footer {
    margin-top: 50px;
    z-index: 1024;
    pointer-events: none;
}

#aside {
    position: fixed;
    right: 25px;
    bottom: 25px;
    z-index: 1024;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: opacity .3s, visibility .3s;
    -moz-transition: opacity .3s, visibility .3s;
    -o-transition: opacity .3s, visibility .3s;
    transition: opacity .3s, visibility .3s;
}

#aside.show {
    opacity: 1;
    visibility: visible;
}

#aside .aside-item {
    width: 60px; height: 60px;
}

#aside .aside-item a {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    background-size: cover;
    background-repeat: no-repeat;
}

#aside .aside-item+.aside-item {
    margin-top: 15px;
}

#aside .aside-item.questionnaire a {
    background-image: url(../images/public/questionnaire.png);
}

#aside .aside-item.message a {
    background-image: url(../images/public/message.png);
}

#aside .aside-item.back-to-top {
    line-height: 60px; text-align: center;
    border-radius: 50%; cursor: pointer;
    background-color: var(--font-white);
    box-shadow: 0 0 10px rgba(0, 0, 0, .3);
}

#aside .aside-item.back-to-top svg {
    width: 40px; height: auto; fill: var(--font-brown);
}

#aside .aside-item.questionnaire:hover a {
    background-image: url(../images/public/questionnaire2.png);
}

#aside .aside-item.message:hover a {
    background-image: url(../images/public/message2.png);
}

#aside .aside-item.back-to-top:hover {
    background-color: var(--font-brown);
}

#aside .aside-item.back-to-top:hover svg {
    fill: var(--font-white);
}

footer .footer-background {
    padding-top: 12%;
    background-image: url(../images/public/footer-bg.png);
    background-repeat: no-repeat;
    background-size: 100% auto;
    background-position: top;
    position: relative;
    pointer-events: none;
}

footer .footer-background::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 60%; z-index: -1;
    background-image: url(../images/public/footer-bg-fill.png);
}

footer.background-red .footer-background {
    position: relative;
    background-image: url(../images/public/footer-bg-red.png);
}

footer.background-red .footer-background::after {
    background-image: url(../images/public/footer-bg-red-fill.png);
}

footer.background-red .footer-background,
footer.background-red span,
footer.background-red a {
    color: var(--font-white) !important;
}

footer.background-red .share-list .share-item span,
footer.background-red .copyright span {
    color: var(--font-brown) !important;
}

footer.background-red .footer-popup-close {
    background-color: var(--font-white);
}

footer.background-red .footer-popup-close svg {
    fill: var(--font-brown);
}

.footer-inner {
    position: relative;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-direction: column;
    flex-direction: column;
    -ms-flex-pack: end;
    justify-content: flex-end;
    pointer-events: auto;
}

footer .contact-information {
    font-weight: 400;
    color: var(--font-black);
    word-break: break-all;
    font-size: 18px;
    line-height: 48px;
}

footer .contact-information {
    line-height: 44px;
}

footer .footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin: auto;
}

footer .footer-links a {
    font-weight: 400;
    word-break: break-all;
    font-size: 18px;
    line-height: 48px;
    color: var(--font-black);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, segoe ui, Roboto, Helvetica, Arial, sans-serif;
}

footer .footer-links .links-item {
    position: relative;
    padding: 0 20px;
    display: flex;
    align-items: center;
}

footer .footer-links .links-item:not(:last-of-type)::after {
    content: "";
    position: absolute;
    right: 0;
    width: 1px;
    height: 20px;
    background-color: var(--font-black);
}

footer.background-red .footer-links .links-item::after {
    background-color: var(--font-white);
}

footer .footer-links span {
    padding-left: 15px;
    padding-right: 15px;
    color: #000000;
}

footer .footer-links a:hover {
    transition: .15s;
    color: var(--font-brown);
}

footer .share-list .share-item {
    position: relative;
}

footer .share-list .share-item .qrcode {
    position: absolute;
    display: none;
    top: 0;
    left: 50%;
    width: 150px;
    height: auto;
    background-color: white;
    -webkit-transform: translate(-50%, -110%);
    -moz-transform: translate(-50%, -110%);
    -ms-transform: translate(-50%, -110%);
    -o-transform: translate(-50%, -110%);
    transform: translate(-50%, -110%);
}

footer .share-list .share-item:hover .qrcode {
    display: block;
}

footer .share-list .share-item .qrcode img {
    width: 100%;
    height: auto;
}

