body {
  font-family: PingFangSC-Regular, PingFang SC;
}

.spaceBetween {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.spaceAround {
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  align-items: center;
}

.flexStart {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}

header {
  width: 100%;
  position: fixed;
  left: 0;
  top: 0;
  background: #fff;
  z-index: 99;
}

.navbar {
  margin-bottom: 0;
}

.navbar-default {
  background-color: rgba(255, 255, 255, 0);
  border: none;
  width: 100%;
}

.navbar-default .navbar-nav > .active > a, .navbar-default .navbar-nav > .active > a:focus, .navbar-default .navbar-nav > .active > a:hover {
  color: #F26700;
  font-size: 18px;
  background-color: rgba(255, 255, 255, 0);
  padding: 0;
  line-height: 50px;
  border-bottom: 4px solid #F26700;
}

.navbar-default .navbar-nav > li > a {
  color: #333;
  font-size: 16px;
}

.navbar-default .navbar-nav > li > a:focus, .navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a.signInBox:focus > .signIn, .navbar-default .navbar-nav > li > a.signInBox:hover > .signIn {
  color: #F26700;
  background-color: rgba(255, 255, 255, 0);
}

.navbar-default .navbar-toggle:focus, .navbar-default .navbar-toggle:hover {
  background-color: rgba(255, 255, 255, 0);
}

.navbar-default .navbar-toggle {
  border-color: #333;
}

.navbar-default .navbar-toggle .icon-bar {
  background-color: #333;
}

.nav > li > a.signInBox {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}

.signIn {
  font-size: 14px;
  color: #333;
  margin-left: 8px;
}

.index_logo {
  width: 132px;
}

.i_dl {
  width: 24px;
}

.bannerBox {
  position: relative;
  padding-top: 54px;
}

.banner {
  width: 100%;
}

.title {
  margin: 120px 0 40px 0;
  font-size: 36px;
  color: #333;
}

.five {
  flex-wrap: wrap;
  align-items: flex-start;
}

.seven {
  flex-wrap: wrap;
}

.fiveItem {
  width: 180px;
  text-align: center;
  color: #333;
  margin: 20px;
}

.fiveItem > img {
  width: 122px;
  margin: 0 auto;
}

.middle {
  font-size: 20px;
  margin: 20px 0;
  font-weight: bold;
}

.bottomText {
  font-size: 16px;
}

.fourItem {
  position: relative;
  color: #F26700;
  font-size: 24px;
  font-weight: bold;
  display: inline-block;
  letter-spacing: 1px;
  margin-top: 98px;
}

.i_zs {
  position: absolute;
  width: 23px;
  top: -19px;
  right: -23px;
}

.fourText {
  font-size: 16px;
  color: #333;
  margin: 40px 0;
}

.i_h {
  margin-bottom: 80px;
}

.tfItem {
  background: rgba(240, 103, 29, 0.06);
  width: 170px;
  height: 94px;
  line-height: 94px;
  margin-bottom: 40px;
  font-size: 20px;
  font-weight: bold;
  color: #333;
  letter-spacing: 1px;
  text-align: center;
}

.fItem {
  width: 235px;
}

.fNum {
  font-size: 60px;
  font-weight: bold;
  letter-spacing: 3px;
  color: #F26700;
}

.tItem {
  width: 190px;
}

.tItem > img {
  width: 100%;
}

.i_right {
  width: 33px;
  margin-bottom: 30px;
}

.i_s {
  width: 74px;
  margin: 0 auto 28px auto;
}

footer {
  color: #fff;
  background: #333;
  padding: 65px 0;
  margin-top: 104px;
  font-size: 18px;
}

.contactUs {
  font-size: 28px;
}

.three {
  margin: 20px 0;
}

.three > img {
  width: 18px;
  margin-right: 10px;
}

.codeDiv {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

.codeDiv > img {
  width: 141px;
  margin-bottom: 14px;
}

.contact {
  position: fixed;
  right: 20px;
  top: 50%;
  margin-top: -42px;
  background: #F0671D;
  width: 84px;
  height: 84px;
  border-radius: 4px;
  color: #fff;
  font-size: 15px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.contact > img {
  width: 48px;
  margin-bottom: 4px;
}

