/**
* Eric Meyer's Reset CSS v2.0 (http://meyerweb.com/eric/tools/css/reset/)
* http://cssreset.com
*/
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,
menu, nav, output, ruby, section, summary,
time, mark, audio, video, input {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font-weight: normal;
  vertical-align: baseline;
  box-sizing: border-box;
}

/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, menu, nav, section {
  display: block;
}
body {
  line-height: 1;
  font-size: 14px;
}
blockquote, q {
  quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
/* custom */
a {
  color: #7e8c8d;
  text-decoration: none;
  -webkit-backface-visibility: hidden;
}
li {
  list-style: none;
}

::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

::-webkit-scrollbar-track-piece {
  background-color: rgba(0, 0, 0, 0.2);
  -webkit-border-radius: 6px;
}

::-webkit-scrollbar-thumb:vertical {
  height: 5px;
  background-color: rgba(125, 125, 125, 0.7);
  -webkit-border-radius: 6px;
}

::-webkit-scrollbar-thumb:horizontal {
  width: 5px;
  background-color: rgba(17, 4, 4, 0.7);
  -webkit-border-radius: 6px;
}
a,button {
	cursor: pointer;
}
video {
  object-fit: contain;
}

/* style - basic */
.clear {
  clear: both;
}
.clear::after {
  content: '';
  clear: both;
  display: block;
}
.float-left {
  float: left;
}
.float-right {
  float: right;
}
.cover {
  object-fit: cover;
}
.text-left {
  text-align: left !important;
}
.text-center {
  text-align: center !important;
}
.text-right {
  text-align: right !important;
}
.w960 {
  width: 960px;
  margin: 0 auto;
}

/* - header - */
.header {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 11;
  width: 100%;
  height: 106px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 76px;
}
.logo {
  cursor: pointer;
  margin-top: 1px;
  width: 72px;
  height: 25px;
  position: relative;
}
.logo-wrapper {
  width: 100%;
  height: 25px;
  display: block;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  background-image: url(../img/logo-red.png);
}
.nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  font-size: 16px;
}
.nav > li {
  margin-left: 58px;
  position: relative;
}
.nav > li > a {
  color: #555;
  font-weight: bold;
}
.nav > li::after {
  position: absolute;
  left: 0;
  bottom: -10px;
  content: "";
  width: 100%;
  height: 2px;
  background-color: #ff2442;
  transform: translateX(-100%);
  border-radius: 2px;
  opacity: 0;
}
.nav > li.active > a {
  color: #ff2442;
}
.nav > li.active::after {
  transform: translateX(0);
  opacity: 1;
}
.drop-wrapper {
  position: absolute;
  left: 50%;
  top: 100%;
  transform: translateX(-50%);
  padding-top: 36px;
  text-align: center;
  z-index: 1001;
  display: none;
}
.drop-li {
  background-color: #fff;
  text-align: center;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid #eee;
}
.drop-li li a {
  margin-right: -1px;
  display: block;
  white-space: nowrap;
  color: #999;
  font-weight: 300;
  text-decoration: none;
  font-size: 16px;
  line-height: 16px;
  padding: 15px 30px;
  cursor: pointer;
}
.drop-li li:hover a {
  background-color: #f5f5f5;
}
.nav > li:hover .drop-wrapper {
  display: block;
}
.home.header .nav > li > a {
  color: #fff;
}
.home.header .nav > li.active > a {
  color: #fff;
}
.home.header .nav > li.active::after {
  background-color: hsla(0,0%,100%,.5);
}
.home.header .logo-wrapper {
  background-image: url(../img/logo.png);
}

