html,
body,
p,
ol,
ul,
li,
dl,
dt,
dd,
blockquote,
figure,
fieldset,
legend,
textarea,
pre,
iframe,
hr,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}

ul {
  list-style: none;
}

button,
input,
select,
textarea {
  margin: 0;
}

html {
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei",
    Tahoma, Arial;
}

*,
*:before,
*:after {
  box-sizing: border-box;
}

a {
  text-decoration: none;
}
a:hover {
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.fb-btn {
  margin-top: 20px;
  background-color: #4274f6;
  border-radius: 100px;
  color: #fff;
  font-size: 16px;
  display: inline-block;
  padding: 12px 30px;
}
.fb-btn:hover {
  background: rgba(66, 116, 246, .7);
  color: white;
  cursor: pointer;
}
.fb-btn-default {
  display: block;
  text-align: center;
  line-height: 40px;
  width: 103px;
  height: 40px;
  border-radius: 4px;
  border: 1px solid #4274F6;
  color: #4274F6;
  font-size: 16px;
  cursor: pointer;
}
.fb-btn-default:hover {
  background: #0e6eb8;
  color: white;
}
.fb-bold {
  font-weight: bold;
}
.fb-color {
  color: #4274F6;
}
.bg-f5 {
  background: #f5f5f5;
}
.bg-fa {
  background: #fafafa;
}
.wrap {
  padding: 0 0px 0;
  margin: 0 auto;
}
.mobile {
  display: none;
}

.head {
  height: auto;
  padding: 60px 0 35px;
}
.title {
  font-size: 36px;
  color: #000000;
  text-align: center;
  line-height: 50px;
  margin-bottom: 8px;
  font-weight: bold;
}
.sub-title {
  font-size: 16px;
  color: #262626;
  text-align: center;
  line-height: 24px;
}

.site-header {
  position: fixed;
  justify-content: space-between;
  background-color: white;
  color: rgba(0, 0, 0, 0.6);
  z-index: 999;
  width: 100%;
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.05);
}
.header-wrap {
  max-width: 1420px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-wrap .logo {
  width: 230px;
}
/* .nav-wrap{
    display: flex;
    height: 100%;
} */
.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 560px;
  user-select: none;
}
.side-nav {
  display: flex;
  align-items: center;
  /* min-width: 216px; */
}
.nav-fold {
  position: relative;
  position: relative;
  display: flex;
  align-items: center;
}
.nav-fold::after {
  margin-left: 8px;
  content: "";
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
  border-top: 4px solid rgba(0, 0, 0, 0.6);
}
.nav-item {
  position: relative;
  line-height: 80px;
  text-align: center;
  /* margin-right: 20px; */
}
.nav-fold {
  padding: 0 30px;
  margin-right: 0;
}
.nav-item.case {
  margin-right: 30px;
}
.nav-item.resource {
  padding-right: 15px;
}
.nav-item.aboutus {
  padding-left: 15px;
}
.nav-item {
  color: black;
  cursor: pointer;
  font-size: 16px;
}
.nav-item a {
  color: black;
  font-size: 16px;
}
.nav-item:hover {
  color: #4274F6;
}
.nav-item:hover a {
  color: #4274F6;
}
/* .nav-fold:hover::after{
  border-top:4px solid #FF8E22;
} */

