.banner {
  position: relative;
}

.banner h3 {
  font-size: 42px;
  font-family: "Montserrat", sans-serif;
  font-weight: bold;
  color: white;
  line-height: 45px;
  text-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3);
  text-align: center;
  position: absolute;
  top: 50%;
  width: 100%;
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  transform: translateY(-50%);
  z-index: 12;
}

.faq-box {
  margin-bottom: 50px;
}

.suptit {
  font-size: 36px;
  font-family: "Montserrat", sans-serif;
  font-weight: bold;
  color: #333333;
  line-height: 48px;
  margin-top: 60px;
  text-align: center;
}

.supdel {
  width: 80%;
  font-size: 16px;
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  color: #333333;
  line-height: 24px;
  text-align: center;
  margin: 15px auto 25px;
}

.N_tit {
  font-size: 36px;
  font-family: "Montserrat", sans-serif;
  font-weight: bold;
  color: #333333;
  line-height: 48px;
  text-align: center;
}

.N_cnt {
  font-size: 16px;
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  color: #333333;
  line-height: 24px;
  margin: 10px auto 38px;
  width: 87%;
  text-align: center;
}

.mybtn,
.mybtna {
  display: block;
  width: 320px;
  height: 54px;
  background: linear-gradient(-90deg, #ce0000 0%, #f3a800 100%);
  line-height: 54px;
  font-size: 16px;
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  color: white;
  text-align: center;
  margin: 14px auto 0;
}

.mybtn:hover,
.mybtna:hover {
  text-decoration: none;
  color: #fff;
}

.set3 {
  padding: 60px 0 78px;
  position: relative;
  z-index: 12;
  background: #e8f2f4;
}

.downbox {
  font-size: 0;
}

.downbox>div.down_cnt:nth-child(3n) {
  margin-right: 0;
}

.down_cnt {
  display: inline-block;
  vertical-align: top;
  width: 30.8%;
  margin-right: 3.8%;
  padding: 3% 3.6%;
  background: white;
  border: 1px solid #eeeeee;
  font-size: 0;
  margin-bottom: 50px;
  transition: all .4s;
}

.down_cnt:hover {
  box-shadow: 0px 0px 10px 0px rgba(128, 128, 128, 0.2);
  transition: all .4s;
}

.down_cnt:hover .down_icon {
  background: linear-gradient(-90deg, #ce0000 0%, #f3a800 100%);
}

.down_cnt:hover h2 {
  color: #ce0000;
}

.down_cnt:hover span {
  color: #ce0000;
}

.down_cnt:hover .dn {
  display: inline-block;
}

.down_cnt:hover .db {
  display: none;
}

.down_icon {
  width: 80px;
  height: 100px;
  line-height: 100px;
  text-align: center;
  margin-right: 33px;
  background: #666666;
  display: inline-block;
  vertical-align: top;
}

.down_tit {
  width: calc(100% - 115px);
  display: inline-block;
  vertical-align: top;
}

.down_tit h2 {
  font-size: 20px;
  font-family: "Open Sans", sans-serif;
  font-weight: bold;
  color: #424242;
  line-height: 30px;
  margin-bottom: 15px;
}

.down_tit p {
  height: 40px;
}

.down_tit p img {
  margin-right: 15px;
  vertical-align: top;
}

.down_tit p span {
  font-size: 16px;
  font-family: "Open Sans", sans-serif;
  font-weight: 400;
  color: #666666;
  line-height: 40px;
}

.down_tit .dn {
  display: none;
}

.down_tit .db {
  display: inline-block;
}

.faq-box {
  margin-top: 20px;
}

.faq {
  margin-bottom: 3px;
}

.dan {
  position: relative;
  padding: 15px 40px 15px 40px;
  background: #f2f6f7;
  cursor: pointer;
}

.dan h3 {
  color: #333;
  font-weight: 400;
  font-size: 18px;
  font-family: "Open Sans", sans-serif;
  line-height: 42px;
}

.dan .img {
  position: absolute;
  right: 50px;
  bottom: 25px;
  cursor: pointer;
}

