* {
    box-sizing: border-box;
    outline: none;
}

::selection {
    background-color: #4169E1;
    color: white;
}

::-moz-selection {
    background-color: #4169E1;
    color: white;
}

::-webkit-selection {
    background-color: #4169E1;
    color: white;
}

html {
    width: 100%;
    overflow-x: hidden;
}

body {
    margin: 0;
    font-size: 16px;
    color: #333;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

a {
    cursor: pointer;
    color: inherit;
    text-decoration: none;
}

a:hover {
    color: #4169E1;
}

a.muted,
a.muted:hover {
    color: unset;
    cursor: unset;
}

html,
input,
button,
option,
textarea,
select {
    font-family: Noto Sans CJK SC, Arial, AlibabaPuHuiTiR, Source Han Sans SC, Source Han Sans CN, sans-serif;
    font-size: inherit;
}

input,
select,
textarea,
button {
    outline: none;
}

h1,
h2,
h3 {
    font-weight: normal;
}

h1 {
    font-size: 2.25em;
}

h2 {
    font-size: 2em;
}

article {
    line-height: 1.5em;
}

.btn-round {
    line-height: 1.5em;
    padding: .7em 1.33em .8em;
    text-align: center;
    border-radius: 1.5em;
    border: 1px solid transparent;
    width: 11.25em;
    min-width: 11.25em;
    cursor: pointer;
}

.btn-stroke {
    border: 1px solid #808080;
    position: relative;
    transition: background-color .2s, border-color .2s;
    cursor: pointer;
}

.btn-stroke::before {
    content: "";
    width: 1.5em;
    height: 1.5em;
    border-top-left-radius: 1.5em;
    border-left: 1px solid #4169E1;
    border-top: 1px solid #4169E1;
    position: absolute;
    left: -1px;
    top: -1px;
    transition: 0s;
}

.btn-stroke-white {
    transition-delay: 0s;
    border: 1px solid rgba(255, 255, 255, .5);
    transition: background-color .2s, border-color .2s;
}

.btn-stroke-white::before {
    border-left: 1px solid white;
    border-top: 1px solid white;
}

.btn-stroke:hover {
    color: white;
    background-color: #4169E1;
    border-color: #4169E1;
    transition: background-color .2s .1s, border-color .2s .1s, color .2s .1s;
}

.btn-stroke:hover::before {
    width: 75%;
    transition: .2s;
}

.btn-circle {
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-circle.btn-stroke::before {
    width: calc( 50% + 1px);
    height: calc( 50% + 1px);
    border-top-left-radius: 100%;
}

.btn-solid {
    background-color: #4169E1;
    color: white;
    cursor: pointer;
}

.btn-solid:hover {
    opacity: .8;
    color: white;
}

.btn-stroke-white:hover {
    background-color: white;
    border-color: white;
}

.btn-stroke-white:hover img {
    filter: contrast(0) sepia(1) brightness(1.2) saturate(1) hue-rotate(-30deg);
}

.btn-disabled {
    filter: saturate(0) contrast(.5);
    cursor: not-allowed;
}

.btn-disabled:hover {
    background: unset;
    color: unset;
}

#page-ctn>section {
    width: 100vw;
    overflow: hidden;
}

.wrapper {
    width: 100%;
    max-width: 1440px;
    padding-left: 1em;
    padding-right: 1em;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

.zwrapper {
    width: 100%;
    max-width: 1100px;
    padding-left: 1em;
    padding-right: 1em;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

.page-header {
    height: 60px;
    position: relative;
    z-index: 700;
    box-shadow: 0 -10px 20px 10px rgba(0, 0, 0, .1);
}

.top-bar {
    height: 60px;
    padding: 0 30px;
    color: white;
    background-color: #222222;
    /* background-color: #fff; */
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.top-bar .logo {
    width: 140px;
}

.logo img {
    width: 100%;
}

.top-bar .right-links {
    display: flex;
}

.top-bar .right-links>* {
    margin-left: 30px;
    margin-right: 10px;
    line-height: 1.5em;
    display: flex;
    align-items: center;
    color: #ffffff;
}

.top-bar .right-links>* img {
    margin-right: 8px;
}

.language .active {
    color: #4169E1;
}

#page-ctn {
    position: relative;
}

#page-ctn.scrolled {
    margin-top: 60px;
}

.top-menu {
    height: 60px;
    padding: 0 10px;
    position: absolute;
    z-index: 100;
    left: 0;
    top: 100%;
    color: white;
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    transition: .3s cubic-bezier(.9, 0, 0, .9);
    width: 100%;
    /* background: rgba(0, 0, 0, 0.8); */
}

