* {
    padding: 0;
    margin: 0;
}

header {
    height: 104px;
    position: fixed;
    width: 100%;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000000;
    background: #1C1918;
}

.ban_index_hea {
    position: absolute!important;
    background: none!important;
}


/* .ban_index_hea {
    position: absolute;
    z-index: 2;
    left: 50%;
    margin-left: -650px;
} */

.nav_logo {
    width: 62px;
    height: 25px;
    margin-right: 76px;
}

.mt40 {
    margin-top: 40px;
}

.nav {
    width: 67%;
    display: flex;
    min-width: 1200px;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 10px;
}

#navCon,
.nav-class {
    position: relative;
    top: 5px;
}

a,
span,
p,
h1,
h2,
h3,
h4,
h5,
div,
ul,
li {
    font-family: PingFangSC-Semibold, PingFang SC;
}

header a {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    /* margin-right: 60px; */
}

header span {
    font-size: 18px;
    font-weight: 400;
    color: #FFFFFF;
}

header .tel {
    font-size: 18px;
    font-family: FZLTTHCK--GBK1-0, FZLTTHCK--GBK1;
    font-weight: 700;
}


/* 联系我们 */

.banner_right_sidebar {
    position: fixed;
    bottom: 50px;
    right: 40px;
    z-index: 10002;
}

.sidebar_top_box {
    width: 34px;
    height: 52px;
    background: #FFFFFF;
    box-shadow: 0px 1px 15px 0px rgba(26, 26, 26, 0.1);
    border-radius: 17px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.sidebar_top_box img,
.sidebar_bom_box img {
    width: 18px;
    height: 16px;
}

.sidebar_bom_box {
    width: 34px;
    height: 120px;
    background: #FFFFFF;
    box-shadow: 0px 1px 15px 0px rgba(26, 26, 26, 0.1);
    border-radius: 17px;
    text-align: center;
    cursor: pointer;
    margin-top: 10px;
}

.sidebar_bom_box img {
    margin-top: 18px;
}

.sidebar_bom_box p {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #191919;
    padding: 0;
    margin: 0;
    line-height: 16px;
}


/* 底部导航 */

footer {
    width: 100%;
    /* height: 460px; */
    box-sizing: border-box;
    padding-bottom: 25px;
    background: #0F0A09;
}

.footer_box {
    width: 1200px;
    margin: auto;
    overflow: hidden;
}

.footer_logo {
    width: 100px;
    height: 40px;
    margin-top: 50px;
}

.footer_logo img {
    width: 100%;
    height: 100%;
}

.footer_tit {
    font-size: 18px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #FFFFFF;
    margin-top: 16px;
}

.footer_item_box {
    width: 100%;
    min-width: 1200px;
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}

.footer_item_box>div {
    /* margin-right: 140px; */
}

.footer_item_tit {
    font-size: 16px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 25px;
}

.footer_item_text a {
    color: #B1B1B1;
}

.footer_item_text {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #B1B1B1;
    margin-bottom: 20px;
}

.footer_item_img {
    position: relative;
    cursor: pointer;
    margin-bottom: 15px;
    color: #B1B1B1;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #B1B1B1;
}

.footer_item_img img {
    width: 30px;
    height: 30px;
    margin-right: 15px;
}

.footer_dia {
    display: none;
    width: 150px;
    height: 150px;
    background-color: #fff;
    position: absolute;
    top: -160px;
    left: 0px;
    border-radius: 10px;
    box-sizing: border-box;
    padding: 10px;
    z-index: 1000;
}

.footer_dia img {
    width: 100%;
    height: 100%;
}

.footer_record {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #9A9A9A;
    margin-top: 50px;
}

.nav_item_left {
    display: flex;
    align-items: flex-end;
}

.nav_item_left ul {
    display: flex;
    align-items: flex-end;
}

.nav_item_left ul li {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-right: 60px;
    cursor: pointer;
}

.nav_item_left ul li:hover {
    color: #DD021B !important;
}

.nav_active {
    color: #DD021B !important;
    border-bottom: 4px solid #DD021B;
    position: relative;
}


/* 按钮 */

.about_btn {
    width: 130px;
    height: 39px;
    background: #DD021B;
    border-radius: 20px;
    border: 1px solid #DD021B;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.about_btn span {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
}

.about_btn img {
    width: 15px;
    height: 15px;
}


/* 新闻通用 */

.news_com_box {
    width: 1236px;
    display: flex;
    flex-wrap: wrap;
    /* justify-content: space-between; */
}

.news_com_item {
    margin-right: 32px;
    width: 380px;
    margin-bottom: 30px;
}

.news_com_img {
    width: 380px;
    height: 228px;
}

.news_info {
    width: 100%;
    box-sizing: border-box;
    padding: 30px 30px 20px 30px;
    background: #1E1E1E;
}

.news_com_tit {
    font-size: 18px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
}