.dan .img .add {
  display: block;
}

.dan .img .close-btn {
  display: none;
}

.dan .img.active .add {
  display: none;
}

.dan .img.active .close-btn {
  display: block;
}

.faq section {
  display: none;
  padding: 35px 50px 35px 50px;
  background: #f2f6f7;
}

.dcolor {
  background: linear-gradient(-90deg, #ce0000 0%, #f3a800 100%);
}

.faq section p {
  color: #424242;
  font-size: 16px;
  line-height: 22px;
  font-family: "Open Sans", sans-serif;
}

.set4 {
  background: #fff;
  padding: 60px 0 85px;
}

.Boxs {
  overflow: hidden;
}

.set {
  height: 600px;
  background: #04659d;
  box-shadow: 0px 37px 49px 0px rgba(0, 0, 0, 0.2);
  width: 14.57%;
  float: left;
  position: relative;
}

.border {
  height: 1px;
  width: 80px;
  background: #fff;
  opacity: .4;
  margin: 0 auto;
  margin-bottom: 35px;
  text-align: center;
}

.color {
  position: relative;
  height: 420px;
}

.color div {
  text-align: center;
  width: 100%;
  padding: 0 30px;
  margin-top: 140px;
}

.color h5 {
  font-size: 18px;
  font-family: "Montserrat", sans-serif;
  font-weight: 500;
  color: white;
  line-height: 27px;
  padding-top: 43px;
  padding-bottom: 20px;
  height: 265px;
  width: 100%;
}

.color a {
  font-size: 20px;
  font-family: Montserrat;
  font-weight: 400;
  color: white;
  line-height: 24px;
  display: inline-block;
}

.tbox {
  width: 0;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}

.tbox .bg {
  height: 600px;
  object-fit: cover;
  max-width: none;
  width: 100%;
}

.tbox>p {
  position: absolute;
  top: 13%;
  left: 0;
  background: #fff;
  text-align: center;
  font-size: 20px;
  font-family: "Montserrat", sans-serif;
  font-weight: bold;
  color: #04659d;
  padding: 10px 25px;
}

.tbox div {
  position: absolute;
  bottom: 50px;
  left: 0;
  width: 100%;
  padding: 0 9.5%;
}

.tbox div p {
  display: inline-block;
  width: 60px;
  height: 60px;
  margin-right: 35px;
}

.tbox div h4 {
  font-size: 24px;
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  color: white;
  line-height: 30px;
  display: inline-block;
  vertical-align: middle;
  width: calc(100% - 100px);
}

.set:hover {
  cursor: pointer;
}

.set:hover .color {
  display: none;
}

.set:hover .tbox {
  width: 100%;
  transition: all .5s;
  opacity: 1;
}

.hover {
  width: 41.66%;
}

.hover .color {
  display: none;
}

.hover .tbox {
  opacity: 1;
  width: 100%;
}

.swidth {
  width: 14.57%;
}

.hwidth {
  width: 41.66%;
}

@media screen and (max-width: 1540px) and (min-width: 1300px) {
  .color h5 {
    font-size: 16px;
    line-height: 24px;
    padding-top: 14px;
  }

  .tbox div h4 {
    font-size: 20px;
    line-height: 24px;
  }
}

@media screen and (max-width: 1300px) and (min-width: 1200px) {
  .color h5 {
    font-size: 14px;
    line-height: 20px;
    padding-top: 35px;
  }

  .tbox div {
    padding: 0 5.5%;
  }

  .tbox div h4 {
    font-size: 18px;
    line-height: 24px;
  }
}

@media screen and (max-width: 1199px) and (min-width: 1024px) {
  .down_icon {
    width: 65px;
    height: 80px;
    line-height: 80px;
    margin-right: 20px;
  }

  .down_tit {
    width: calc(100% - 85px);
  }

  .down_tit h2 {
    font-size: 16px;
    line-height: 20px;
  }

  .color h5 {
    font-size: 14px;
    line-height: 20px;
    padding-top: 35px;
  }

