* {
    box-sizing: border-box;
}
body,ul,p{
    margin:0; padding:0;
}
ul{
    list-style-type:none;
}
body {
    font-size: 14px;
    font-family: -apple-system,SF UI Text,PingFang SC,Hiragino Sans GB,Microsoft YaHei,WenQuanYi Micro Hei,Helvetica Neue,Helvetica,Arial,sans-serif;
    color: #333;
    background-color: #fbfbfb;
}

a,a:hover {
    text-decoration: none;
}

.pc-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: scroll;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
/* header */
.red-header.home-header {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}
.red-header {
    z-index: 100;
}
.header {
    position: absolute;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 106px;
    font-size: 16px;
    font-family: PingFang SC,Helvetica,Arial,sans-serif;
    font-weight: 500;
}
.header .RED {
    height: 25px;
    margin-left: 91px;
    display: flex;
    align-items: center;
}
.header .RED .logo {
    cursor: pointer;
    margin-top: 26px;
    width: 93px;
    height: 70px;
    position: relative;
}
.header .RED .logo img {
    position: absolute;
    width: 250%;
    height: 90%;
}
.header .navigation-bar {
    list-style-type: none;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    margin: 10px 76px 0 0;
    padding: 0;
    min-width: 1080px;
}

.header .navigation-bar a {
    color: #fff;
    margin-left: 58px;
    padding-bottom: 5px;
}
.header .navigation-bar a.current {
    border-bottom: 2px solid hsla(0, 0%, 100%, 0.5);
}
/* index */
.container {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    position: fixed;
}

.video-bg {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    top: 0;
}

.video-bg:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background: transparent;
}

.video-bg .my-video {
    min-width: 100%;
    min-height: 100%;
}

.content {
    position: relative;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
}
.content .middle {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    position: absolute;
    width: 100%;
    height: 100%;
}
.content .middle .middle-wrapper {
    top: 50%;
    left: 55%;
    transform: translate(-60%,-60%);
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    position: absolute;
}

@media screen and (max-height: 540px){
    .middle-wrapper {zoom: .6;}
}
@media screen and (max-height: 720px){
    .middle-wrapper {zoom: .7;}
}
@media screen and (max-height: 820px){
    .middle-wrapper {zoom: .8;}
}
@media screen and (max-width: 900px){
    .middle-wrapper {zoom: .5;}
}
@media screen and (max-width: 1100px){
    .middle-wrapper {zoom: .6;}
}
@media screen and (max-width: 1400px){
    .middle-wrapper {zoom: .7;}
}
@media screen and (max-width: 1600px){
    .middle-wrapper {zoom: .8;}
}
@media screen and (max-width: 1800px){
    .middle-wrapper {zoom: .9;}
}
.content .middle .middle-wrapper .iphone-wrapper {
    margin-right: 60px;
}

.iphone {
    width: 300px;
    height: 600px;
    position: relative;
}

@media screen and (max-height: 540px){
    .iphone {zoom: .6;}
}
@media screen and (max-height: 720px){
    .iphone {zoom: .7;}
}

@media screen and (max-height: 820px){
    .iphone {zoom: .8;}
}
.iphone .iphone-mp4 {
    position: absolute;
    width: 260px;
    height: 564px;
    margin: 18px 20px;
}
.iphone .iphone-mp4 .my-video {
    width: 260px;
    height: 564px;
}
.iphone .iphone-case {
    position: absolute;
    width: 300px;
    height: 600px;
    background-image: url(/static/img/mob_bg.png);
    background-repeat: no-repeat;
    background-size: contain;
}
.content .middle .middle-wrapper .description {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}
.content .middle .middle-wrapper .description .logo-big {
    width: 192px;
    height: 50px;
    /*background-image: url(/static/img/logo_big.png);*/
    /*background-size: contain;*/
    /*background-repeat: no-repeat;*/
    /*background-position: 0;*/
}
.content .middle .middle-wrapper .description .lifestyle {
    white-space: nowrap;
    color: #e4e4e4;
    font-size: 44px;
    font-weight: 500;
    margin: 13px 0 0;
}
.content .middle .middle-wrapper .description .lifestyle-english {
    white-space: nowrap;
    color: #fff;
    font-size: 14px;
    font-family: Helvetica,Arial,sans-serif;
    font-style: oblique;
    font-weight: 400;
    margin: 20px 0 0;
}
.content .middle .middle-wrapper .description .qrcodes {
    margin-top: 36px;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}
.content .middle .middle-wrapper .description .qrcodes div {
    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;
}
.content .middle .middle-wrapper .description .qrcodes div span {
    display: inline-block;
    width: 24px;
    height: 24px;
    margin-right: 6px;
}
.content .middle .middle-wrapper .description .qrcodes div {
     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;
}

