@charset "utf-8";
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
    display: block
}

audio,
canvas,
progress,
video {
    display: inline-block;
    vertical-align: baseline;
}

audio:not([controls]) {
    display: none;
    height: 0;
}

[hidden],
template {
    display: none;
}

a {
    background-color: transparent;
}

a:active,
a:hover {
    outline: 0;
}

abbr[title] {
    border-bottom: 1px dotted;
}

b,
strong {
    font-weight: 700;
}

dfn {
    font-style: italic;
}

h1 {
    font-size: 2em;
    margin: .67em 0;
}

mark {
    background: #ff0;
    color: #000;
}

small {
    font-size: 80%
}

sub,
sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}

sup {
    top: -.5em;
}

sub {
    bottom: -.25em;
}

img {
    border: 0;
}

svg:not(:root) {
    overflow: hidden;
}

figure {
    margin: 1em 40px;
}

hr {
    box-sizing: content-box;
    height: 0;
}

pre {
    overflow: auto;
}

code,
kbd,
pre,
samp {
    font-family: monospace, monospace;
    font-size: 1em;
}

button,
input,
optgroup,
select,
textarea {
    color: inherit;
    font: inherit;
    margin: 0;
}

button {
    overflow: visible;
}

button,
select {
    text-transform: none;
}

button,
html input[type=button],
input[type=reset],
input[type=submit] {
    -webkit-appearance: button;
    cursor: pointer;
}

button[disabled],
html input[disabled] {
    cursor: default;
}

button::-moz-focus-inner,
input::-moz-focus-inner {
    border: 0;
    padding: 0;
}

input {
    line-height: normal;
}

input[type=checkbox],
input[type=radio] {
    box-sizing: border-box;
    padding: 0;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    height: auto;
}

input[type=search] {
    -webkit-appearance: textfield;
    box-sizing: content-box;
}

input[type=search]::-webkit-search-cancel-button,
input[type=search]::-webkit-search-decoration {
    -webkit-appearance: none;
}

fieldset {
    border: 1px solid silver;
    margin: 0 2px;
    padding: .35em .625em .75em;
}

legend {
    border: 0;
    padding: 0;
}

textarea {
    overflow: auto;
}

optgroup {
    font-weight: 700;
}

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

td,
th {
    padding: 0;
}


/*! reset.css */

a,
abbr,
acronym,
address,
applet,
article,
aside,
audio,
b,
big,
blockquote,
canvas,
caption,
center,
cite,
code,
dd,
del,
details,
dfn,
div,
dl,
dt,
em,
embed,
fieldset,
figcaption,
figure,
footer,
form,
h1,
h2,
h3,
h4,
h5,
h6,
header,
hgroup,
i,
iframe,
img,
ins,
kbd,
label,
legend,
li,
mark,
menu,
nav,
object,
ol,
output,
p,
pre,
q,
ruby,
s,
samp,
section,
small,
span,
strike,
strong,
sub,
summary,
sup,
table,
tbody,
td,
tfoot,
th,
thead,
time,
tr,
tt,
u,
ul,
var,
video {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

iframe {
    display: block;
}

ol,
ul {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
    font-weight: 400;
}

input:required {
    border: none;
    box-shadow: none;
}

input:invalid {
    background-color: transparent;
    box-shadow: none;
}

:focus {
    outline: 0;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.ovh {
    overflow: hidden;
}

.table {
    display: table;
}

.table-cell {
    display: table-cell;
}

a {
    color: #555;
    cursor: pointer;
    -webkit-transition: all .15s ease-out;
    transition: all .15s ease-out;
    text-decoration: none;
}

@font-face {
    font-family: 'iconfont';
    src: url('iconfont.eot');
    src: url('iconfont.eot?#iefix') format('embedded-opentype'), url('iconfont.woff') format('woff'), url('iconfont.ttf') format('truetype'), url('iconfont.svg#iconfont') format('svg');
}

.iconfont {
    font-family: "iconfont" !important;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    /*-webkit-text-stroke-width: 0.001rem;*/
    -moz-osx-font-smoothing: grayscale;
}

.hidden {
    overflow-y: hidden;
}

.mac-hidden {
    overflow: hidden;
}

.uppc {
    text-transform: uppercase;
}

.h100 {
    height: 100%;
    position: relative;
}

.flex {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: -ms-flexbox;
    display: flex;
}