/* - main - */
.video-bg {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  top: 0;
  z-index: 0;
  overflow: hidden;
}
.video-bg::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: transparent;
  z-index: 999;
}
.my-video {
  min-width: 100%;
  min-height: 100%;
}
.home-wrapper {
  top: 50%;
  left: 50%;
  transform: translate(-60%,-60%);
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  position: absolute;
  z-index: 10;
}
.phone-wrapper {
  margin-right: 60px;
  width: 300px;
  height: 600px;
  position: relative;
}
.phone-bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  background: url(../img/phone-bg.png) no-repeat center;
  background-size: contain;
}
.phone-video {
  width: 100%;
  height: 100%;
  padding: 18px 20px;
}
.phone-video video {
  width: 100%;
  height: 100%;
}
.description {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.description .logo-big {
  display: block;
  width: 143px;
  height: 50px;
}
.description h2 {
  white-space: nowrap;
  color: #fff;
  font-size: 48px;
  font-weight: 500;
  margin: 13px 0 0;
  line-height: 68px;
}
.description h5 {
  white-space: nowrap;
  color: #fff;
  font-size: 14px;
  font-family: Helvetica,Arial,sans-serif;
  font-style: oblique;
  font-weight: 400;
  margin: 20px 0 0;
}
.download-wrapper {
  margin-top: 36px;
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}
.ios-download,
.android-download {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  width: 150px;
  height: 40px;
  border-radius: 20px;
  background-color: #fff;
  margin-right: 15px;
  cursor: pointer;
  position: relative;
  color: #333;
  overflow: hidden;
}
.qrcode-chat {
  position: absolute;
  top: 35px;
  left: 0;
  width: 100%;
  height: 142px;
  border-radius: 0 0 20px 20px;
  background-color: #fff;
  padding: 6px;
  opacity: 0;
}
.qrcode-chat img {
  width: 100%;
  height: 100%;
}
.ios-download:hover,
.android-download:hover{
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  overflow: inherit;
}
.ios-download:hover .qrcode-chat,
.android-download:hover .qrcode-chat{
  opacity: 1;
}
.download-ico {
  width: 24px;
  height: 24px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 3px;
  opacity: .8;
}
.download-ios {
  background: url(../img/ico-ios.png) no-repeat center;
  background-size: contain;
}
.download-android {
  background: url(../img/ico-android.png) no-repeat center;
  background-size: contain;
}

/* - footer - */
.footer {
  text-align: center;
  padding: 50px 5px 30px;
  background-color: #fbfbfb;
  position: relative;
  z-index: 10;
}
.home.footer {
  position: absolute;
  transform: translate(-50%);
  bottom: 0;
  left: 50%;
  width: 100%;
  padding: 0 5px 30px;
  background: transparent;
}
.navigation-footer-bar {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  position: relative;
  padding: 0 120px 12px;
}
.navigation-footer-bar li {
  width: 116px;
}
.navigation-footer-bar li a {
  color: #333;
  line-height: 22px;
  display: block;
  font-size: 14px;
  font-weight: bold;
}
.navigation-footer-bar li a:hover {
  color: #fe2543;
}
.home.footer .navigation-footer-bar li a {
  color: #fff;
}
.home.footer .navigation-footer-bar li a:hover {
  color: #fff;
}
.footer p,
.footer a {
  color: #999;
  line-height: 1.5em;
  font-size: 12px;
}
.fot-ico {
  width: 18px;
  height: 18px;
  vertical-align: middle;
  margin: 0 3px 2px;
}