.current-item {
  color: #4274F6;
}
.current-item a {
  color: #4274F6;
}
.current-item a.menu-item {
  color: black;
}
.current-item a:hover {
  color: #4274F6;
}
.current-item::after {
  border-top: 4px solid #4274F6;
}
.current-item::before {
  content: "";
  background: #4274F6;
  height: 4px;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}
.resource.current-item::before {
  left: 30px;
  right: 15px;
}
.aboutus.current-item::before {
  left: 15px;
  right: 30px;
}
.plan-nav.current-item::before {
  left: 30px;
  right: 30px;
}
.sub-menu-pc {
  display: none;
  position: absolute;
  top: 80px;
  line-height: 18px;
  left: 50%;
  transform: translate(-50%, 0);
}
.sub-menu-mobile {
  display: none;
}
.nav-item:hover .sub-menu-pc {
  display: block;
}
.sub-menu-wrap {
  display: flex;
  flex-wrap: wrap;
  margin-top: 8px;
  background-color: white;
  padding-top: 12px;
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.05);
  width: 540px;
  border-radius: 4px;
}
.sub-menu-wrap::before {
  top: 0px;
  left: 50%;
  transform: translate(-50%, 0);
  /* right: 262px; */
  position: absolute;
  content: "";
  border-right: 8px solid transparent;
  border-left: 8px solid transparent;
  border-bottom: 8px solid white;
}
.resource .sub-menu-wrap::before {
  left: 52%;
}
.aboutus .sub-menu-wrap::before {
  left: 49%;
}
.sub-menu-pc .menu-item {
  display: flex;
  margin-bottom: 10px;
  width: calc(50% - 36px);
  margin: 0 18px 12px;
  padding: 12px;
}
.sub-menu-pc .menu-item:hover {
  background: rgb(243, 243, 243);
  border-radius: 4px;
  /* box-shadow: 0 4px 16px 0 rgb(15 35 119 / 12%); */
}
.sub-menu-pc .menu-item:hover .title {
  /* color: #FF8E22; */
}
.sub-menu-pc img {
  display: none;
  width: 24px;
  height: 24px;
  margin-right: 8px;
}
.sub-menu-pc .title {
  font-size: 16px;
  color: black;
  line-height: 24px;
  text-shadow: 0px 0px 20px rgba(226, 232, 237, 0.6);
  margin-bottom: 4px;
  text-align: left;
  font-weight: normal;
}
.sub-menu-pc .sub-title {
  font-size: 12px;
  color: #999999;
  line-height: 18px;
  text-shadow: 0px 0px 20px rgba(226, 232, 237, 0.6);
  text-align: left;
  font-weight: normal;
}
.side-nav a {
  color: white !important;
  font-weight: normal;
}
.side-nav a:hover {
  color: white !important;
}
.side-nav .login a {
  color: #666666 !important;
  margin-right: 52px;
}
.side-nav .login:hover a {
  color: black !important;
}

.event {
  height: 68px;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  background: url("https://stc-op.fenbeitong.com/img_op/img/home/banner_backgroud.jpg");
  background-size: cover;
}
.event-wrapper {
  display: flex;
  align-items: center;
}
.event img {
  max-width: 100%;
}
.event a {
  color: white;
}
.event .event-detail {
  position: absolute;
  left: calc(50%);
  margin-left: 400px;
  color: white;
}
.event .word {
  height: 60px;
}
.event .close {
  position: absolute;
  width: 52px;
  height: 52px;
  padding: 20px;
  top: 50%;
  left: 50%;
  margin-left: 560px;
  transform: translateY(-50%);
  cursor: pointer;
}

@keyframes showmenu {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

.fb-block1 {
  padding-top: 38px;
  height: 391px;
  box-sizing: border-box;
  background-color: #e5eafc;
}
.fb-block7 {
  background: #fafbfc;
  clear: both;
  padding-bottom: 100px;
}
.fb-block7 .wrap {
  background: #fafbfc;
}
.fb-block7 .detail {
  display: flex;
  justify-content: space-around;
}
.fb-block7 .content {
  width: 812px;
  margin: 0 auto;
}
.fb-block7 .detail-item {
  display: flex;
  align-items: center;
}
.fb-block7 .detail-item img {
  width: 30px;
  height: 30px;
  margin-right: 15px;
}
.fb-block7 .contact {
  display: flex;
  padding-top: 24px;
}