  .tbox div {
    padding: 0 5.5%;
  }

  .tbox div h4 {
    font-size: 18px;
    line-height: 24px;
  }

  .color a {
    font-size: 16px;
  }
}

@media screen and (min-width: 768px) and (max-width: 1023px) {
  .down_icon {
    width: 65px;
    height: 80px;
    line-height: 80px;
    margin-right: 20px;
  }

  .down_tit {
    width: calc(100% - 85px);
  }

  .down_tit h2 {
    font-size: 16px;
    line-height: 20px;
  }

  .down_cnt {
    width: 45.8%;
  }

  .downbox>div.down_cnt:nth-child(3n) {
    margin-right: 3.8%;
  }

  .downbox>div.down_cnt:nth-child(2n) {
    margin-right: 0;
  }

  .color h5 {
    display: none;
  }

  .tbox div {
    padding: 0 5.5%;
  }

  .tbox div h4 {
    font-size: 14px;
    line-height: 22px;
    width: calc(100% - 65px);
  }

  .color a {
    font-size: 14px;
    line-height: 22px;
  }

  .set {
    height: 500px;
  }

  .color {
    height: 350px;
  }

  .color div {
    padding: 0 10px;
    margin-top: 130px;
  }

  .border {
    margin-top: 98px;
  }

  .tbox .bg {
    height: 500px;
  }

  .tbox>p {
    font-size: 14px;
    padding: 10px 12px;
  }

  .tbox div p {
    width: 45px;
    margin-right: 15px;
  }
}

@media screen and (max-width: 767px) {
  .banner h3 {
    font-size: 20px;
  }

  .suptit {
    font-size: 18px;
    line-height: 20px;
    margin-top: 35px;
  }

  .supdel {
    width: 100%;
    font-size: 14px;
    line-height: 22px;
    margin: 10px auto 20px;
  }

  .color {
    display: none;
  }

  .tbox {
    z-index: 12;
    width: 100%;
    position: relative;
    opacity: 1;
  }

  .tbox .bg {
    height: auto;
  }

  .tbox>p {
    top: 6%;
    font-size: 14px;
    padding: 5px 10px;
  }

  .tbox div {
    bottom: 25px;
    padding: 0 20px;
  }

  .tbox div p {
    width: 40px;
    margin-right: 15px;
    height: 40px;
  }

  .tbox div h4 {
    font-size: 16px;
    line-height: 22px;
    width: calc(100% - 60px);
  }

  .set {
    height: auto;
    margin-bottom: 5px;
    width: 100%;
    box-shadow: none;
  }

  .set3 {
    padding: 40px 0 40px;
  }

  .N_cnt {
    font-size: 14px;
    line-height: 22px;
    margin: 5px auto 20px;
    width: 100%;
  }

  .down_cnt {
    width: 100%;
    margin-right: 0;
    padding: 3% 3.6%;
    margin-bottom: 20px;
  }

  .down_icon {
    width: 60px;
    height: 70px;
    line-height: 70px;
    margin-right: 20px;
  }

  .down_icon img {
    width: 30px;
  }

  .down_tit {
    width: calc(100% - 85px);
  }

  .down_tit h2 {
    font-size: 16px;
    line-height: 20px;
    margin-bottom: 10px;
  }

  .down_tit p {
    height: 30px;
  }

  .down_tit p img {
    margin-right: 10px;
    width: 30px;
  }

  .down_tit p span {
    font-size: 14px;
    line-height: 30px;
  }

  .dan {
    padding: 15px 40px 15px 20px;
  }

  .dan h3 {
    font-size: 16px;
    line-height: 24px;
  }

  .dan .img {
    right: 18px;
    bottom: 0;
    top: 20px;
  }

  .set4 {
    padding: 40px 0 40px;
  }

  .faq section {
    padding: 20px 30px 20px 30px;
  }

  .faq section p {
    font-size: 14px;
  }

  .N_tit {
    font-size: 18px;
    line-height: 20px;
  }
}