body {
  max-width: 2400px;
  margin: 0 auto;
}
.service_item_title {
  font-weight: 600;
  font-size: 24px;
  color: #000000;
  border-bottom: 1px solid #cccccc;
  padding-bottom: 22px;
}
.service_item_mod_text {
  margin-top: 30px;
  font-weight: 500;
  font-size: 18px;
  color: #333333;
/*  margin-right: 30px;*/
}

.service_item:nth-child(2) .service_item_mod {
  width: 318px;
}
.TopbannerBox {
  width: calc(100% - 280px);
}

.TopbannerBox,
.bannerBox,
.introduce1,
.introduce2,
.introduce3,
.introduce4,
.introduce2-item,
.introduce4-item {
  padding: 0 140px;
}
.introduce1,
.introduce3 {
  padding: 0 280px;
}
.servicePop {
  padding: 35px 140px;
}
.content-section-item-title-text {
  font-size: 34px;
}

@media (max-width: 3000px) {
  .service_item:nth-child(2) .service_item_mod {
    width: 318px;
  }
  .TopbannerBox {
    width: calc(100% - 280px);
  }

  .TopbannerBox,
  .bannerBox,
  .introduce1,
  .introduce2,
  .introduce3,
  .introduce4,
  .introduce2-item,
  .introduce4-item {
    padding: 0 140px;
  }
  .introduce1,
  .introduce3 {
    padding: 0 280px;
  }
  .servicePop {
    padding: 35px 140px;
  }
  .content-section-item-title-text {
    font-size: 34px;
  }
}
@media (max-width: 1900px) {
  .service_item:nth-child(2) .service_item_mod {
    width: 286px;
  }
  .service_item_mod_text {
    font-size: 16px;
    margin-right: 24px;
    min-width: 128px;
  }

  .TopbannerBox {
    width: calc(100% - 240px);
  }
  .TopbannerBox,
  .bannerBox,
  .introduce1,
  .introduce2,
  .introduce3,
  .introduce4,
  .introduce2-item,
  .introduce4-item {
    padding: 0 120px;
  }
  .introduce1,
  .introduce3 {
    padding: 0 240px;
  }
  .servicePop {
    padding: 35px 120px;
  }
  .content-section-item-title-text {
    font-size: 31px;
  }
}
@media (max-width: 1680px) {
  .service_item {
    margin-right: 20px !important;
  }
  .service_item_mod_text {
    font-size: 14px;
    margin-right: 18px;
  }

  .TopbannerBox {
    width: calc(100% - 200px);
  }
  .TopbannerBox,
  .bannerBox,
  .introduce1,
  .introduce2,
  .introduce3,
  .introduce4,
  .introduce2-item,
  .introduce4-item {
    padding: 0 100px;
  }
  .introduce1,
  .introduce3 {
    padding: 0 200px;
  }
  .servicePop {
    padding: 35px 100px;
  }
  .content-section-item-title-text {
    font-size: 28px;
  }
}
@media (max-width: 1440px) {
  .service_item {
    margin-right: 0px !important;
  }
  .service_item_title {
    font-size: 22px;
  }
  .service_item_mod_text {
    font-size: 12px;
    margin-right: 0px;
  }
  .TopbannerBox {
    width: calc(100% - 160px);
  }
  .TopbannerBox,
  .bannerBox,
  .introduce1,
  .introduce2,
  .introduce3,
  .introduce4,
  .introduce2-item,
  .introduce4-item {
    padding: 0 80px;
  }
  .introduce1,
  .introduce3 {
    padding: 0 160px;
  }
  .servicePop {
    padding: 35px 10px;
  }
  .content-section-item-title-text {
    font-size: 35px;
  }
}

/* 标题-start */
.content-section-item-title {
  margin: 10px 0 30px;
  text-align: center;
}
.content-section-item-title-text {
  font-weight: 600;
  color: #333333;
}
.content-section-item-title-border {
  width: 30px;
  height: 3px;
  background: #0867ee;
  margin: 10px auto 0;
}
/* 标题-end */

‌ #indexBox {
  width: 100%;
}

#indexBox .mainBox {
  margin: 0 auto;
}

.servicePop {
  position: absolute;
  left: 0;
  right: 0;
  top: 86px;
  z-index: 99999;
  height: calc(626px - 70px);
  background: #f5f6fa;
}

.service {
  display: flex;
}

.service_item {
  margin-right: 66px;
}
.service_item_mod {
  height: calc(626px - 70px - 40px);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
}

.TopbannerBox {
  height: 86px;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 auto;
  position: relative;
  border-bottom: 1px solid #e6e6e6;
}

.TopbannerBox > img {
  width: 48px;
  height: 48px;
  margin-left: 180px;
}

.leftBox {
  display: flex;
}

.leftBox > img {
  margin-right: 10px;
}
.leftBox_text {
  font-weight: 600;
  font-size: 18px;
  color: #000000;
  align-self: center;
}

.rightBox {
  display: flex;
}
.rightBox_menu {
  display: flex;
}
.rightBox_menu_item {
  font-weight: 500;
  font-size: 18px;
  color: #000000;
  display: flex;
  margin-right: 40px;
  cursor: pointer;
}
.check {
  color: #0867ee;
  border-bottom: 3px solid #0867ee;
}
.rightBox_menu_item > img {
  width: 11px;
  height: 6px;
  align-self: center;
  margin-left: 4px;
}
.openService {
  color: #0867ee;
}