/* - explore - */
.explore-container {
  margin-top: 106px;
  padding-bottom: 50px;
  border-top: 1px solid #eee;
  background-color: #fff;
  position: relative;
}
.note-wrapper {
  padding-top: 30px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
}
.note-list {
  width: 220px;
  display: flex;
  flex-direction: column;
  margin: 0 10px;
}
.note-list li {
  width: 100%;
  margin: 0 0 20px;
  background-color: #fff;
  box-shadow: 0 1px 2px 0 rgba(0,0,0,.1);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  position: relative;
}
.note-img {
  width: 100%;
  height: auto;
  max-height: 500px;
  position: relative;
}
.note-img img {
  width: 100%;
}
.note-img .icon-video {
  width: 25px;
  height: 25px;
  display: block;
  background-size: contain;
  background-repeat: no-repeat;
  position: absolute;
  top: 10px;
  right: 8px;
  background: url(../img/icon-video.png) no-repeat center;
  background-size: contain;
}
.note-info {
  padding: 0;
  margin: 10px 15px;
  color: #000;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
}
.note-like {
  padding: 0 15px 10px;
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}
.like-head {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}
.like-head img {
  width: 100%;
  height: 100%;
}
.like-name {
  width: 87px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  margin-left: 10px;
  color: #555;
  font-size: 12px;
}
.note-flex {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}
.like-heart {
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
  align-items: center;
}
.like-heart .icon-heart {
  width: 18px;
  height: 18px;
  background-image: url(../img/icon-heart.png);
  background-repeat: no-repeat;
  background-size: contain;
}
.like-heart span {
  margin-left: 8px;
  color: #555;
  font-size: 12px;
}
.note-list li:hover a::after {
  width: 100%;
  height: 100%;
  background-color: rgba(0,2,4,.2);
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 8px;
  content: "";
}
.look-more {
  text-align: center;
}
.look-more a {
  color: #ff2741;
  font-size: 16px;
  line-height: 40px;
  font-weight: 600;
  padding: 0 30px;
}
/* - about - */
.about-wrapper {
  position: relative;
}
.inbanner {
  width: 100%;
  height: 500px;
  position: relative;
  margin: 0 auto;
  background-size: cover;
  background-position: 50%;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.inbanner::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: .5;
}
.inbanner h2 {
  color: #fff;
  font-weight: bold;
  font-size: 48px;
  line-height: 68px;
  position: relative;
  z-index: 3;
}
.inbanner h3 {
  max-width: 100%;
  z-index: 1;
  font-size: 24px;
  line-height: 33px;
  font-weight: 400;
  color: #fff;
}
.inbanner .line {
  max-width: 100%;
  border-radius: 1px;
  margin: 16px 0 25px;
  display: inline-block;
  width: 204px;
  height: 1px;
  background-color: #fff;
}
.aus-info {
  position: relative;
  text-align: center;
  background-color: #fff;
  padding-top: 96px;
  padding-bottom: 75px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.us-title {
  margin-bottom: 50px;
  font-size: 36px;
  line-height: 50px;
  font-weight: 700;
  color: #000;
  text-align: center;
}
.aus-info .descri-ping {
  display: inline-block;
  vertical-align: top;
  width: 960px;
  color: #555;
  font-weight: 400;
  font-size: 16px;
  line-height: 24px;
  text-align: center;
  margin-bottom: 50px;
}
.card-wrapper {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.card-wrapper li {
  width: 240px;
  height: 350px;
  position: relative;
  overflow: hidden;
}
.card-img {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  transition: .6s;
  opacity: .6;
}
.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-size {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.card-size span {
  margin-bottom: 20px;
  color: #000;
  font-size: 16px;
  line-height: 24px;
}
.card-size h5 {
  color: #333;
  font-size: 24px;
  line-height: 30px;
}
.card-info {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 8;
  opacity: 0;
  transition: opacity .6s ease 0s;
}
.card-mask {
  transition: transform .8s ease 0s;
  transform: scale(1.3);
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: #ff2442;
  color: #fff;
  box-sizing: border-box;
  padding: 0 18px;
}
.card-mask span {
  font-size: 16px;
  line-height: 24px;
}
.card-mask h5 {
  margin-top: 16px;
  font-size: 24px;
  line-height: 30px;
}
.card-mask p {
  width: 200px;
  font-size: 14px;
  line-height: 25px;
  text-align: left;
}
.card-mask .line {
  margin-top: 20px;
  margin-bottom: 20px;
  display: inline-block;
  width: 49px;
  height: 1px;
  border-radius: 1px;
  background-color: #fff;
  opacity: .5;
}
.card-wrapper li:hover .card-info {
  opacity: 1;
}
.card-wrapper li:hover .card-mask {
  transform: scale(1);
}
.card-wrapper li:hover .card-img {
  opacity: 0;
}
.detail-wrapper {
  display: flex;
  flex-direction: row;
  justify-content: center;
  text-align: center;
  margin: 54px auto 92px;
}
.detail-item {
  position: relative;
  width: calc(100% / 3);
  height: 124px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.detail-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 1px;
  height: 100px;
  margin-top: -50px;
  background-color: #ccc;
}
.detail-item:last-child::after {
  display: none;
}
.detail-item .detail-img {
  width: 100%;
  height: 42px;
  margin: 0 auto;
  text-align: center;
}
.detail-item .detail-img img {
  width: 36px;
  height: auto;
  margin: auto;
}
.detail-item h4 {
  font-size: 20px;
  line-height: 24px;
  color: #333;
  font-weight: 700;
}
.detail-item p {
  font-size: 16px;
  line-height: 16px;
  color: #666;
}
.science {
  background-color: #fbfbfb;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 100px;
}
.swint-list {
  margin-bottom: 50px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.swint-list li {
  width: 216px;
  height: 76px;
  text-align: center;
  border: 1px solid #e6e6e6;
  border-right: none;
  line-height: 76px;
  color: #666;
  font-size: 16px;
  background-color: #fff;
  cursor: pointer;
}
.swint-list li a {
  display: block;
