body {
    background: #fff;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 79px;
    padding: 0 80px;
    border-bottom: 1px solid #fff;
    z-index: 999;
    transition-duration: 1s;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header.dark {
    background-color: rgba(0, 0, 0, 0.5);
}

header .head-logo {
    transition-duration: 0.3s;
    display: block;
}

nav {
    display: flex;
    vertical-align: middle;
    align-items: center;
}

nav h3 {
    position: relative;
    
    padding: 25px 9px;
    font-weight: normal;
    background-color: rgba(0, 0, 0, 0.01);
    display: block;
}

nav h3 a.nav-btn {
    position: relative;
    line-height: 30px;
    padding: 0 12px;
    display: block;
    color: #fff;
    border-radius: 15px;
    transition-duration: 0.3s;
    font-size: 16px;
}

nav .nav-slide {
    position: absolute;
    left: 50%;
    top: 70px;
    transform: translate(-50%, 0%);
    width: 180px;
    background: rgba(255, 255, 255, 1);
    display: none;
    border-radius: 4px;
    transition-delay: 0.2s;
}

nav .nav-slide::before {
    content: "";
    position: absolute;
    top: 4px;
    left: calc(50% - 4px);
    width: 14px;
    height: 14px;
    background: #fff;
    transform: rotateZ(45deg) translate(-50%, -50%);
    display: block;
}

nav h3:hover .nav-slide {
    display: block;
}

nav .icon-arrow-right {
    display: none;
    transition-duration: 0.3s;
}

@-webkit-keyframes fadeInUp1 {
    0% {
        opacity: 0;
        -webkit-transform: translate(-50%, 30%);
        transform: translate(-50%, 30%);
    }

    100% {
        opacity: 1;
        -webkit-transform: translate(-50%, 0%);
        transform: translate(-50%, 0%);
    }
}

@keyframes fadeInUp1 {
    0% {
        opacity: 0;
        -webkit-transform: translate(-50%, 30%);
        -ms-transform: translate(-50%, 30%);
        transform: translate(-50%, 30%);
    }

    100% {
        opacity: 1;
        -webkit-transform: translate(-50%, 0%);
        -ms-transform: translate(-50%, 0%);
        transform: translate(-50%, 0%);
    }
}

.fadeInUp1 {
    -webkit-animation-name: fadeInUp1;
    animation-name: fadeInUp1;
    -webkit-animation-duration: 0.3s;
    animation-duration: 0.3s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
}

nav .nav-slide a {
    line-height: 30px;
    padding: 5px 10px;
    margin-bottom: 10px;
    color: rgba(51, 51, 51, 1);
    font-size: 16px;
    text-align: center;
    transition-duration: 0.3s;
    display: block;
}

nav .nav-slide a:first-child {
    margin-top: 10px;
}

nav .nav-slide a.on,
nav .nav-slide a:hover {
    color: #cc0000;
}

nav h3 a.nav-btn.on,
nav h3 a.nav-btn:hover {
    background-color: #fff;
    color: #cc0000;
}

nav .more-nav {
    margin-left: 72px;
    display: flex;
    align-items: center;
}

nav .more-nav a {
    width: 30px;
    height: 30px;
    line-height: 30px;
    color: #fff;
    font-size: 16px;
    text-align: center;
    border-radius: 15px;
    transition-duration: 0.3s;
}

nav .more-nav a:hover {
    color: #cc0000;
    background-color: #fff;
}

nav .more-nav .search-btn {
    width: 30px;
    height: 30px;
    margin-left: 30px;
    background-image: url("../image/search-ico.png");
    background-position: center;
    background-repeat: no-repeat;
    cursor: pointer;
    border-radius: 15px;
    transition-duration: 0.3s;
    display: inline-block;
}

nav .more-nav .search-btn:hover {
    background-color: #cc0000;
}

footer {
    
    display: flex;
    flex-direction: column;
    background: #222222;
}

footer .wrap {
    width: 1530px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    transition-duration: 0.3s;
}