.fb-block7 .contact .right {
  display: flex;
  padding-top: 82px;
  padding-left: 16px;
}
.contact .right .down-item {
  width: 170px;
  height: 230px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #ffffff;
  border-radius: 4px;
  border: 1px solid #efe9e9;
  padding-top: 20px;
}
.contact .down-title {
  display: flex;
  color: #666666;
  font-size: 14px;
  line-height: 24px;
}
.contact .down-title img {
  width: 24px;
  height: 24px;
}
.fb-block7 .qrcode-item {
  width: 104px;
  display: flex;
  align-items: center;
  flex-direction: column;
}
.fb-block7 .qrcode {
  width: 94px;
  height: 94px;
  margin: 16px 0;
}
.fb-block7 .fb-btn {
  margin: 30px auto;
}
.contact .iphone {
  margin-right: 20px;
}

.fb-block8 {
  background-color: black;
}
.fb-block8-wrap {
  padding-top: 100px;
  background-color: black;
}
.fb-block8 .product {
  display: flex;
  justify-content: space-between;
}
.product-des {
  display: flex;
  justify-content: space-between;
  min-width: 800px;
}
.fb-block8 .item {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  color: white;
}
.fb-block8 .item a {
  color: #bfbfbf;
}
.fb-block8 .item .widget-title {
  margin-bottom: 20px;
}
.fb-block8 .item a:hover {
  color: #4274F6;
}
.fb-block8 ul li {
  margin-bottom: 5px;
}
.fb-block8 .product-des ul li {
  margin-bottom: 18px;
}
.fb-block8 h4 {
  font-size: 14px;
}
.fb-block8 .logo {
  width: 330px;
}

.fb-block8 .qrcode .title {
  color: #bfbfbf;
  font-size: 14px;
  line-height: 18px;
  margin-bottom: 0;
}
.fb-block8 .qrcode {
  padding-top: 20px;
}

.fb-block8 .arrow {
  width: 0;
  height: 0;
  border-bottom: 10px solid #fff;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  position: absolute;
  left: 50px;
  top: -10px;
}
.fb-block8 .qrcode img {
  width: 120px;
  height: 120px;
  padding: 10px;
}

.fb-block8 .link a {
  color: #414141;
  font-size: 14px;
}
.fb-block8 .link ul {
  display: flex;
}
.fb-block8 .link ul li {
  margin-right: 10px;
}
.fb-contact {
  position: fixed;
  bottom: 50px;
  right: 50px;
  z-index: 999;
  display: flex;
  align-items: flex-end;
}
.fb-contact-wrap {
  position: relative;
}
.fb-contact .content {
  width: 230px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  background-color: white;
  padding-top: 15px;
  align-items: center;
  box-shadow: 0 0 16px -3px rgba(71, 60, 60, 0.08),
    0 3px 28px 0 rgba(0, 0, 0, 0.05), 0 6px 30px 16px rgba(0, 0, 0, 0.02);
}
.fb-contact .content .title {
  font-size: 16px;
  line-height: 24px;
  margin-bottom: 4px;
}
.fb-contact .content .number {
  margin-bottom: 22px;
  font-size: 24px;
  color: #4274F6;
  letter-spacing: 0;
  text-align: center;
  line-height: 28px;
}
.fb-contact .content .mode {
  display: flex;
  /* justify-content: space-around; */
  width: 100%;
  justify-content: center;
  margin-bottom: 10px;
}
.fb-contact .weixin {
  display: none;
}
.fb-contact .title {
  display: none;
}
.fb-contact .number {
  display: none;
}
.fb-contact .qrcode {
  display: none;
}

.fb-contact .help {
  display: block;
  margin-bottom: 6px;
}
.fb-contact .online-mode .weixin {
  display: block;
}
.fb-contact .phone-mode .weixin {
  display: none;
}
.fb-contact .online-mode .title {
  display: none;
}
.fb-contact .phone-mode .title {
  display: block;
}
.fb-contact .online-mode .number {
  display: none;
}
.fb-contact .phone-mode .number {
  display: block;
}
.fb-contact .online-mode .help {
  display: none;
}
.fb-contact .phone-mode .help {
  display: none;
}
.fb-contact .online-mode .qrcode {
  display: block;
}