.flex-middle {
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -webkit-box-align: center;
    align-items: center;
}

.flex-center {
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    -moz-justify-content: center;
    -webkit-box-pack: center;
    justify-content: center;
}

.fx1 {
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    -moz-flex: 1;
    -ms-flex: 1;
    -o-flex: 1;
    flex: 1;
}

.flex-wrap {
    flex-wrap: wrap;
}

.justify-sb {
    justify-content: space-between;
}

.justify-sa {
    justify-content: space-around;
}

.text-overflow {
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.border-bottom {
    position: relative;
}

.border-bottom:before {
    content: '';
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    pointer-events: none;
}

html {
    height: 100%;
}

body {
    font-family: Arial, "Microsoft Yahei", "微软雅黑", STHeiti, "华文细黑", sans-serif;
    color: #555;
    font-size: 16px;
    background: #fff;
    min-width: 320px;
    margin: 0 auto;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
    padding-top: 90px;
}

.content {
    width: 100%;
    max-width: 1680px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

html::-webkit-scrollbar {
    width: 8px;
    height: 8px;
    background-color: rgb(240, 240, 240);
    border-radius: 0;
}

html::-webkit-scrollbar-thumb {
    background-color: #d91519;
    border-radius: 0;
}

header {
    width: 100%;
    height: 90px;
    background: rgba(255, 255, 255, 1);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9;
    -webkit-transition: all .5s;
    transition: all .5s;
    padding: 0 0 0 1.5%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .2);
}

header>.flex {
    height: 100%;
}

header.scroll {
    height: 70px;
    background: rgba(255, 255, 255, .96);
}

header.scroll nav li>a span {
    line-height: 70px;
}

.logo {
    display: block;
    overflow: hidden;
    font-size: 0;
}

.logo img {
    display: block;
    -webkit-transition: all .5s;
    transition: all .5s;
    height: 58px;
}

.menu {
    width: 20px;
    height: 18px;
    margin: 0 0 0 25px;
    position: relative;
    padding-top: 8px;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    display: none;
}

.menu:before,
.menu:after {
    content: '';
    display: block;
    background: #fff;
    width: 100%;
    height: 2px;
    top: 0;
    left: 0;
    position: absolute;
    pointer-events: none;
}

.menu:after {
    top: auto;
    bottom: 0;
}

.menu span {
    width: 100%;
    height: 2px;
    display: block;
    background: #fff;
    pointer-events: none;
}

.loader,
.loader:after {
    border-radius: 50%;
    width: 10em;
    height: 10em;
}

.loader {
    margin: 60px auto;
    font-size: 10px;
    position: relative;
    text-indent: -9999em;
    border-top: 1.1em solid rgba(255, 255, 255, 0.2);
    border-right: 1.1em solid rgba(255, 255, 255, 0.2);
    border-bottom: 1.1em solid rgba(255, 255, 255, 0.2);
    border-left: 1.1em solid #ffffff;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-animation: load8 1.1s infinite linear;
    animation: load8 1.1s infinite linear;
}

@-webkit-keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

.loading {
    position: fixed;
    z-index: 99999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #f44336;
}

.load-container {
    width: 240px;
    height: 240px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -120px 0 0 -120px;
}

nav {
    -webkit-flex: 1;
    -moz-flex: 1;
    -ms-flex: 1;
    -o-flex: 1;
    -webkit-box-flex: 1;
    flex: 1;
    margin-right: 5px;
}

nav ul {
    float: right;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: flex-end;
    width: 100%;
    max-width: 1024px;
}

nav li {
    position: relative;
}

nav li>a {
    display: block;
    text-align: center;
    -webkit-transition: all .5s;
    transition: all .5s;
    font-size: 16px;
    height: 100%;
    padding: 0 1.5em;
    white-space: nowrap;
    text-align: center;
}

nav li>a span {
    display: inline-block;
    position: relative;
    line-height: 90px;
    position: relative;
    color: #222;
    -webkit-transition: all .5s;
    transition: all .5s;
    font-weight: bold;
}

nav li.on>a span {
    color: #e60012;
}

nav li>a span:before {
    content: '';
    display: block;
    background: #e60012;
    width: 0;
    height: 2px;
    position: absolute;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    -webkit-transition: all .3s;
    transition: all .3s;
}

nav li.on>a span:before {
    width: 110%;
}

.sub-nav {
    position: absolute;
    top: 100%;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    display: none;
}