.rightBox_phone {
  display: flex;
}
.rightBox_phone > img {
  width: 28px;
  height: 28px;
  margin-right: 13px;
}
.rightBox_phone_text {
  align-self: center;
  font-weight: 600;
  font-size: 22px;
  color: #000000;
}

.introduce1,
.introduce2,
.introduce3,
.introduce4,
.footBoxImg {
  margin-top: 45px;
  text-align: center;
}

.introduce1-item {
  display: flex;
  flex-wrap: wrap;
}

.introduce1-item-mod {
  width: calc(25% - 9px);
  margin-bottom: 12px;
  margin-right: 12px;
}
.introduce1-item-mod:nth-child(4n) {
  margin-right: 0;
}

.introduce1-item-mod img {
  width: 100%;
}
.introduce1-item-mod div {
  font-weight: 500;
  font-size: 13px;
  color: #333333;
  padding: 15px 0;
  text-align: center;
}

.introduce2 .content-section-item-title {
  background: #f8f8f8;
  padding-top: 40px;
  padding-bottom: 40px;
  margin-bottom: 0;
}
.introduce2-item {
  display: flex;
  background: #f8f8f8;
  padding-bottom: 40px;
}
.introduce2-item-mod {
  width: calc(25% - 9px);
  margin-right: 12px;
  background: #ffffff;
  border-radius: 8px;
  padding: 20px;
  text-align: left;
}
.introduce2-item-mod:last-child {
  margin-right: 0;
}
.introduce2-item-mod-icon {
  width: 24px;
  height: 24px;
  margin-bottom: 12px;
}
.introduce2-item-mod-t1 {
  font-weight: 600;
  font-size: 15px;
  color: #000000;
  margin-bottom: 8px;
}
.introduce2-item-mod-t2 {
  font-weight: 500;
  font-size: 13px;
  color: #666666;
}

.introduce3-item img {
  width: 100%;
}
.introduce4-item img {
  width: 100%;
}

.mapBox {
  width: 100%;
  box-sizing: border-box;
  padding: 0 180px;
}

#map {
  width: 100%;
  height: 400px;
  margin: 50px 0;
}

/* 底部start */
.footBox {
  background: #f2f2f2;
  color: #333333;
  width: 100%;
  /* height: 296px; */
}

.guarantee {
  display: flex;
  justify-content: space-around;
  width: 70%;
  margin: 0 auto;
  padding: 24px 0;
  border-bottom: 1px solid #e2e2e2;
}

.guarantee-mod {
  display: flex;
}
.guarantee-mod img {
  width: 20px;
  height: 22px;
  margin-right: 8px;
}
.guarantee-mod:nth-child(2) img {
  width: 22px;
  height: 22px;
}
.guarantee-mod div {
  align-self: center;
  font-weight: 600;
  font-size: 14px;
  color: #333333;
}

.footBox .top {
  width: 100%;
  padding: 40px 180px 0;
  box-sizing: border-box;
  /* height: 233px; */
  display: flex;
  justify-content: space-between;
}
.footBox .top .start {
  display: flex;
  width: 50%;
}

.footBox .top .left {
  width: 50px;
}

.footBox .top .left span {
  display: inline-block;
  height: 16px;
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #333333;
  line-height: 16px;
}

.footBox .top .middle {
  width: 200px;
  margin-left: 130px;
}

.footBox .top .middle h2 {
  /* width: 70px; */
  height: 17px;
  font-size: 18px;
  font-family: PingFang SC;
  font-weight: bold;
  color: #333333;
  /* line-height: 36px; */
  margin-bottom: 26px;
}

.footBox .top .middle div {
  width: 200px;
  /* height: 15px; */
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #333333;
  /* line-height: 36px; */
  margin-bottom: 20px;
}

.footBox .top .middle h3 {
  /* width: 35px; */
  height: 17px;
  font-size: 18px;
  font-family: PingFang SC;
  font-weight: bold;
  color: #333333;
  /* line-height: 36px; */
  margin-bottom: 26px;
  /* margin-top: 15px; */
  padding-top: 10px;
}

.footBox .top .middle .name {
  margin-bottom: 40px;
}

.footBox .top .right {
  width: 72px;
  margin-left: 105px;
}

.footBox .top .right h3 {
  width: 72px;
  height: 17px;
  font-size: 18px;
  font-family: PingFang SC;
  font-weight: bold;
  color: #333333;
  /* line-height: 36px; */
  margin-bottom: 28px;
}

.footBox .top .right a {
  /* display: block; */
  width: 61px;
  height: 16px;
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #333333;
  line-height: 36px;
}

.footBox .top .end {
  width: 20%;
  text-align: center;
  margin-top: 27px;
}

.footBox .top .end div {
  /* width: 95px; */
  height: 16px;
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #333333;
  line-height: 36px;
}

.footBox .bottom {
  background-color: #e6e6e6;
  height: 63px;
  text-align: center;
  line-height: 63px;
  font-size: 18px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #333333;
  padding: 0 180px;
  box-sizing: border-box;
}
.bottom a {
  color: #333333;
}