html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font-family: "Microsoft YaHei";
  font: inherit;
  vertical-align: baseline;
  text-decoration: none;
}

html {
  font-size: 62.5%;
}

/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, menu, nav, section {
  display: block;
}

body {
  line-height: 1;
  overflow-x: hidden;
}

ol, ul, li {
  list-style: none;
}

blockquote, q {
  quotes: none;
}

blockquote:before, blockquote:after,
q:before, q:after {
  content: '';
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

img {
  max-width: 100%;
  height: auto;
  width: auto \9; /* ie8 */
  display: block;
  border: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

header {
  max-width: 1920px;
  min-width: 1280px;
  width: 100%;
  background: url("../images/banner.jpg");
  background-size: 100%;
  margin: 0 auto;
  overflow: hidden;
}

.head_top {
  margin: 0 auto;
  background: rgba(0, 0, 0, 0.7);
  width: 100%;
  max-height: 42px;
  position: fixed;
  top: 0px;
  left: 0px;
  z-index: 99;
  overflow: hidden;
}

.logo {
  margin-left: 6.25%;
  width: 16%;
  float: left;
}

.logo img {
  max-height: 42px
}

.nav {
  width: 30%;
  float: right;
  margin-right: 6.25%;
}

.nav ul {
  width: 100%;
}

.nav ul li {
  width: 20%;
  float: left;
  text-align: center;
}

.nav ul li a {
  color: #fff;
  height: 37px;
  line-height: 37px;
  font-size: 1.4rem;
  font-weight: 500;
  display: block;
}

.nav ul li a:hover {
  border-bottom: solid 5px #2fb9c3;
}

.current {
  border-bottom: solid 5px #2fb9c3;
}

.head_ti {
  margin: 10% 0 2% 0;
  font-size: 5rem;
  letter-spacing: 15px;
  width: 100%;
  text-align: center;
  font-weight: 700;
  font-family: "Microsoft YaHei";
}

.head_label {
  width: 100%;
  text-align: center;
  font-size: 2.4rem;
  color: #555;
}

.head_label span {
  margin: 0 10px 0 0;
}

.download {
  max-width: 300px;
  text-align: center;
  margin: 5% auto 18% auto;
  overflow: hidden;
}

.download_left {
  width: 110px;
}

.download_right {
  width: 300px;
}

.download_right a {
  display: block;
  font-size: 1.8rem;
  margin-top: 7px;
}

.download_ios {
  background: #000;
  height: 40px;
  line-height: 40px;
  color: #fff;
}

.download_android {
  background: #000;
  height: 56px;
  line-height: 56px;
  color: #fff;
    border-radius: 28px;
}

.picture_wall {
  max-width: 1920px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: 3% 0;
  background: #f2f2f2;
  font-family: "Microsoft YaHei";
  overflow: hidden;
}

.img_ti {
  text-align: center;
  width: 100%;
  font-size: 3.6rem;
}

.img_ti span {
  border-bottom: solid 3px #2fb9c3;
  padding-bottom: 10px;
}

.img_ul_1 {
  marx-width: 1680px;
  width: 87.5%;
  margin: 5% auto 0 auto;
}

.img_ul_1 li {
  float: left;
  max-width: 240px;
  width: 14.285%;
  position: relative;
}

.img_ul_2 {
  max-width: 1440px;
  width: 75%;
  margin: 3% auto 0 auto;
}

.img_ul_2 li {
  float: left;
  max-width: 240px;
  width: 16.666%;
  position: relative;
}

.img_ul_3 {
  max-width: 1200px;
  width: 62.5%;
  margin: 3% auto 0 auto;
}

.img_ul_3 li {
  float: left;
  max-width: 240px;
  width: 20%;
  position: relative;
}

.picture_wall li {
  transition: all 0.3s;
  overflow: hidden;
}

.picture_wall li div {
  display: none;
  transition: all 0.3s;
  width: 90%;
  height: 90%;
  background: rgba(38, 145, 156, 0.7);
  padding: 5%;
  position: absolute;
  top: 0px;
  left: 0;
  color: #fff;
  font-family: "Microsoft YaHei";
}

.picture_wall li div p {
  line-height: 22px;
  font-weight: 100 !important;
}

.picture_wall .name {
  font-size: 1.4rem;
}

.picture_wall .position {
  font-size: 1.2rem;
  font-width: 100;
}

.picture_wall .position i {
  width: 15px;
  height: 15px;
  margin-left: 10px;
  display: inline-block;
  background: url("../images/v.png") no-repeat;
  background-size: 100%;
}