.sub-nav dl {
    padding: 12px 0 18px;
    overflow: hidden;
    background: rgb(86 86 86 / 80%);
}

.sub-nav dd a {
    color: #fff;
    font-size: 14px;
    line-height: 40px;
    display: block;
    padding: 0 38px;
    min-width: 144px;
    white-space: nowrap;
}

.sub-nav dd {
    padding: 0 5px;
}

.sub-nav dd a:hover {
    background: #d91519;
}

.search {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.search i {
    display: block;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid #acacac;
    height: 32px;
    width: 32px;
    position: relative;
}

.search i:after {
    content: '\e605';
    display: block;
    font-family: 'iconfont';
    font-size: 18px;
    color: #989898;
    line-height: 30px;
    text-align: center;
    font-style: normal;
}

.search i.on:after {
    content: '\e625';
    font-size: 14px;
}

.search form {
    position: absolute;
    top: 100%;
    right: 0;
    background: rgb(86 86 86 / 80%);
    height: 50px;
    width: 200px;
    display: none;
}

.search-words {
    width: 100%;
    height: 50px;
    padding: 0 15px;
    font-size: 14px;
    color: #fff;
    font-family: 'Microsoft Yahei';
    border: none;
    outline: none;
    background: transparent;
}

.search-words::-webkit-input-placeholder {
    color: #fff;
}

.search-words::-moz-placeholder {
    color: #fff;
}

.search-words:-ms-input-placeholder {
    color: #fff;
}

.search-words::placeholder {
    color: #fff;
}

.search-words:-webkit-autofill {
    box-shadow: 0 0 0px 1000px rgb(86 86 86 / 80%) inset !important;
}

.search-btn {
    border: none;
    outline: none;
    background: transparent;
    position: absolute;
    top: 0;
    right: 0;
}

.search-btn:after {
    content: '\e605';
    display: block;
    font-family: 'iconfont';
    font-size: 19px;
    color: #fff;
    text-align: center;
    font-style: normal;
    width: 32px;
    height: 50px;
    line-height: 50px;
    text-align: center;
}

.plat-link {
    display: block;
    background: #d91c21;
    color: #fff;
    font-size: 16px;
    padding: 0 15px 0 40px;
    line-height: 32px;
    position: relative;
    margin-left: 10px;
    white-space: nowrap;
    margin-right: 15px;
}

.plat-link:before {
    content: '\e693';
    display: block;
    position: absolute;
    top: 0;
    left: 13px;
    line-height: 32px;
    font-size: 20px;
    font-family: 'iconfont';
}

.banner1 {
    display: none;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: #fff;
    z-index: 9;
    padding: 0 0.1rem;
    display: none;
    box-shadow: 0 0 6px rgb(0 0 0 / 15%);
}

.header>.flex {
    height: 100%;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.header img {
    height: 27px;
    width: auto;
}

.menu1 {
    width: 30px;
    height: 40px;
    position: relative;
    text-align: center;
    line-height: 40px;
}

.menu1:before {
    content: '\e72a';
    font-family: 'iconfont';
    color: #d91519;
    font-size: 22px;
}

.menu-list {
    position: fixed;
    z-index: 8;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: none;
    padding-top: 75px;
    text-align: center;
    overflow-y: auto;
}

.menu-wrapper {
    margin: 0 30px;
    display: block;
}

.menu-wrapper li>div,
.menu-wrapper li {
    position: relative;
    overflow: hidden;
}

.menu-wrapper .first {
    line-height: 56px;
    padding: 0 0 0 30px;
    justify-content: space-between;
}

.menu-wrapper .first a {
    color: #222;
    display: block;
}

.menu-wrapper .first i {
    display: block;
    position: relative;
    height: 56px;
    line-height: 56px;
    width: 56px;
}

.menu-wrapper .first i:before {
    content: '\e606';
    font-family: 'iconfont';
    color: #888;
    transform: rotate(180deg);
    transition: all .3s;
    font-size: 16px;
    font-style: normal;
    display: block;
}

.menu-wrapper li.show .flex:before,
.menu-wrapper li:before {
    content: '';
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    height: 1px;
    width: 100%;
    background: #ddd;
    -webkit-transform: scaleY(.5);
    -ms-transform: scaleY(.5);
    transform: scaleY(.5);
    z-index: 0;
    pointer-events: none;
}