.pub-search-bar {
    position: absolute;
    top: 94px;
    left: 50%;
    transform: translate(-50%, 0);
    opacity: 0;
    max-width: 1650px;
    width: 86%;
    height: 60px;
    background: #cc0000;
    display: flex;
    align-items: center;
    z-index: 1000;
    display: none;
    animation-direction: alternate;
    animation: pubSearchBarShow 0.3s linear forwards;
}

@keyframes pubSearchBarShow {
    0% {
        transform: translate(-50%, -100%);
        opacity: 0;
    }

    100% {
        transform: translate(-50%, 0%);
        opacity: 1;
    }
}

.pub-search-bar.on {
    display: block;
}

.pub-search-bar form {
    flex: 1;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pub-search-bar form input {
    flex: 1;
    height: 100%;
    border: none;
    outline: none;
    background: inherit;
    line-height: 22px;
    padding: 20px;
    color: #fff;
    font-size: 16px;
    font-weight: 400;
}

.pub-search-bar form input::placeholder {
    color: rgba(255, 255, 255, 0.72);
}

.pub-search-bar form button {
    width: 50px;
    height: 100%;
    background: inherit;
    border: none;
    outline: none;
    border-radius: 0;
}


.pub-demand_popup {
     position: fixed;
    top: 350px;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    width: 550px;
    
    background: rgba(255, 255, 255, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
    display: none;
    animation-direction: alternate;
    animation: pubDemandPopupShow 0.3s linear forwards;
}

@keyframes pubDemandPopupShow {
    0% {
        transform: translate(-50%, -100%);
        opacity: 0;
    }

    100% {
        transform: translate(-50%, -50%);
        opacity: 1;
    }
}

.pub-demand_popup .top {
    position: relative;
    width: 100%;
    height: 108px;
    background: #cc0000 url("../image/demand-top-bg.png") no-repeat;
    background-size: 100% 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.pub-demand_popup .top img {
    margin-right: 6px;
}

.pub-demand_popup .top p {
    line-height: 20px;
    color: rgba(255, 255, 255, 1);
    font-size: 16px;
    font-weight: 400;
}

.pub-demand_popup .top h3 {
    line-height: 42px;
    color: rgba(255, 255, 255, 1);
    font-size: 36px;
    font-weight: 400;
}

.pub-demand_popup .top .close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    cursor: pointer;
}

.pub-demand_popup .main {
    margin: 0 41px;
}

.pub-demand_popup .main h1 {
    line-height: 41px;
    margin: 16px auto 0 auto;
    color: rgba(205, 0, 0, 1);
    font-size: 28px;
    text-align: center;
    font-weight: 400;
}

.pub-demand_popup .main h3 {
    line-height: 21px;
    margin: 7px auto 0 auto;
    color: rgba(99, 98, 98, 1);
    font-size: 14px;
    text-align: center;
    font-weight: 400;
}

.pub-demand_popup .main h3 span {
    color: rgba(205, 0, 0, 1);
}

.pub-demand_popup .main dl {
    display: flex;
    margin-top: 12px;
}

.pub-demand_popup .main dl:first-child {
    margin-top: 27px;
}

.pub-demand_popup .main dt {
    width: 111px;
    line-height: 38px;
    text-align: right;
    color: rgba(51, 51, 51, 1);
    font-size: 14px;
    font-weight: 400;
}

.pub-demand_popup .main dd {
    flex: 1;
    display: flex;
    align-items: center;
}

.pub-demand_popup .main .ipts,
.pub-demand_popup .main textarea {
    flex: 1;
    line-height: 22px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(218, 218, 218, 1);
    outline: none;
}

.pub-demand_popup .main .ipts {
    height: 38px;
}

.pub-demand_popup .main textarea {
    height: 132px;
}

.pub-demand_popup .main dd .codeimg {
    height: 32px;
    margin-left: 6px;
}

.pub-demand_popup .main .submit-btn {
    width: 135px;
    height: 40px;
    margin: 22px auto 30px auto;
    background: rgba(205, 0, 0, 1);
    color: rgba(255, 255, 255, 1);
    border: none;
    outline: none;
    font-size: 18px;
    font-weight: 500;
    display: block;
}