.page-header.scrolled {
    position: fixed;
    width: 100%;
    top: 0;
}

.page-header.scrolled .top-menu {
    background: none;
}

.page-header.scrolled .top-menu-link {
    color: #333;
}

.scrolled .top-menu {
    top: 0;
    left: 200px;
    width: auto;
}

.top-menu-item {
    display: flex;
}

.top-menu-link {
    flex: 1;
    padding: 0 .3125em;
    display: flex;
    justify-content: center;
    align-items: center;
}

.top-menu-link span {
    line-height: 1.7em;
    display: inline-block;
    border-radius: 0.875em;
    padding: 0 1em .05em;
    transition: .2s;
    border: 1px solid transparent;
    color: #ffffff;
}

.top-menu-link:hover span,
.top-menu-link.active span {
    border: 1px solid #4169E1;
    color: #4169E1;
}

.banner {
    /* height: calc(100vh - 60px); */
    height: 480px;
    height: 640px;
    color: white;
    position: relative;
    background-color: #333;
}

.banner .wrapper {
    z-index: 210;
    position: relative;
}

.banner-back,
.banner-back-dynamic {
    position: absolute;
    object-fit: cover;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 180;
    overflow: hidden;
}

.section-header {
    margin-bottom: 3.3475em;
    text-align: center;
}

.section-title {
    margin-top: 0;
    margin-bottom: .33em;
}

.section-subtitle {
    font-size: 1.125em;
}

.sidebar {
    position: fixed;
}

footer {
    background-color: #313131;
    color: white;
}

.footer-nav-1 .wrapper {
    height: 108px;
    border-bottom: 2px solid rgba(76, 76, 76, .5);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: #a2a4a3;
}

.footer-nav-1 .logo img {
    width: 208px;
    height: 45px;
}

.footer-nav-2 {
    background: url("../images/footer_nav2_back.png") center/cover no-repeat;
    color: #ccc;
}

.footer-nav-2 .wrapper {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    height: 382px;
    padding-top: 40px;
    padding-bottom: 40px;
}

.footer-nav {
    margin-bottom: 1.75em;
    width: 37.5%;
    padding-right: 6.25em;
}

.footer-nav:nth-last-of-type(1),
.footer-nav:nth-last-of-type(2) {
    width: 25%;
}

.footer-nav-title {
    color: white;
    margin-bottom: 20px;
}

.footer-nav-link-list {
    display: flex;
    flex-wrap: wrap;
    padding-right: 60px;
}

.footer-nav-link {
    flex: 0 1 auto;
    padding-right: 20px;
    margin-bottom: 15px;
}

.footer-nav-link a {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-nav-city {
    padding-right: 10em;
}

.footer-info-list li {
    margin-bottom: 12px;
}

.copyright {
    height: 100px;
    font-size: 14px;
    background: #222222;
    text-align: center;
    line-height: 30px;
    padding: 35px 0;
    color: #969696;
}

.footer-telephone {
    font-size: 30px;
    color: white;
    margin-bottom: 2px;
}

.footer-telephone-desc {
    font-size: 16px;
    color: #b2b2b2;
}

.footer-share-list {
    display: flex;
}

.footer-share-link {
    margin-right: 36px;
}

.footer-share-link a {
    width: 36px;
    height: 36px;
    border: 1px solid #5d5e61;
    border-radius: 3px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: .2s;
    position: relative;
}

.footer-share-link a img {
    transition: .2s;
}

.footer-share-link:hover a {
    border: 1px solid #4169E1;
    background-color: #4169E1;
}

.footer-share-link:hover a .icon {
    filter: brightness(3);
}

.breadcrumb {
    position: absolute;
    top: 18px;
    left: 10px;
    font-size: calc(1em - 2px);
    /*display: flex;*/
    line-height: 1em;
    color: #575757;
    display: none;
}

.breadcrumb .link::after {
    content: ">";
    padding-left: .6em;
    padding-right: .6em;
    height: 1em;
}

.breadcrumb .link:last-of-type::after {
    display: none;
}

.btn-box {
    margin-top: 60px;
    text-align: center;
    display: flex;
    justify-content: center;
}

.submenu-ctn {
    position: absolute;
    background-color: white;
    left: 0;
    top: 60px;
    width: 240px;
    color: #333;
    text-align: left;
    display: none;
}

.top-menu-item {
    position: relative;
}

.top-menu-item.has-submenu .top-menu-link::after {
    content: "";
    position: absolute;
    display: none;
    left: 0;
    right: 0;
    bottom: 0;
    width: 0;
    height: 0;
    margin: auto;
    border-bottom: 8px solid white;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
}