.menu-wrapper .ch {
    /*width: 6.5em;*/
    font-size: 20px;
}

.menu-wrapper .en {
    font-size: 17px;
    text-transform: uppercase;
    opacity: .6;
    width: 12em;
    display: none;
}

.menu-wrapper .second {
    text-align: left;
}

.menu-wrapper .second a {
    display: block;
    color: #555;
    font-size: 14px;
    padding-left: 55px;
    line-height: 32px;
    position: relative;
}


/*.menu-wrapper li>div:nth-of-type(2) {
margin-top: 10px;
}*/


/*.menu-wrapper li>*:last-of-type {
margin-bottom: 10px;
}
.menu-wrapper li>div:not(.first) {
display: none;
}*/

.menu-wrapper li.on>div:not(.first) {
    display: block;
}

.menu-wrapper li.on .first a {
    background: #d91519;
    color: #fff;
}

.menu-wrapper li.on .first a:before {
    background: transparent;
}

.menu-wrapper .second.has a:before {
    content: '\e66b';
    font-family: 'iconfont';
    display: block;
    position: absolute;
    top: 0;
    left: 31px;
    color: #fff;
    font-size: 16px;
    line-height: 32px;
    -webkit-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    transform: rotate(180deg);
    -webkit-transition: all .2s;
    transition: all .2s;
}

.menu-wrapper .second.has.show a:before {
    -webkit-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.menu-wrapper li.noline:before {
    display: none;
}

.android .menu-wrapper .second.has a:before {
    line-height: 30px;
}

.menu-wrapper .third * {
    height: 0;
    overflow: hidden;
}

.menu-wrapper .third.show * {
    height: auto;
}

.menu-wrapper .third a {
    padding-left: 55px;
    color: #fff;
    font-size: 11px;
    text-align: left;
    display: block;
    line-height: 26px;
}

.menu-wrapper .second,
.menu-wrapper .third {
    height: 0;
    overflow: hidden;
}

.menu-wrapper li.has.show .second,
.menu-wrapper li.has.show .third {
    height: auto;
}

.menu-wrapper li.has.show .second.show+.third {
    padding-bottom: 4px;
}

.menu-wrapper li.has.show>div:nth-of-type(2) {
    margin-top: 10px;
}

.menu-wrapper li.has.show {
    padding-bottom: 10px;
}

.menu-wrapper li.has.show .first i {
    transform: rotate(180deg);
}

body.open .header {}

body.open .menu-list {
    display: block;
}

body.open .menu1:before {
    content: '\e625';
}

body.open {
    overflow-y: hidden;
}

.top {
    width: 40px;
    height: 40px;
    text-align: center;
    overflow: hidden;
    background: #d91519;
    position: fixed;
    right: 46px;
    bottom: 28px;
    z-index: 98;
    font-size: 0;
    display: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    border-radius: 3px;
}

.top:before {
    content: '\e606';
    display: block;
    width: 100%;
    font-family: 'iconfont';
    color: #fff;
    font-size: 20px;
    line-height: 39px;
}

.footer-contact {
    font-size: 14px;
    line-height: 24px;
    margin-top: 45px;
}

.footer-contact i {
    margin-right: 3px;
    vertical-align: middle;
    font-size: 15px;
}

.footer-contact .span {
    margin-left: 25px;
}

footer {
    padding: 45px 0 60px;
    background: #e1e1e1;
    color: #6b6b6b;
    border-top: 2px solid #d91519;
}

footer a {
    color: #6b6b6b;
}

.footer-share {
    margin-top: 40px;
    font-size: 0;
    padding-left: 3px;
}

.footer-share a {
    display: inline-block;
    width: 30px;
    height: 30px;
    font-size: 21px;
    color: #000;
    background: #5b656e;
    text-align: center;
    line-height: 30px;
    border-radius: 100%;
    margin-right: 8px;
}

.footer-share a:hover {
    opacity: .9;
}

.footer-txt {
    font-size: 14px;
    line-height: 24px;
    margin-top: 30px;
}

.footer-txt span {
    padding: 0 5px;
}

.footer-right {
    padding-top: 10px;
}

.footer-right a {
    display: inline-block;
    line-height: 24px;
}

.footer-right dt {
    margin-bottom: 14px;
}

.footer-right dt a {
    color: #565656;
    font-size: 16px;
    font-weight: bold;
}