.content .middle .middle-wrapper .description .qrcodes div p{
    display: none;
    position: absolute;
    bottom: -146px;
    left: 0;
    width: 150px;
    height: 180px;
    border-radius: 20px;
    background: #fff;
    z-index: -1;
}

.content .middle .middle-wrapper .description .qrcodes div p img{
    margin: 37px 7px 7px 7px;
}

.content .middle .middle-wrapper .description .qrcodes div span {
    display: inline-block;
    width: 24px;
    height: 24px;
    margin-right: 6px;
}
/* info */
.pc-container {
    position: relative;
}

.oneBanner {
    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;
}

.oneBanner .inner{
    max-width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    content: "";
    width: 100%;
    height: 100%;
}
.oneBanner .title {
    max-width: 100%;
    z-index: 1;
    font-size: 48px;
    line-height: 67px;
    font-weight: 700;
    font-family: PingFang SC,Helvetica,Arial,sans-serif;
    color: #fff;
    position: relative;
    letter-spacing: 5px;
}
.introduction {
    background-color: #fff;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.introduction .description-wrapper {
    display: inline-block;
    vertical-align: top;
    width: 960px;
    color: #777;
    font-weight: 500;
    font-size: 16px;
    line-height: 30px;
    text-align: center;
    margin-bottom: 40px;
}
.introduction .description-wrapper p:first-child {
    margin-top: 0;
}
.introduction .description-wrapper p {
    text-indent: 2em;
    text-align: justify;
    text-align-last: left;
    padding: 0;
    margin: 24px 0 0;
}
/* foot */
.footer.home-footer {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}
.footer.transparent {
    background-color: transparent;
}
.footer {
    position: relative;
    font-family: PingFang SC,Helvetica,Arial,sans-serif;
    padding-top: 50px;
    padding-bottom: 30px;
}

.footer.info {padding-top: 30px;}

.dark-theme .top {
    color: #fff;
}
.top {
    font-size: 14px;
    font-weight: 500;
    text-align: center;
}
.top .navigation-bar-wrapper {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    margin: 0 0 20px;
}
.top .navigation-bar {
    width: 1000px;
    margin: 0;
    padding: 0 60px 0 60px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    list-style-type: none;
    position: relative;
}
.top .navigation-bar a{
    color: #fff;
}
.bottom {
    width: 100%;
    height: 70px;
}
.dark-theme .bottom .info {
    color: #999;
}
.bottom .info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 70px;
    font-size: 12px;
    line-height: 18px;
    font-weight: 400;
}
.bottom .info .line {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    white-space: nowrap;
}

.bottom .info .line em{
    display: inline-block;
    font-style: normal;
    width: 28px;
    text-align: center;
}

.dark-theme .bottom .info .line a, .dark-theme .bottom .info {
    color: #999;
}
.bottom .info .line .wangwen {
    background-image: url(/static/img/wangwen.png);
}
.bottom .info .line .police {
    background-image: url(/static/img/police.png);
}
.bottom .info .line i {
    display: inline-block;
    vertical-align: middle;
    margin-top: -3px;
    margin-right: 2px;
    width: 18px;
    height: 18px;
    background-repeat: no-repeat;
    background-size: contain;
    cursor: pointer;
}