.pub-demand_popup.on {
    display: block;
}

footer .top {
    padding: 68px 0 60px 0;
}

footer a {
    color: #fff;
    transition-delay: 0.05s;
    transition-duration: 0.4s;
}

footer a:hover {
    color: #cc0000;
}

footer .nav {
    width: 1290px;
    display: flex;
}

footer .nav .nav-item {
    flex: 1;
}

footer .nav-item h3 {
    height: 33px;
    line-height: 33px;
}

footer .nav-item h3 a {
    font-size: 22px;
}

footer .nav-item ul {
    margin-top: 25px;
}

footer .nav-item li {
    margin-top: 3px;
}

footer .nav-item ul a {
    letter-spacing: 1.6px;
    font-size: 16px;
    display: block;
}

footer .ewm-scan-show {
    padding-top: 14px;
}

footer .ewm-show {
    position: relative;
    width: 140px;
    height: 140px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

footer .ewm-show .cor {
    position: absolute;
    width: 24px;
    height: 24px;
    border-style: solid;
    border-color: #ffffff;
}

footer .ewm-show .cor.tl {
    top: 0;
    left: 0;
    border-width: 1px 0 0 1px;
}

footer .ewm-show .cor.tr {
    top: 0;
    right: 0;
    border-width: 1px 1px 0 0;
}

footer .ewm-show .cor.bl {
    bottom: 0;
    left: 0;
    border-width: 0 0 1px 1px;
}

footer .ewm-show .cor.br {
    bottom: 0;
    right: 0;
    border-width: 0 1px 1px 0;
}

footer .ewm-scan-show p {
    height: 18px;
    line-height: 18px;
    margin-top: 12px;
    color: #fff;
    font-size: 14px;
    text-align: center;
}

footer .ewm-scan-show p:last-child {
    margin-top: 5px;
}

footer .bottom {
    color: rgba(255, 255, 255, 0.72);
    text-align: center;
    border-top: 1px solid #3d3d3d;
}

footer .bottom a {
    color: rgba(255, 255, 255, 0.72);
}

footer .bottom a:hover {
    color: rgba(255, 255, 255, 1);
}

footer .beian {
    margin-right: 20px;
}

footer .copyright {
    margin-right: 10px;
}

footer .bottom .wrap {
    line-height: 40px;
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

footer .friend-links {
    margin-left: 84px;
    display: flex;
    align-items: center;
}

footer .friend-links .links-select {
    position: relative;
    width: 280px;
    height: 32px;
    margin-left: 14px;
    border: 1px solid #676868;
}

footer .friend-links .links-select h3 {
    font-size: 16px;
    font-weight: normal;
    display: flex;
    align-items: center;
    cursor: default;
}

footer .friend-links .links-select h3 span {
    flex: 1;
    line-height: 30px;
    display: block;
}

footer .friend-links .links-select h3 .cor {
    width: 0;
    height: 0;
    margin-right: 11px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid #676868;
    display: block;
}

footer .friend-links .links-select ul {
    position: absolute;
    bottom: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(103, 104, 104, 0.7);
    display: none;
}

footer .friend-links .links-select ul li {
    border-bottom: 1px solid rgba(103, 104, 104, 0.5);
}

footer .friend-links .links-select ul li a {
    display: block;
}

footer .friend-links .links-select:hover ul {
    display: block;
}


.contact-slide {
    position: fixed;
    bottom: 80px;
    left: 80px;
    z-index: 900;
}

.contact-slide .ico-btn {
    position: relative;
    width: 60px;
    height: 60px;
    margin-top: 20px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 50%;
    transition-duration: 0.3s;
    cursor: pointer;
    display: block;
}

.contact-slide .ico-btn::before {
    content: "";
    width: 100%;
    height: 100%;
    background-position: center center;
    background-repeat: no-repeat;
    display: block;
}

.contact-slide .ico-btn.phone::before {
    background-image: url(../image/icon-phone.png);
}

.contact-slide .ico-btn.weixin::before {
    background-image: url(../image/icon-weixin.png);
}

.contact-slide .ico-btn.shopcar::before {
    background-image: url(../image/icon-shopcar.png);
}