}
.swint-list li:last-child {
  border-right: 1px solid #e6e6e6;
}
.swint-list li.active a {
  color: #ff2441;
  background-color: #e6e6e6;
}
.swinb-img > li {
  display: none;
}
.swinb-img > li.active {
  display: block;
}
.s-hin-img {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
}
.s-hin-item {
  width: calc(100% / 3);
  height: 298px;
}
.s-hin-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.mailbox {
  background-color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 100px;
}
.mail-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
}
.mail-list li {
  width: 240px;
  height: 50px;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
}
.mail-list li h3 {
  font-size: 16px;
  line-height: 20px;
  color: #000;
  font-weight: 700;
}
.mail-list li span {
  font-size: 14px;
  line-height: 20px;
  color: #555;
}
.address {
  background-color: #fbfbfb;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.address-wrapper {
  width: 1440px;
  position: relative;
  padding-top: 100px;
  padding-bottom: 100px;
  height: 500px;
}
.address-map {
  position: absolute;
  right: 0;
  top: 0;
  padding: 0;
  margin: 0;
  width: 780px;
  height: 500px;
  background-image: url(../img/map.png);
  background-size: contain;
  background-repeat: no-repeat;
}
.office-address {
  position: relative;
}
.office-address h3 {
  font-size: 36px;
  font-weight: 700;
  color: #000;
  display: inline-block;
  line-height: 39px;
  margin-bottom: 53px;
}
.address-list li {
  margin-bottom: 30px;
  text-align: left;
  font-size: 16px;
  line-height: 20px;
  color: #555;
}
.address-list li h5 {
  display: block;
  color: #000;
  font-weight: 500;
  margin-bottom: 10px;
}
.address-map img {
  width: 30px;
  height: 30px;
  position: absolute;
  cursor: pointer;
}
.address-map .shanghai {
  top: 250px;
  right: 355px;
}
.address-map .beijing {
  top: 100px;
  right: 421px;
}
.address-map .wuhan {
  top: 250px;
  right: 476px;
}
.history {
  padding: 100px 0;
  background-color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.event-wrapper {
  width: 1000px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}
.selector-wrapper {
  width: 100%;
  display: flex;
  margin-bottom: 50px;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  color: #666;
  font-size: 16px;
  line-height: 76px;
  text-align: center;
  cursor: pointer;
}
.arrow-btn {
  width: 70px;
  height: 76px;
  border: 1px solid #e6e6e6;
  color: #000;
  display: inline-block;
  vertical-align: middle;
}
.selector-box {
  width: calc(100% - 140px);
  height: 76px;
  overflow: hidden;
  position: relative;
}
.sel-list {
  white-space: nowrap;
  width: auto;
  overflow: hidden;
  text-align: right;
  font-size: 0;
  position: absolute;
  right: 0;
  top: 0;
}
.sel-list li {
  display: inline-block;
  vertical-align: top;
  text-align: center;
  width: 215px;
  height: 76px;
  border: 1px solid #e6e6e6;
  border-right: none;
  font-size: 16px;
}
.sel-list li a {
  display: block;
}
.sel-list li.active a {
  color: #333;
  background-color: #f4f4f4;
}
.arrow-left {
  background: url(../img/arrow-left.png) no-repeat center;
  background-size: 30px;
}
.arrow-right {
  background: url(../img/arrow-right.png) no-repeat center;
  background-size: 30px;
}
.history-box {
  position: relative;
}
.history-box > li {
  display: none;
}
.history-box > li.active {
  display: block;
}
.flow-wrapper {
  width: 864px;
  padding-left: 100px;
  padding-right: 50px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}
.flow-wrapper h2 {
  font-size: 20px;
  line-height: 28px;
  color: #ff2741;
  font-weight: 400;
  margin: 0 0 30px 70px;
}
.flow-list {
  display: flex;
  width: 600px;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}
.flow-list li {
  color: #555;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  margin-bottom: 4px;
}
.flow-list li .month {
  display: inline-block;
  text-align: right;
  width: 100px;
  margin-right: 18px;
  font-size: 16px;
  line-height: 24px;
  font-weight: 500;
  color: #000;
}
.flow-list li p {
  display: inline-block;
  margin-left: 30px;
  width: 628px;
  white-space: pre-wrap;
  overflow: hidden;
  font-size: 14px;
  line-height: 24px;
  font-weight: 400;
  color: #333;
}
.progress {
  display: inline-block;
}
.progress .dot {
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: #ccc;
  margin: 10px auto 0;
}
.progress .line {
  display: block;
  width: 1px;
  height: 45px;
  background-color: #eee;
  margin: 10px auto 0;
  position: relative;
}
.flow-list li:last-child .progress .line {
  display: none;
}
.progress .line::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0;
  background-color: #ff2741;
}
.flow-list li.active .progress .line::after {
  height: 100%;
  transition: 2.5s;
}
.flow-list li.active .progress .dot {
  background-color: #ff2741;
}
.flow-list li.active p {
  color: #ff2741;
}
.share-wrapper {
  padding-top: 100px;
  padding-bottom: 100px;
  text-align: center;
  background-color: #fbfbfb;
}
.arc-group {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.arc-item {
  width: 180px;
  height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  margin: 0 5px;
}
.arc-item img {
  margin-top: 31px;
  width: 90px;
  height: 90px;
}
.arc-item h5 {
  margin-top: 20px;
  color: #555;
  font-size: 16px;
  line-height: 18px;
  font-weight: 400;
}
.fixed-chat {
  position: fixed;
  right: 10px;
  bottom: 80px;
  width: 30px;
  height: 30px;
  z-index: 2;
}
.fixed-chat .icon-chat {
  background: url(../img/icon-wechat.png) no-repeat center;
  background-size: contain;
  width: 100%;
  height: 100%;
  display: block;
}
.fixed-chat .fx-none {
  display: none;
  background: #fff;
  right: 50px;
  bottom: 10px;
  width: 100px;
  height: 120px;
  position: fixed;
  box-shadow: 0 2px 4px #eee;
  border-radius: 5px;
}
.fixed-chat .fx-none img {
  width: 86px;
  height: 86px;
  margin: 7px 7px 1px;
}
.fixed-chat .fx-none span {
  font-size: 13px;
  color: #555;
  display: block;
  margin: 0;
  text-align: center;
}
.fixed-chat:hover .fx-none {
  display: block;
}