.picture_wall li:hover div {
  display: block;
}

.picture_wall li:hover {
  transform: scale(1.2);
  z-index: 99;
}

.picture_wall li div p span {
  font-size: 1.2rem;
  background: rgba(255, 255, 255, 0.5);
  padding: 0 1px;
  color: #000;
}

.picture_wall .cont_wenzi {
  line-height: 18px;
}

.iphone1 {
  max-width: 2560px;
  max-height: 730px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  background: url("../images/bg1.png") no-repeat;
  background-size: 100% 100%;
  font-family: "Microsoft YaHei";
  overflow: hidden;
}

.iphone1_left {
  width: 41%;
  margin-right: 9%;
}

.iphone1_ti {
  font-size: 3rem;
  color: #2fb9c3;
  margin-top: 45%;
}

.iphone1_content {
  font-size: 2rem;
  color: #666666;
  margin-top: 5%;
  line-height: 3rem;
}

.iphone1_right {
  width: 40%;
  margin-left: 10%;
  position: relative;
}

.iphone1_img {
  margin-top: 60px;
}

.iphone_cneter {
  max-width: 1000px;
  width: 52%;
  max-height: 730px;
  margin: 0 auto;
  overflow: hidden;
}

.iphone2 {
  max-width: 2560px;
  max-height: 730px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  background: url("../images/bg2.jpg") no-repeat;
  background-size: 100% 100%;
  font-family: "Microsoft YaHei";
  overflow: hidden;
}

.iphone2_left {
  width: 40%;
  margin-right: 10%;
}

.iphone2_ti {
  font-size: 3rem;
  color: #2fb9c3;
  margin-top: 45%;
}

.iphone2_content {
  font-size: 2rem;
  color: #666666;
  margin-top: 5%;
  line-height: 3rem;
}

.iphone2_right {
  width: 40%;
  margin-left: 10%;
  position: relative;
}

.iphone2_img {
  margin-top: 60px;
}

.iphone3 {
  max-width: 2560px;
  max-height: 730px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  background: url("../images/bg3.png") no-repeat;
  background-size: 100% 100%;
  font-family: "Microsoft YaHei";
  overflow: hidden;
}

.iphone3_left {
  width: 40%;
  margin-right: 10%;
}

.iphone3_ti {
  font-size: 3rem;
  color: #2fb9c3;
  margin-top: 45%;
}

.iphone3_content {
  font-size: 2rem;
  color: #666666;
  margin-top: 5%;
  line-height: 3rem;
}

.iphone3_right {
  width: 40%;
  margin-left: 10%;
  position: relative;
}

.iphone3_img {
  margin-top: 60px;
}

.iphone4 {
  max-width: 2560px;
  height: 730px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  background: url("../images/bg4.jpg") no-repeat;
  background-size: 100% 100%;
  font-family: "Microsoft YaHei";
  overflow: hidden;
}

.iphone4_title {
  font-size: 3rem;
  color: #ffffff;
  line-height: 14rem;
  text-align: center;
  letter-spacing: 1rem;
}

.iphone4_content {
  width: 1000px;
  margin: 0 auto;
  /*width: 65%;*/
  /*margin-right: auto;*/
  /*margin-left: auto;*/
  padding-bottom: 50px;
  padding-left: 4%;
  padding-top: 40px;
  background: url("../images/intro_bg.jpg") no-repeat;
  background-position: bottom right;
  background-size: 100% 100%;
  /*height: 60%;*/
  background-color: #ffffff;
}

.iphone4_content h2 {
  font-size: 4rem;
  color: #555555;
  display: inline;
}

.iphone4_content_h2 {
  float: left;
  margin-right: 1rem;
}

.iphone4_content h4 {
  font-size: 1.4rem;
  color: #dfdfdf;
  display: inline;
  font-family: Bell MT Regular;
  letter-spacing: 0.2rem;
}

.iphone4_content h3 {
  font-size: 2.4rem;
  color: #dfdfdf;
}

.iphone4_content_h3_h4 {
  float: left;
  display: inline;
}

.iphone4_content hr {
  border: 1px #e8e8e8 solid;
  margin-top: 3rem;
}

.iphone4_hr {
  margin-left: 1rem;
  height: 10%;
  top: 10%;
  float: left;
  width: 36%;
}

.iphone4 p {
  font-size: 1.4rem;
  line-height: 2.5rem;
}

.iphone4_p {
  text-align: left;
  margin-top: 1%;
}

.iphone4_footer .iphone4_footer_h2 {
  font-size: 2rem;
  color: #dfdfdf;
}

.iphone4_footer .iphone4_footer_h3 {
  font-size: 1.4rem;
  line-height: 2rem;
  color: #000000;
}