.contact-slide .ico-btn:hover {
    background: rgba(204, 0, 0, 0.35);
}

.contact-slide .show-tip {
    position: absolute;
    left: 100px;
    top: 0;
    padding: 4px 17px 6px 17px;
    background: #fff;
    -webkit-animation-duration: 0.3s;
    animation-duration: 0.3s;
    display: none;
}

.contact-slide .ico-btn:hover .show-tip {
    display: block;
}

.contact-slide .show-tip p {
    height: 24px;
    line-height: 24px;
    color: #333333;
    font-size: 14px;
    white-space: nowrap;
}

.contact-slide .show-tip h3 a {
    height: 28px;
    line-height: 28px;
    color: #cc0000;
    font-size: 24px;
    white-space: nowrap;
}

.contact-slide .show-tip.ewm {
    width: 140px;
    height: 140px;
    padding: 10px;
}

.contact-slide .show-tip.ewm img {
    max-width: 120px;
    width: 120px;
    height: 120px;
    display: block;
}

.mobile-contact-slide {
    display: none;
}


.more-btn1 {
    width: 40px;
    padding: 10px 0;
    height: 30px;
}

.more-btn2 {
    width: 227px;
    height: 56px;
    line-height: 56px;
    border: 1px solid #fff;
    border-radius: 28px;
    text-align: center;
    color: #fff;
    font-size: 16px;
    transition-duration: 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.more-btn2::after {
    content: "";
    width: 17px;
    height: 10px;
    margin-left: 20px;
    background-image: url("../image/more-btn2.png");
    background-repeat: no-repeat;
    transition-duration: 0.3s;
    display: block;
}

.more-btn2:hover {
    background-color: rgba(205, 0, 0, 0.29);
}

.more-btn2:hover::after {
    transform: translateX(20px);
}


.lay_msg_container {
    position: fixed;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition-duration: 0.3s;
    padding: 14px 26px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    border-radius: 6px;
    opacity: 0;
    z-index: 2022;
}

.lay_msg_container.show {
    opacity: 1;
}



@media screen and (max-width: 1600px) {
    header {
        padding: 0 70px;
    }

    header .head-logo {
        width: 180px;
    }

    nav h3 {
        padding: 25px 5px;
    }

    nav .more-nav {
        margin-left: 60px;
    }

    .contact-slide {
        left: 30px;
        bottom: 30px;
    }

    footer .wrap {
        width: 1300px;
    }

    footer .nav {
        width: 1000px;
    }

    .more-btn2 {
        width: 200px;
        height: 50px;
        line-height: 50px;
        border-radius: 25px;
    }
}



@media screen and (max-width: 1366px) {
    header {
        height: 59px;
        padding: 0 60px;
    }

    header .head-logo {
        width: 160px;
    }

    nav h3 {
        padding: 15px 5px;
    }

    nav h3 a.nav-btn {
        line-height: 26px;
        padding: 0 6px;
        font-size: 15px;
    }

    nav .nav-slide {
        top: 50px;
    }

    nav .nav-slide a {
        line-height: 28px;
        padding: 3px 10px;
        margin-top: 5px;
    }

    nav .more-nav {
        margin-left: 50px;
    }

    footer .wrap {
        width: 1100px;
    }

    footer .nav {
        width: 920px;
    }

    footer .nav-item h3 a {
        font-size: 20px;
    }

    footer .nav-item ul a {
        font-size: 14px;
    }

    footer .bottom .wrap {
        line-height: 36px;
        padding: 16px 0;
    }

    .more-btn2 {
        width: 180px;
        height: 46px;
        line-height: 46px;
        border-radius: 23px;
    }

    
    .pub-demand_popup {
        width: 550px;
    }
    .pub-demand_popup .top {
        height: 98px;
    }

    .pub-demand_popup .top img {
        margin-right: 6px;
    }

    .pub-demand_popup .top p {
        line-height: 18px;
        font-size: 15px;
    }

    .pub-demand_popup .top h3 {
        line-height: 40px;
        font-size: 34px;
    }

    .pub-demand_popup .main {
        margin: 0 38px;
    }

    .pub-demand_popup .main h1 {
        line-height: 38px;
        margin: 14px auto 0 auto;
        font-size: 26px;
    }