.fb-contact .content .mode .item {
  display: flex;
  font-size: 14px;
  color: #434343;
  line-height: 22px;
  align-items: center;
  user-select: none;
  cursor: pointer;
}
.fb-contact .content .mode .item img {
  margin-right: 8px;
}
.fb-contact .content .mode .item span {
  width: 74px;
  text-align: left;
}
.fb-contact .r-arrow {
  width: 0;
  height: 0;
  border-width: 10px 0px 10px 10px;
  border-style: solid;
  border-color: transparent white;
  position: absolute;
  left: 230px;
  bottom: 20px;
}
.fb-contact .close-icon {
  cursor: pointer;
  position: absolute;
  left: -7px;
  top: -7px;
}
.fb-contact .robot {
  cursor: pointer;
  width: 82px;
  height: 78px;
  margin-bottom: -10px;
}
footer {
  background-color: black;
}
footer .wrap {
  background-color: black;
}
.copyright {
  color: #d9d9d9;
  font-size: 12px;
  padding-bottom: 76px;
}

.copyright a {
  color: #d9d9d9;
}
.link .copyright a {
  color: #d9d9d9;
}
.copyright a:hover {
  color: #ff8700;
}
.link-qr {
  display: flex;
  justify-content: space-between;
}
.link-qr .link {
  padding: 40px 0;
}

.link-qr .qr .title {
  font-size: 14px;
  font-weight: 500;
  color: #9c9c9c;
  line-height: 20px;
  text-align: center;
  margin-bottom: 7px;
}
.link-qr .qr img {
  width: 132px;
  height: 132px;
}
.mtb {
  margin-bottom: 8px;
}
.mstb {
  margin-bottom: 54px;
}
.margin-auto {
  cursor: pointer;
}
.margin-auto .fb-btn {
  margin: 30px auto;
}

.contectus {
  margin-right: 20px;
  display: flex;
  align-items: center;
}
.contectus img {
  width: 20px;
  margin-right: 10px;
}
.contectus span {
  font-size: 18px;
  color: #4274F6;
  font-weight: bold;
}
@media screen and (min-width: 768px) and (max-width: 1200px) {
  .wrap {
    width: 1200px;
  }
}