.iphone4_footer {
  margin-top: 5%;
}

footer {
  max-width: 2560px;
  min-width: 1280px;
  margin: 0 auto;
  width: 100%;
  background: #000;
  padding: 5% 0;
  overflow: hidden;
}

.footer_content {
  max-width: 1000px;
  margin: 0 auto;
  overflow: hidden;
    text-align: center;
}

.footer_logo {
  width: 180px;
}

.footer_contact_box {
  text-align: center;
}

/*.footer_contact {*/
/*  width: 200px;*/
/*  margin-left: 50px;*/
/*}*/

.footer_contact p {
  color: #fff;
  font-size: 1.4rem;
  line-height: 2.5rem;
}

.footer_contact .p1 {
  font-size: 2.4rem;
  color: #2fb9c3;
    margin-bottom: 1rem;
}

.footer_contact span {
  color: #2fb9c3;
}

.footer_erweima {
  margin: 10px 0;
}

/*.iphone4_content {*/
/*  max-width: 850px;*/
/*}*/

.pics {
  width: 1280px;
  margin: 100px auto;
  display: flex;
  justify-content: space-around;
  background-color: #ffffff;
}

.pics img {
  max-width: 20%;
  box-shadow: 0 10px 10px #f2f2f2;
}

@media (min-width: 1280px) and (max-width: 1366px) {
  .picture_wall .name {
    font-size: 1.6rem;
    margin-bottom: -5px;
  }

  .picture_wall .position {
    font-size: 1.2rem;
  }

  .picture_wall .position i {
    width: 10px;
    height: 10px;
    margin-top: 10px;
  }

  .picture_wall li div p {
    font-size: 1.2rem;
  }

  .picture_wall li div p span {
    font-size: 1.2rem;
  }

  .iphone1_ti, .iphone2_ti, .iphone3_ti {
    font-size: 3.4rem;
  }

  .iphone1_content, .iphone2_content, .iphone3_content {
    font-size: 1.8rem;
    line-height: 2.4rem;
  }

  .iphone_cneter {
    max-height: 580px;
  }

  .iphone1_img, .iphone2_img, .iphone3_img {
    margin-top: 100px
  }
}

@media (min-width: 1367px) and (max-width: 1600px) {
  .picture_wall .name {
    font-size: 1.8rem;
  }

  .picture_wall .position {
    font-size: 1.3rem;
  }

  .picture_wall .position i {
    width: 10px;
    height: 10px;
    margin-top: 10px;
  }

  .picture_wall li div p {
    font-size: 1.3rem;
  }

  .iphone1_ti, .iphone2_ti, .iphone3_ti {
    font-size: 3.4rem;
  }

  .iphone1_content, .iphone2_content, .iphone3_content {
    font-size: 1.8rem;
    line-height: 2.4rem;
  }

  .iphone_cneter {
    max-height: 580px;
  }
}

@media (min-width: 1601px) and (max-width: 1920px) {
  .picture_wall .name {
    font-size: 2.5rem;
    margin-bottom: 7px;
  }

  .picture_wall .position {
    font-size: 1.6rem;
  }

  .picture_wall .position i {
    width: 10px;
    height: 10px;
    margin-top: 10px;
  }

  .picture_wall li div p {
    font-size: 1.6rem;
  }

  .picture_wall li div p span {
    padding: 1px 3px;
  }

  .picture_wall .cont_wenzi {
    line-height: 24px;
  }

  .iphone1_ti, .iphone2_ti, .iphone3_ti {
    font-size: 3.6rem;
  }

  .iphone1_content, .iphone2_content, .iphone3_content {
    font-size: 2.2rem;
    line-height: 3rem;
  }

  .iphone_cneter {
    max-height: 700px;
  }
}

@media (min-width: 1921px) {
  .picture_wall .name {
    font-size: 2.5rem;
    margin-bottom: 7px;
  }

  .picture_wall .position {
    font-size: 1.6rem;
  }

  .picture_wall li div p {
    font-size: 1.6rem;
  }

  .picture_wall li div p span {
    padding: 1px 5px;
  }

  .picture_wall .cont_wenzi {
    line-height: 26px;
  }

  .iphone1_ti, .iphone2_ti, .iphone3_ti {
    font-size: 5rem;
  }

  .iphone1_content, .iphone2_content, .iphone3_content {
    font-size: 2.4rem;
    line-height: 3.4rem;
  }
}