    .pub-demand_popup .main h3 {
        line-height: 20px;
        margin: 7px auto 0 auto;
        font-size: 14px;
    }

    .pub-demand_popup .main dl {
        margin-top: 12px;
    }

    .pub-demand_popup .main dl:first-child {
        margin-top: 24px;
    }

    .pub-demand_popup .main dt {
        width: 100px;
        line-height: 34px;
        font-size: 14px;
    }

    .pub-demand_popup .main .ipts,
    .pub-demand_popup .main textarea {
        line-height: 22px;
        padding: 6px 10px;
    }

    .pub-demand_popup .main .ipts {
        height: 34px;
    }

    .pub-demand_popup .main textarea {
        height: 112px;
    }

    .pub-demand_popup .main dd .codeimg {
        height: 30px;
        margin-left: 6px;
    }

    .pub-demand_popup .main .submit-btn {
        width: 135px;
        height: 38px;
        margin: 22px auto 30px auto;
        font-size: 17px;
    }
}



@media screen and (max-width: 1200px) {
    header {
        height: 59px;
        padding: 0 50px;
    }

    header .head-logo {
        width: 140px;
    }

    header .mobile-menu {
        position: absolute;
        top: 15px;
        right: 30px;
        width: 30px;
        height: 24px;
        display: block;
        cursor: pointer;
    }

    header .mobile-menu i,
    header .mobile-menu::before,
    header .mobile-menu::after {
        content: "";
        position: absolute;
        left: 0;
        width: 30px;
        height: 3px;
        background: #fff;
        border-radius: 2px;
        -webkit-animation-duration: 0.5s;
        animation-duration: 0.5s;
        transform-origin: center;
        display: block;
    }

    header .mobile-menu i {
        top: 50%;
        transform: translateY(-50%);
    }

    header .mobile-menu::before {
        top: 0;
    }

    header .mobile-menu::after {
        bottom: 0;
    }

    header .mobile-menu:hover i {
        opacity: 0.3;
    }

    header .mobile-menu:hover::before {
        transform: translateY(10px) rotateZ(-45deg);
    }

    header .mobile-menu:hover::after {
        transform: translateY(-10px) rotateZ(45deg);
    }

    header .mobile-menu.on i {
        opacity: 0;
    }

    header .mobile-menu.on::before {
        transform: translateY(10px) rotateZ(-45deg);
    }

    header .mobile-menu.on::after {
        transform: translateY(-10px) rotateZ(45deg);
    }

    header nav {
        position: fixed;
        top: 59px;
        left: 0;
        width: 100vw;
        height: calc(100vh - 59px);
        background: rgba(0, 0, 0, 0.7);
        flex-direction: column;
        -webkit-animation-duration: 0.5s;
        animation-duration: 0.5s;
        animation-fill-mode: both;
        display: none;
        overflow-y: auto;
    }

    header nav.on {
        display: block;
    }

    @keyframes navSlideInUp {
        0% {
            display: block;
            transform: translateY(100px);
        }

        1% {
            transform: translateY(100px);
        }

        100% {
            transform: translateY(0px);
        }
    }

    header nav h3 {
        display: block;
        padding: 0 25px 15px 25px;
        width: 100%;
    }

    nav h3 a.nav-btn.on,
    nav h3 a.nav-btn:hover {
        background: none;
    }

    header nav h3 .icon-arrow-right {
        position: absolute;
        top: 15px;
        right: 25px;
        width: 26px;
        height: 26px;
        line-height: 26px;
        text-align: center;
        color: #fff;
        display: block;
    }

    header nav h3::after {
        content: "";
        height: 0px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        display: block;
    }

    header nav h3 a.nav-btn {
        margin: 15px 0;
        padding: 0 15px;
        display: inline-block;
    }

    nav h3 .nav-slide {
        position: static;
        top: 0;
        left: 0;
        width: 100%;
        padding: 10px 0;
        transform: translate(0, 0);
        background: none;
        animation-name: none;
        background-color: rgba(0, 0, 0, 0.35);
        animation: bounceInLeft 0.3s ease-in-out 0s forwards;
    }

    nav h3 .nav-slide::before {
        display: none;
    }

    nav .nav-slide a {
        color: #fff;
        text-align: left;
        text-indent: 2em;
    }