footer .share-list .share-item span {
    display: block;
    text-align: center;
    color: #333;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, segoe ui, Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    padding-bottom: 8px;
}

footer .share-list .share-item .icon {
    width: 65px;
    height: 65px;
    margin: 0 auto 16px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 65px auto;
}

footer .share-list .share-item:nth-child(1) .icon {
    background-image: url(../images/public/location.png);
}

footer .share-list .share-item:nth-child(2) .icon {
    background-image: url(../images/public/learning.png);
}

footer .share-list .share-item:nth-child(3) .icon {
    background-image: url(../images/public/WeChat-official-accounts.png);
}

footer .share-list .share-item:nth-child(4) .icon {
    background-image: url(../images/public/weibo.png);
}

footer .share-list .share-item:nth-child(5) .icon {
    background-image: url(../images/public/Tiktok.png);
}

footer .share-list .share-item:nth-child(6) .icon {
    background-image: url(../images/public/bilibili.png);
}

footer .share-list .share-item:nth-child(7) .icon {
    background-image: url(../images/public/toutiao.png);
}

footer .share-list .share-item:nth-child(8) .icon {
    background-image: url(../images/public/cctv.png);
}

footer .share-list .share-item+.share-item {
    margin-left: 48px;
}

.footer-nav {
    margin-top: 20px;
}

.footer-nav .footer-nav-item {
    font-size: 24px;
    cursor: pointer;
}

.footer-nav .footer-nav-item+.footer-nav-item {
    margin-left: 60px;
}

.site-info {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, segoe ui, Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    margin-top: 12px;
}

.site-info p:nth-child(2) {
    margin-top: 8px;
    margin-bottom: 15px;
}

.site-info a {
    color: var(--font-black);
}

.site-info > .browse-suggestions {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 145px;
    line-height: 40px;
    border-radius: 40px;
    border: 1px solid var(--border-color2);
    font-size: 16px;
}

.public-institutions {
    position: absolute;
    top: 15%;
    right: 20.7%;
}

.public-institutions img {
    width: 70px; height: auto;
}

footer .copyright {
    border-top: 1px solid var(--border-color2);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--font-white);
    -webkit-transform: scaleY(0);
    -moz-transform: scaleY(0);
    -ms-transform: scaleY(0);
    -o-transform: scaleY(0);
    transform: scaleY(0);
    opacity: 0;
    transform-origin: bottom;
    -webkit-transition: .35s;
    -moz-transition: .35s;
    -o-transition: .35s;
    transition: .35s;
}

footer .copyright.show {
    -webkit-transform: scaleY(1);
    -moz-transform: scaleY(1);
    -ms-transform: scaleY(1);
    -o-transform: scaleY(1);
    transform: scaleY(1);
    opacity: 1;
}

footer .copyright div {
    line-height: 75px;
    text-align: center;
}

footer .copyright span+span {
    margin-left: 10px;
}

footer .copyright .views {
    font-size: 24px;
    font-weight: 500;
    color: var(--font-brown);
}

footer .copyright .views span {
    font-size: 36px;
}

.footer-inner {
    -webkit-transition: .2s;
    -moz-transition: .2s;
    -o-transition: .2s;
    transition: .2s;
    padding: 50px 0 30px 0;
}

.footer-inner-nav-wrap.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.footer-popup {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding-bottom: 120px;
}

.footer-popup .contact-information {
    text-align: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, segoe ui, Roboto, Helvetica, Arial, sans-serif;
}

.footer-popup .contact-information span {
    margin-left: 15px;
    display: inline-block;
}

.column-list {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, segoe ui, Roboto, Helvetica, Arial, sans-serif;
    text-align: center;
    pointer-events: auto;
}

.column-list .site-column-item-link {
    color: var(--font-brown);
    font-family: "font";
    font-size: 18px;
}

.column-list a:hover {
    color: var(--font-brown);
    -webkit-transition: .3s;
    -moz-transition: .3s;
    -o-transition: .3s;
    transition: .3s;
}

.column-list a+a {
    margin-left: 20px;
}

.site-column-inner-list { margin-top: 10px; }

.site-column-inner-list li + li { margin-top: 3px; }

.site-column-inner-list .inner-item-link {
    color: var(--font-black); font-size: 16px;
}

.footer-popup-close {
    position: absolute;
    bottom: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    background-color: var(--font-brown);
}

.footer-popup-close svg {
    fill: var(--font-white);
    width: 40px;
    height: 40px;
}