/* width */
@media screen and (max-width: 1440px) {
  .address-map {
    width: 624px;
    height: 400px;
  }
  .address-map .shanghai {
    top: 194px;
    right: 284px;
  }
  .address-map .beijing {
    top: 74px;
    right: 336.8px;
  }
  .address-map .wuhan {
    top: 200px;
    right: 380.8px;
  }
  .address-wrapper {
    padding-top: 49px;
    padding-bottom: 49px;
    width: 100%;
    height: 400px;
  }
}
@media screen and (max-width: 1250px) {
  .header {
    zoom: .9;
  }
  .footer {
    zoom: .8;
  }
  .explore-container {
    margin-top: 96px;
  }
}
@media screen and (max-width: 1024px) {
  .header {
    zoom: .8;
  }
  .explore-container {
    margin-top: 85px;
  }
}

/* height */
@media screen and (min-height: 900px) {
  .phone-wrapper {
    zoom: 1;
  }
}
@media screen and (max-height: 900px) and (min-height: 820px) {
  .phone-wrapper {
    zoom: .9;
  }
}
@media screen and (max-height: 820px) {
  .phone-wrapper {
    zoom: .8;
  }
}
@media screen and (max-height: 720px) {
  .home-wrapper {
    zoom: .7;
  }
  .phone-wrapper {
    zoom: .7;
  }
}