    nav h3:hover .nav-slide {
        display: none;
    }

    nav h3 .nav-slide.on {
        display: block;
    }

    nav h3 .nav-slide.on + .icon-arrow-right {
        transform: rotate(90deg);
    }

    footer .top {
        padding: 48px 0 30px 0;
    }

    footer .wrap {
        width: 900px;
    }

    footer .nav {
        width: 800px;
    }

    footer .nav-item h3 a {
        font-size: 16px;
    }

    footer .nav-item ul {
        margin-top: 15px;
    }

    .more-btn2 {
        width: 170px;
        height: 44px;
        line-height: 44px;
        border-radius: 22px;
    }
}


@media screen and (max-width: 960px) {
    header {
        height: 52px;
        padding: 0 20px;
    }
    header .mobile-menu {
        right: 20px;
    }
    footer .wrap {
        width: 90%;
        flex-direction: column;
    }

    footer .nav {
        flex: 1;
        width: 100%;
    }

    footer .ewm-scan-show {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    footer .friend-links {
        margin-left: 0;
    }

    .more-btn2 {
        width: 160px;
        height: 42px;
        line-height: 42px;
        border-radius: 21px;
        font-size: 15px;
    }

    
    .pub-demand_popup {
        width: 480px;
    }
    .pub-demand_popup .top {
        height: 78px;
    }

    .pub-demand_popup .top .phone-ico {
        height: 40px;
        margin-right: 6px;
    }

    .pub-demand_popup .top p {
        line-height: 16px;
        font-size: 14px;
    }

    .pub-demand_popup .top h3 {
        line-height: 36px;
        font-size: 30px;
    }

    .pub-demand_popup .main {
        margin: 0 26px;
    }

    .pub-demand_popup .main h1 {
        line-height: 34px;
        margin: 12px auto 0 auto;
        font-size: 24px;
    }

    .pub-demand_popup .main dl {
        margin-top: 10px;
    }

    .pub-demand_popup .main dl:first-child {
        margin-top: 20px;
    }

    .pub-demand_popup .main dt {
        width: 100px;
        line-height: 34px;
        font-size: 14px;
    }

    .pub-demand_popup .main .ipts,
    .pub-demand_popup .main textarea {
        line-height: 22px;
        padding: 6px 10px;
    }

    .pub-demand_popup .main .ipts {
        height: 34px;
    }

    .pub-demand_popup .main textarea {
        height: 112px;
    }

    .pub-demand_popup .main dd .codeimg {
        height: 30px;
        margin-left: 6px;
    }

    .pub-demand_popup .main .submit-btn {
        width: 130px;
        height: 34px;
        margin: 15px auto 20px auto;
        font-size: 16px;
    }
}

@media screen and (max-width: 720px) {
    footer .nav {
        width: auto;
        
        
        display: block;
    }

    footer .nav .nav-item {
        width: 25%;
        flex: auto;
        
        text-align: center;
        float: left;
    }

    footer .nav-item ul {
        display: none;
    }

    footer .ewm-scan-show {
        padding-top: 20px;
    }

    footer .bottom .wrap {
        padding: 8px 0 66px 0;
    }

    footer .bottom .wrap .def {
        line-height: 20px;
        padding: 8px 0;
    }

    .contact-slide {
        display: none;
    }

    .mobile-contact-slide {
        position: fixed;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 60px;
        display: flex;
        z-index: 900;
    }

    .mobile-contact-slide .ico-btn {
        position: relative;
        width: 60px;
        height: 60px;
        margin-top: 20px;
        background: rgba(0, 0, 0, 0.35);
        border-radius: 50%;
        transition-duration: 0.3s;
        cursor: pointer;
        display: block;
    }

    .mobile-contact-slide .ico-btn::before {
        content: "";
        width: 100%;
        height: 100%;
        background-position: center center;
        background-repeat: no-repeat;
        display: block;
    }

    .mobile-contact-slide .ico-btn.phone::before {
        background-image: url(../image/icon-phone.png);
    }

    .mobile-contact-slide .ico-btn.weixin::before {
        background-image: url(../image/icon-weixin.png);
    }

