-size: 42px;
  font-weight: bold;
  color: #FFFFFF;
  line-height: 59px;
  margin-top: 59px;
}
.major .major_cont .major_intro {
  text-align: center;
  height: 60px;
  font-size: 20px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 28px;
  margin-top: 19px;
}
.major .major_cont .major_btn {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  margin-top: 52px;
}
.major .major_cont .major_btn .btn1 {
  width: 150px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  border: 1px solid #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}
.major .major_cont .major_btn .btn1:hover {
  background: rgba(255, 255, 255, 0.3);
}
.major .major_cont .major_btn .btn2 {
  margin-left: 30px;
  width: 150px;
  height: 50px;
  background: #FFFFFF;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #E53333;
  cursor: pointer;
}
.major .major_cont .major_btn .btn2:hover {
  background: #FFF1F1;
}
.customer {
  height: 714px;
  overflow: hidden;
  background: #F5F6F7;
}
.customer .customer_title {
  height: 48px;
  font-size: 34px;
  font-weight: bold;
  color: #1B232E;
  line-height: 48px;
  text-align: center;
  margin-top: 70px;
}
.customer .customer_intro {
  height: 22px;
  font-size: 16px;
  font-weight: 400;
  color: #60646A;
  line-height: 22px;
  text-align: center;
  margin-top: 8px;
}
.customer .customer_cont {
  margin: auto;
  width: 1200px;
  display: flex;
  margin-top: 50px;
}
.customer .customer_cont .video {
  width: 706px;
  height: 334px;
  position: relative;
  background: url('../img/customer/cover.png') 100% no-repeat;
  background-color: rgba(28, 28, 28, 0.52);
  background-blend-mode: multiply;
  margin-right: 20px;
}
.customer .customer_cont .video .icon {
  width: 37px;
  height: 36px;
  position: absolute;
  margin-left: 102px;
  margin-top: 270px;
  z-index: 10;
}
.customer .customer_cont .video .video_btn {
  width: 70px;
  height: 70px;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  cursor: pointer;
}
.customer .customer_cont .video .video_intro {
  width: 586px;
  height: 152px;
  background: rgba(255, 255, 255, 0.8);
  margin-top: 294px;
  margin-left: 32px;
  padding: 40px 37px 0px;
  color: #60646A;
  font-size: 14px;
  position: relative;
  backdrop-filter: blur(10px);
}
.customer .customer_cont .video .video_intro .name {
  bottom: 18px;
  right: 20px;
  position: absolute;
}
.customer .customer_cont .right {
  flex: 1;
}
.customer .customer_cont .right .logo {
  width: 200px;
  height: 70px;
}
.customer .customer_cont .right .right_title {
  height: 28px;
  font-size: 20px;
  font-weight: bold;
  color: #1B232E;
  line-height: 28px;
  margin-top: 10px;
}
.customer .customer_cont .right .right_intro {
  font-size: 14px;
  font-weight: 400;
  color: #1B232E;
  line-height: 26px;
  margin-top: 20px;
}
.customer .customer_cont .right .more {
  height: 20px;
  font-size: 14px;
  font-weight: 400;
  color: #E53333;
  line-height: 20px;
  margin-top: 78px;
  cursor: pointer;
  display: flex;
  align-items: center;
}
.customer .customer_cont .right .more .icon {
  width: 12px;
  height: 12px;
}
.play_content {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9999;
}
.play_content video {
  height: 60%;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}
.play_content .close_btn {
  width: 50px;
  height: 50px;
  background: white url('../img/customer/close_crude.png') no-repeat;
  background-size: 50% 50%;
  border-radius: 50%;
  background-position: center center;
  position: absolute;
  left: 50%;
  bottom: 10%;
  transform: translate(-50%, 0);
  cursor: pointer;
}
.cooperation_company {
  overflow: hidden;
}
.cooperation_company .title {
  text-align: center;
  margin-top: 70px;
  font-size: 30px;
  color: #3A3E4B;
  position: relative;
  font-weight: bold;
}
.cooperation_company .intro {
  text-align: center;
  margin-top: 8px;
  color: #60646A;
  font-size: 16px;
  margin-bottom: 50px;
}
.cooperation_company .row {
  display: flex;
  border-bottom: 1px solid #F2F5F6;
  width: 1200px;
  margin: 0 auto;
}
.cooperation_company .row.row5 {
  border-bottom: none;
}
.cooperation_company .row > div {
  width: 240px;
  height: 100px;
  border-right: 1px solid #F2F5F6;
  flex: none;
  cursor: pointer;
}
.cooperation_company .row > div:hover {
  box-shadow: 0px 0px 8px 0px rgba(27, 95, 188, 0.15);
  transform: scale(1.01);
}
.cooperation_company .row > div img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.cooperation_company .row > div:nth-of-type(5) {
  border: none;
}
.cooperation_company .btn {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  margin-top: 50px;
  margin-bottom: 80px;
}
.cooperation_company .btn .btn1 {
  width: 150px;
  height: 50px;
  background: rgba(229, 51, 51, 0.1);
  border-radius: 4px;
  border: 1px solid #E53333;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #E53333;
  cursor: pointer;
}
.cooperation_company .btn .btn1:hover {
  background: rgba(229, 51, 51, 0.2);
}
.cooperation_company .btn .btn2 {
  margin-left: 30px;
  width: 150px;
  height: 50px;
  background: #E53333;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  cursor: pointer;
}
.cooperation_company .btn .btn2:hover {
  background: #FE3E47;
}