.footer-right dd {
    padding: 3px 0;
}

.footer-right dd a {
    font-size: 14px;
}

.footer-right .flex {
    justify-content: space-between;
}

footer a:hover {
    color: #000;
}

.footer-br {
    display: none;
}

.video {
    width: 840px;
    height: 390px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.cover {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .8);
    z-index: 98;
    display: none;
}

.video-detail {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 1024px;
    height: 576px;
    margin: -288px 0 0 -512px;
    z-index: 99;
    display: none;
}

.video-detail video {
    width: 100%;
    height: 100%;
}

.close-video {
    position: absolute;
    top: 0;
    right: 0;
    width: 40px;
    height: 40px;
    font-size: 20px;
    color: #fff;
    cursor: pointer;
    z-index: 100;
    text-align: center;
    line-height: 40px;
}

.close-video:hover {
    background-color: #d7020b;
}

.fadeInUp50 {
    -webkit-animation-name: fadeInUp50;
    animation-name: fadeInUp50;
}

@keyframes fadeInUp50 {
    from {
        opacity: 0;
        -webkit-transform: translate3d(0, 50px, 0);
        transform: translate3d(0, 50px, 0);
    }
    to {
        opacity: 1;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }
}

.fadeInRight50 {
    -webkit-animation-name: fadeInRight50;
    animation-name: fadeInRight50;
}

@keyframes fadeInRight50 {
    from {
        opacity: 0;
        -webkit-transform: translate3d(50px, 0, 0);
        transform: translate3d(50px, 0, 0);
    }
    to {
        opacity: 1;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }
}

.footer-code {
    margin: 0 4%;
    padding-top: 10px;
}

.footer-code .tit {
    font-size: 16px;
    font-weight: bold;
    color: #565656;
}

.footer-code img {
    display: block;
    width: 150px;
    height: 150px;
    margin-top: 14px;
}

.add-wrapper {
    position: fixed;
    right: 0;
    bottom: 0;
    z-index: 9;
}

.add-wrapper img {
    display: block;
}

.add-wrapper i {
    cursor: pointer;
    display: block;
    position: absolute;
    right: 0;
    top: -30px;
    color: #fff;
    background: rgba(0, 0, 0, .5);
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    font-size: 20px;
}

.footer-logo img {
    height: 43px;
}

@media screen and (max-width: 1720px) {
    .content {
        padding-left: 20px;
        padding-right: 20px;
    }
}

@media screen and (max-width: 1600px) {
    nav li>a {
        font-size: 15px;
        padding: 0 1.2em;
    }
    .logo img {
        height: 50px;
    }
}

@media screen and (max-width: 1400px) {
    nav li>a {
        padding: 0 1em;
    }
    .logo img {
        height: 46px;
    }
}

@media screen and (max-width: 1320px) {
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }
}

@media screen and (max-width: 1230px) {
    body {
        min-height: 100%;
    }
    header {
        display: none;
    }
    .header {
        display: block;
    }
    .footer-right,
    .footer-share {
        display: none;
    }
    .footer-left {
        margin-right: 0;
    }
    body {
        padding-top: 50px;
    }
    .logo img {
        height: 28px;
    }
}

@media screen and (max-width: 768px) {
    body {
        height: 100%;
    }
    .menu-wrapper .flex {
        padding: 0 20px;
        line-height: 44px;
    }
    .top {
        right: 10px;
        bottom: 10px;
    }
    footer {
        padding: 25px 0 30px;
        border-top-width: 1px;
    }
    .footer-logo img {
        height: 40px;
    }
    .footer-contact {
        margin-top: 0;
        font-size: 12px;
        line-height: 1.6;
    }
    .footer-share {
        margin-top: 20px;
    }
    .footer-txt {
        margin-top: 15px;
        font-size: 12px;
        line-height: 1.6;
    }
    .footer-br {
        display: block;
    }
    .footer-contact .span {
        display: block;
        margin-left: 0;
    }
    .video-detail {
        width: 100%;
        height: 56.25vw;
        left: 0;
        top: 50%;
        margin: 0;
        transform: translateY(-50%);
    }
    .footer-logo {
        display: none;
    }
    .footer-code {
        margin: 0 0 0 20px;
        padding-top: 0;
    }
    footer .content.flex {
        justify-content: space-between;
    }
    .footer-code img {
        width: 100px;
        height: 100px;
        margin-top: 8px;
    }
    .footer-code .tit {
        font-size: 12px;
    }
}