    .mobile-contact-slide .ico-btn.shopcar::before {
        background-image: url(../image/icon-shopcar.png);
    }

    .mobile-contact-slide .ico-btn:hover {
        background: rgba(204, 0, 0, 0.35);
    }

    .mobile-contact-slide .mobile-contact-wx-layer {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 140px;
        padding: 0;
        transition-duration: 0.3s;
        display: none;
    }

    .mobile-contact-slide .mobile-contact-wx-layer .ewm {
        margin-bottom: 10px;
    }

    .mobile-contact-slide .mobile-contact-wx-layer .close-btn {
        position: relative;
        left: 50%;
        transform: translateX(-50%);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: rgba(0, 0, 0, 0.5);
        cursor: pointer;
        display: block;
    }

    .mobile-contact-slide .mobile-contact-wx-layer .close-btn::before,
    .mobile-contact-slide .mobile-contact-wx-layer .close-btn::after {
        content: "";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        transform-origin: center;
        width: 32px;
        height: 2px;
        background: #fff;
        display: block;
    }

    .mobile-contact-slide .mobile-contact-wx-layer .close-btn::before {
        transform: translate(-50%, -50%) rotate(45deg);
    }
    .mobile-contact-slide .mobile-contact-wx-layer .close-btn::after {
        transform: translate(-50%, -50%) rotate(-45deg);
    }

    .mobile-contact-slide .mobile-contact-wx-layer img {
        width: 140px;
        display: block;
    }

    .mobile-contact-slide .ico-btn {
        flex: 1;
        width: auto;
        height: 60px;
        margin-top: 0;
        border-radius: 0;
    }

    .more-btn2 {
        width: 150px;
        height: 40px;
        line-height: 40px;
        border-radius: 20px;
        font-size: 14px;
    }

    
    .pub-demand_popup {
        width: 380px;
    }
    .pub-demand_popup .top {
        height: 78px;
    }

    .pub-demand_popup .top .phone-ico {
        height: 40px;
        margin-right: 6px;
    }

    .pub-demand_popup .top p {
        line-height: 16px;
        font-size: 14px;
    }

    .pub-demand_popup .top h3 {
        line-height: 36px;
        font-size: 30px;
    }

    .pub-demand_popup .main {
        margin: 0 26px;
    }

    .pub-demand_popup .main h1 {
        line-height: 34px;
        margin: 12px auto 0 auto;
        font-size: 24px;
    }

    .pub-demand_popup .main dl {
        margin-top: 10px;
    }

    .pub-demand_popup .main dl:first-child {
        margin-top: 20px;
    }

    .pub-demand_popup .main dt {
        width: 100px;
        line-height: 34px;
        font-size: 14px;
    }

    .pub-demand_popup .main .ipts,
    .pub-demand_popup .main textarea {
        line-height: 22px;
        padding: 6px 10px;
    }

    .pub-demand_popup .main .ipts {
        height: 34px;
    }

    .pub-demand_popup .main .ipts[name="checkcode"] {
        width: calc(100% - 90px);
    }

    .pub-demand_popup .main textarea {
        height: 112px;
    }

    .pub-demand_popup .main dd .codeimg {
        height: 30px;
        margin-left: 6px;
    }

    .pub-demand_popup .main .submit-btn {
        width: 130px;
        height: 34px;
        margin: 15px auto 20px auto;
        font-size: 16px;
    }
}

@media screen and (max-width: 480px) {
    footer .nav .nav-item {
        width: 33.33%;
    }

    footer .friend-links {
        width: 100%;
        display: block;
    }

    footer .friend-links .links-select {
        margin-left: 0;
        width: 100%;
    }

    
    .pub-demand_popup {
        width: 94%;
    }

    .pub-demand_popup .top {
        height: 58px;
    }

    .pub-demand_popup .top .phone-ico {
        height: 30px;
        margin-right: 5px;
    }

    .pub-demand_popup .top p {
        line-height: 16px;
        font-size: 14px;
    }

    .pub-demand_popup .top h3 {
        line-height: 28px;
        font-size: 24px;
    }

    .pub-demand_popup .main textarea {
        height: 80px;
    }
}