.modal-dialog {
  width: 340px;
}

.modal-header {
  background: #F26700;
  color: #fff;
  text-align: center;
}

.modal-body {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  font-size: 20px;
  color: #000;
}

.i_code {
  width: 283px;
  margin: 20px 0;
}

.fz20c3 {
  font-size: 20px;
  color: #333;
  letter-spacing: 1px;
}

.c_scfx {
  width: 100%;
  margin-top: 40px;
}

.w240 {
  width: 240px;
}

.fiveItem > img.c_e {
  width: 74px;
}

.fiveItem > img.aImg {
  width: 92px;
}

.c_d {
  width: 370px;
  margin-bottom: 30px;
}

.fTitle {
  font-size: 24px;
  margin-bottom: 40px;
}

.a_q {
  width: 270px;
  margin-bottom: 30px;
}

.purposes {
  padding: 80px;
  color: #fff;
  background: url("../imgs/a_bg.png") no-repeat;
  background-size: cover;
  font-size: 20px;
  text-align: center;
}

.purTitle_01 {
  font-size: 38px;
  font-weight: bold;
}

.purTitle_02 {
  font-size: 24px;
  margin: 20px 0;
}

.five_01 {
  align-items: center;
}

.w100 {
  width: 100px;
}

.line {
  width: 6px;
  height: 102px;
  background: rgba(240, 103, 29, 0.2);
}

@media (min-width: 768px) {
  .navbar-nav {
    width: calc(100% - 162px);
  }

  .navbar-nav > li {
    margin-left: 40px;
  }

  .navbar-nav > li.signInLi {
    float: right;
  }
}

@media (max-width: 767px) {
  .bannerBox {
    padding-top: 50px;
  }

  .title {
    margin: 60px 0 20px 0;
    font-size: 15px;
    font-weight: bold;
  }

  .middle {
    font-size: 14px;
    margin: 10px 0;
  }

  .bottomText {
    font-size: 12px;
  }

  .fourItem {
    font-size: 14px;
    font-weight: bold;
    margin-top: 20px;
  }

  .fourText {
    font-size: 12px;
    margin: 20px 0;
  }

  .i_h {
    margin-bottom: 40px;
  }

  .tfItem {
    width: 91px;
    height: 47px;
    line-height: 47px;
    margin-bottom: 20px;
    font-size: 12px;
  }

  .fNum {
    font-size: 30px;
    letter-spacing: 3px;
  }

  .tItem {
    width: 100px;
  }

  .i_right {
    width: 16px;
    margin-bottom: 20px;
  }

  .i_s {
    width: 37px;
    margin: 0 auto 14px auto;
  }

  footer {
    padding: 32px 0;
    margin-top: 52px;
    font-size: 12px;
  }

  .contactUs {
    font-size: 18px;
  }

  .three {
    margin: 10px 0;
  }

  .codeDiv > img {
    width: 70px;
  }

  .contact {
    right: 10px;
    margin-top: -30px;
    width: 60px;
    height: 60px;
    font-size: 12px;
  }

  .contact > img {
    width: 24px;
    margin-bottom: 2px;
  }

  .modal-dialog {
    width: 170px;
    margin: 10px auto;
  }

  .modal-body {
    font-size: 12px;
  }

  .i_code {
    width: 140px;
    margin: 10px 0;
  }

  .fz20c3 {
    font-size: 12px;
    letter-spacing: 0;
  }

  .fiveItem > img.c_e {
    width: 40px;
  }

  .c_d {
    width: 100%;
  }

  .fiveItem, .fItem {
    width: 100px;
  }

  .fTitle {
    font-size: 14px;
    margin-bottom: 20px;
  }

  .a_q {
    width: 100%;
  }

  .purposes {
    padding: 40px;
    font-size: 12px;
  }

  .purTitle_01 {
    font-size: 16px;
  }

  .purTitle_02 {
    font-size: 14px;
    margin: 10px 0;
  }

  .fiveItem > img.aImg {
    width: 46px;
  }

  .w100 {
    width: 50px;
  }

  .line {
    width: 6px;
    height: 102px;
  }
}