.top-menu-item:hover .top-menu-link::after {
    display: block;
}

.top-menu-item:hover .submenu-ctn {
    display: flex;
}

.submenu-nav {
    flex: 8;
    background-color: #ededed;
    min-height: 320px;
}

.submenu-nav-item {
    line-height: calc(1.325em - 1px);
    cursor: pointer;
    border-bottom: 1px solid #b6b6b6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.submenu-nav-item-link {
    padding: 0.825em 0 0.825em .9em;
}

.submenu-nav-item::after {
    width: 1.25em;
    height: 0.8125em;
    margin-right: 1.25em;
    background: url("../images/arrow_right_big.png") center/contain no-repeat;
}

.mobile-menu-toggle {
    display: none;
    height: 100%;
    flex: 0 0 60px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-toggle .toggle-icon,
.mobile-menu-toggle.showing .close-icon {
    display: block;
}

.mobile-menu-toggle .close-icon,
.mobile-menu-toggle.showing .toggle-icon {
    display: none;
}

.page-header>.mobile-mask {
    width: 100vw;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background-color: rgba(0, 0, 0, .6);
    display: none;
    z-index: 690;
}

.page-header>* {
    z-index: 720;
}

.qrcode {
    width: 180px;
    height: 180px;
    border-radius: 4px;
    position: absolute;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-60px);
    transition: .2s;
}

.show .qrcode {
    opacity: 1;
    transform: translateY(-120px);
    display: block;
    visibility: visible;
    transition: .3s;
}

.scrolled .pns-menu-ctn {
    top: 60px;
}

.pns-menu-ctn {
    visibility: hidden;
    background-color: #f5f5f5;
    position: fixed;
    width: 100vw;
    left: 0;
    top: 120px;
    z-index: 1000;
}

.pns-menu-ctn.show {
    visibility: visible;
}

.pns-type-list {
    font-size: 18px;
    line-height: 1.4em;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid #c7c7c7;
}

.pns-type {
    cursor: pointer;
    padding: 0 2em;
    position: relative;
}

/*导航栏下拉菜单*/
.pns-type-underline {
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: #4169E1;
    width: 100%;
    height: 4px;
    transition: transform .2s cubic-bezier(.8, 0, 0, .8), width .2s cubic-bezier(.8, 0, 0, .8), visibility .2s 0s;
    visibility: hidden;
}

.pns-type.active .pns-type-underline {
    transition: transform 0s cubic-bezier(.8, 0, 0, .8), width 0s, visibility .2s 0s;
    display: none;
}

.pns-menu-ctn.show .pns-type.active .pns-type-underline {
    transition: transform 0s cubic-bezier(.8, 0, 0, .8), width 0s, visibility 0s .2s;
    visibility: visible;
    /*display: block;*/
    display: none;
    /*设置鼠标移入时取消显示*/
}

.pns-text {
    display: block;
    padding: .8em 0;
    position: relative;
}

.pns-type.active .pns-text {
    /*color: #4169E1;*/
    /*head内部css样式替换,此处注释*/
}

.pns-menu-ctn {
    color: #666;
}

.pns-type-content {
    display: none;
    padding: 2.5em 0 3em;
}

.pns-type-content.active {
    display: block;
}

.pns-cate-list {
    display: flex;
    justify-content: center;
    margin-right: -30px;
    padding: 0 30px;
}

.pns-cate {
    flex: 1;
    margin-right: 30px;
    max-width: 270px;
}

.pns-cate-name {
    font-size: calc(1em + 2px);
    font-weight: bold;
    margin-bottom: 1.2em;
    color: #333;
}

.pns-cate-link a {
    padding-top: 0.375em;
    padding-bottom: 0.375em;
    line-height: 1.5em;
    display: block;
}

.pns-link-list {
    height: calc((0.75em + 1.5em) * 3);
    overflow-x: visible;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.pns-link-list::-webkit-scrollbar {
    background-color: rgba(0, 0, 0, .2);
    border: none;
    width: 5px;
}

.pns-link-list::-webkit-scrollbar-thumb {
    width: 100%;
    background-color: #4169E1;
    border-radius: 5px;
}

.pns-cate-link-more {
    color: #4169E1;
    margin-bottom: 0;
}

.pns-cate-link a:hover {
    text-decoration: underline;
}

@media (max-width: 960px) {
    .copyright {
        padding: 5px 0;
    }
}

.desc table {
    border-collapse: collapse;
    border-color: #333;
    border-width: 1px;
}