@media screen and (min-width: 1200px) {
  .wrap {
    max-width: 1200px;
  }
}

@media screen and (min-width: 1680px) {
  .wrap {
    width: 1420px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .event {
    display: none;
  }
  .wrap {
    max-width: 375px;
    padding: 0 16px;
    margin: 0 auto;
  }
  .fb-btn {
    margin-top: 20px;
    background-color: #4274f6;
    border-radius: 100px;
    color: #fff;
    font-size: 14px;
    display: inline-block;
    padding: 8px 20px;
  }
  .pc {
    display: none;
  }
  .mobile {
    display: block;
  }
  .head {
    /* height: 126px; */
    padding: 30px 0 15px;
  }
  .title {
    font-size: 24px;
    color: #333333;
    letter-spacing: 0;
    text-align: center;
    line-height: 36px;
    margin-bottom: 0;
  }
  .sub-title {
    font-size: 16px;
    color: #999999;
    letter-spacing: 0;
    text-align: center;
    line-height: 24px;
  }
  .mtb {
    margin-bottom: 8px;
  }
  .mstb {
    margin-bottom: 40px;
  }
  .site-header {
    height: 50px;
  }
  .header-wrap {
    padding: 0 16px;
    width: 100%;
    height: 50px;
  }
  .header-wrap .logo {
    width: 50%;
  }
  .sub-menu-wrap {
    margin-top: 0;
    padding-top: 0;
    display: flex;
    flex-direction: column;
  }
  .main-nav {
    display: none;
  }
  .resource.current-item::before {
    left: 0;
    right: 0;
  }
  .aboutus.current-item::before {
    left: 0;
    right: 0;
  }
  .plan-nav.current-item::before {
    left: 0;
    right: 0;
  }
  .open .main-nav {
    display: flex;
    flex-direction: column;
  }
  .fb-block1 {
    padding-top: 20px;
  }
  .mobile-line {
    width: 42px;
    height: 1px;
    border: 2px solid #4274F6;
    margin: 13px auto 16px;
  }
  .fb-block7 {
    padding-bottom: 0px;
  }
  .fb-block7 .content {
    width: 100%;
    margin: 0 auto;
  }
  .fb-block7 .detail {
    flex-wrap: wrap;
    width: 100%;
  }
  .fb-block7 .detail-item {
    width: 45%;
    margin-bottom: 16px;
  }
  .fb-block7 .contact .right {
    display: none;
  }
  .fb-block7 .detail-item img {
    width: 24px;
    height: 24px;
    margin-right: 10px;
  }
  .download-m {
    display: flex;
    justify-content: space-around;
    padding: 0 0 30px;
  }
  .download-m .fb-btn {
    width: 120px;
  }
  .fb-block8 {
    padding: 30px 0;
    display: none;
  }
  .fb-block8 .product {
    display: none;
  }
  .fb-block8 .down-icon.mobile {
    display: flex;
    justify-content: space-between;
  }
  .nav-toggle {
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
  }
  .nav-toggle img {
    width: 24px;
    height: 24px;
  }
  .nav-toggle:hover {
    cursor: pointer;
  }
  .open .main-nav {
    display: flex;
    position: absolute;
    flex-direction: column;
    top: 50px;
    left: 0;
    width: 100%;
    background: white;
  }
  .open .side-nav {
    flex-direction: column;
    background: white;
    width: 100%;
    margin-left: 0;
  }
  .main-nav li {
    border-bottom: 1px solid rgb(218, 218, 218);
    background: rgb(249, 249, 249);
  }
  .main-nav li a {
    text-align: left;
    line-height: 50px;
    padding-left: 30px;
    font-size: 15px;
    display: block;
    width: 100%;
  }
  .nav-item.case {
    margin-right: 0;
  }
  .nav-item.aboutus {
    padding-left: 0;
  }
  .main-nav .nav-item {
    width: 100%;
    text-align: center;
  }
  .main-nav .nav-item .sub-menu {
    position: relative;
    display: none;
    padding: 0;
    border-top: 1px solid rgb(218, 218, 218);
  }
  .main-nav .nav-item:hover .sub-menu {
    display: none;
  }
  .nav-fold {
    padding: 0;
  }
  .main-nav .nav-fold.open {
    flex-direction: column;
  }
  .sub-menu-pc,
  .sub-menu-mobile {
    display: none;
  }
  .main-nav .sub-menu-mobile a {
    padding-left: 60px;
  }
  .nav-fold a {
    border-bottom: 1px solid rgb(218, 218, 218);
  }
  .main-nav .nav-fold.open .sub-menu-mobile {
    display: block;
    width: 100%;
  }
  .nav-item:hover .sub-menu-pc {
    display: none;
  }
  .main-nav .nav-item::after {
    border: none;
  }

  .nav-back {
    position: absolute;
    background-color: black;
    width: 100vw;
    height: 100vh;
    z-index: -1;
  }

  .copyright {
    padding: 20px 5px;
  }
  .beian {
    display: block;
  }
  .topBanner {
    display: none !important;
  }

  .swiper-container {
    height: 500px !important;
  }
  .margin-auto {
  }
  .margin-auto .fb-btn {
    margin: 30px auto;
  }
}
.topBanner {
  width: 100%;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url("/static/img/bannerBg.jpg") no-repeat;
  background-size: cover;
}
.topBanner button {
  width: 93px;
  height: 24px;
  border-radius: 5px;
  border: 2px solid #fff;
  background: rgba(0, 0, 0, 0);
  color: #fff;
  font-size: 12px;
  cursor: pointer;
  line-height: 19px;
}
.topBanner div {
  margin-bottom: 1px;
  margin-left: 50px;
}
#closeSvg {
  cursor: pointer;
}
#bannersToSignUp:hover {
  cursor: pointer;
}
.bannerFont {
  width: 713px;
  height: 33px;
}