@media (max-width: 1399px) {
    .public-institutions {
        right: 15.7%;
    }

    .public-institutions img {
        width: 60px;
    }
}

@media (max-width: 1199px) {
    footer .share-list .share-item .icon {
        width: 45px;
        height: 45px;
        background-size: 45px auto;
    }

    .footer-nav .footer-nav-item {
        font-size: 20px;
    }

    .site-info,
    .site-info>.browse-suggestions,
    .footer-links a {
        font-size: 16px !important;
    }

    footer .footer-links a {
        line-height: 36px;
    }

    .site-info p:nth-child(2) {
        margin-bottom: 0px;
    }

    .public-institutions {
        position: static;
    }

    .public-institutions img {
        width: 55px;
    }
}

@media (max-width: 991px) {
    footer {
        margin-top: 50px;
    }

    footer .share-list {
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    }

    footer .share-list .share-item {
        width: 25%;
        margin-left: 0 !important;
    }

    footer .share-list .share-item:nth-child(5),
    footer .share-list .share-item:nth-child(6),
    footer .share-list .share-item:nth-child(7),
    footer .share-list .share-item:nth-child(8) {
        margin-top: 15px;
    }

    #aside .aside-item,
    #aside .aside-item a {
        width: 40px;
        height: 40px;
    }

    #aside .aside-item.back-to-top svg { width: 25px; }

    #aside .aside-item.back-to-top { line-height: 40px; }

    footer .copyright .views {
        font-size: 20px;
    }

    footer .copyright .views span {
        font-size: 26px;
    }

    footer .footer-links a {
        line-height: 40px;
    }

    .site-column-inner-list {
        display: none;
    }

    .public-institutions img {
        width: 50px;
    }
}

@media (max-width: 767px) {
    footer {
        margin-top: 30px;
    }

    .footer-nav .footer-nav-item+.footer-nav-item { margin-left: 30px; }

    .footer-nav .footer-nav-item {
        font-size: 18px;
    }

    footer .footer-links a {
        line-height: 36px!important;
    }

    .column-list .site-column-item-link,
    .footer-links a {
        font-size: 16px !important;
    }
    .column-list .site-column-item-link { font-weight: normal; }

    footer .contact-information, .column-list a { font-size: 16px; }

    .column-list { display: block; text-align: center; }

    .site-column-item { display: inline-block; line-height: 44px; padding: 0 8px;}

    footer .footer-background {
        padding-top: 15%!important;
    }
    footer .footer-background::after {
        height: 80%;
    }

    .public-institutions img {
        width: 34px;
    }
}

@media (max-width: 575px) {
    .footer-nav .footer-nav-item {
        font-size: 16px;
    }

    .site-info, .site-info>.browse-suggestions, .footer-links a {
        font-size: 14px !important;
    }

    .footer-inner {
        padding-bottom: 30px;
    }
    footer .footer-background::after {
        height: 85%;
    }

    footer .footer-links {
        justify-content: flex-start!important;
    }

    footer .footer-links a {
        line-height: 30px!important;
    }

    footer .footer-links .links-item {
        padding: 0 15px!important;
    }

    footer .copyright div {
        line-height: 75px!important;
        font-size: 16px!important;
    }

    footer .share-list .share-item:first-child .qrcode{
        left: 0!important;
        -webkit-transform: translate(0%, -110%) !important;
        -moz-transform: translate(0%, -110%) !important;
        -ms-transform: translate(0%, -110%) !important;
        -o-transform: translate(0%, -110%) !important;
        transform: translate(0%, -110%) !important;
    }
    footer .share-list .share-item:nth-last-child(7):first-child~.share-item:nth-last-child(4) .qrcode{
        left: auto!important;
        right: 0!important;
        -webkit-transform: translate(0%, -110%) !important;
        -moz-transform: translate(0%, -110%) !important;
        -ms-transform: translate(0%, -110%) !important;
        -o-transform: translate(0%, -110%) !important;
        transform: translate(0%, -110%) !important;
    }
}
@media (max-width: 350px) {
    footer .footer-background::after {
        height: 90%;
    }
}

@media (min-width: 1400px) {
    footer .footer-links {
        max-width: 1000px;
    }
}

@media (min-width: 1200px) {
    footer .footer-links {
        max-width: 1000px;
    }
}

@media (min-width: 2560px) {
    footer .footer-background {
        background-size: 100% 100%;
    }
}