.news_com_text {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    margin: 13px 0;
    height: 42px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.posibox {
    background: #020202;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.model_content {
    background: #1C1918;
    /* overflow: hidden; */
    box-sizing: border-box;
    padding: 40px 0;
}


/* 页签 */

.model_tab {
    display: flex;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #B3B3B3;
}

.model_tab span {
    margin-right: 10px;
}

.tablight {
    color: #fff;
}

.model_box {
    width: 1200px;
    margin: auto;
    /* margin: 40px auto; */
}

.swiper-com {
    overflow: hidden;
    margin-top: 104px;
}


/* .office_banner {
    background: url('../img/office/banner.png') no-repeat;
}

.house_banner {
    background: url('../img/house/demo4.png') no-repeat;
}

.about_banner {
    background: url('../img/index/demo7.png') no-repeat;
} */

.banner {
    width: 100%;
    height: 570px;
    background-position: center center;
    background-size: auto 570px;
    overflow: hidden;
    position: relative;
}

.banner_box_item {
    width: 67%;
    min-width: 1200px;
}

.banner_con_item {
    margin-left: 130px;
}

.banner_box {
    width: 100%;
    position: absolute;
    display: flex;
    justify-content: center;
    /* top: 370px; */
    top: 23%;
}

.banner_com_box {
    width: 100%;
    position: absolute;
    display: flex;
    justify-content: center;
    top: 229px;
}

.banner_box h2 {
    font-size: 54px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #FFFFFF;
}

.banner_box p {
    font-size: 28px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #CDCDCD;
}


/* 中间导航 */

.model_nav {
    width: 100%;
    background: #0E0D0D;
}

.model_nav ul {
    width: 1200px;
    margin: auto;
    display: flex;
}

.model_nav ul li {
    height: 72px;
    line-height: 72px;
    font-size: 16px;
    font-weight: 400;
    margin-right: 60px;
    color: #fff;
    cursor: pointer;
}

.model_nav ul li:hover {
    color: #DD021B;
}

.model_active {
    color: #DD021B!important;
    border-bottom: 4px solid #DD021B;
}

.service_box {
    overflow: hidden;
}


/* .scale_con{
    transition: all 0.6s ease-in;
    -webkit-transition: all 0.6s ease-in;
    transform: scale(1);
    cursor: pointer;
}

.scale_con:hover{
    transform: scale(1.03);
} */

.nav_con_item {
    position: absolute;
    background: #1E1E1E;
    top: 38px;
    width: 130px;
    border-top: 4px solid #DD021B;
    display: none;
    z-index: 100000;
}

.nav_con_item ul {
    box-sizing: border-box;
    padding: 0 20px;
}

.nav_con_item ul li:nth-last-child(1) {
    border-bottom: none;
}

.nav_con_item ul li {
    box-sizing: border-box;
    padding: 20px 0;
    /* height: 54px; */
    /* line-height: 54px; */
    width: 100%;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    border-bottom: 1px solid #676767;
}

.nav_con_item ul li:hover {
    color: #DD021B!important;
}


/* 联系我们 */

.contact_main {
    display: none;
    width: 388px;
    height: 564px;
    background: #343434;
    box-shadow: 0px 2px 20px 0px rgba(26, 26, 26, 0.1);
    border-radius: 6px;
    position: fixed;
    bottom: 50px;
    right: 104px;
    z-index: 1000000;
    box-sizing: border-box;
    padding: 30px;
}
.contact_main_CN {
    display: none;
    width: 388px;
    height: 564px;
    background: #343434;
    box-shadow: 0px 2px 20px 0px rgba(26, 26, 26, 0.1);
    border-radius: 6px;
    position: fixed;
    bottom: 50px;
    right: 104px;
    z-index: 1000000;
    box-sizing: border-box;
    padding: 30px;
}
#carbonNeutralSubmit{
    display: none;
    width: 388px;
    height: 564px;
    background: #343434;
    box-shadow: 0px 2px 20px 0px rgba(26, 26, 26, 0.1);
    border-radius: 6px;
    position: fixed;
    bottom: 50px;
    right: 504px;
    z-index: 1000000;
    box-sizing: border-box;
    padding: 30px;
}
#messageBox {
    position: absolute;
    top: 240px;
    width: 328px;
    text-align: center;
    display: none;
}
#messageBoxCn {
    position: absolute;
    top: 240px;
    width: 328px;
    text-align: center;
    display: none;
}
#messageBoxCn span {
    background: #1E1E1E;
    padding: 5px 10px;
    border-radius: 10px;
    /* opacity: 0.6; */
    color: #ffffff;
}
.msg_box_main {
    display: none;
}

#msg_box {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

#msg_box span {
    background: #1E1E1E;
    padding: 5px 10px;
    border-radius: 10px;
    color: #ffffff;
}

#messageBox span {
    background: #1E1E1E;
    padding: 5px 10px;
    border-radius: 10px;
    /* opacity: 0.6; */
    color: #ffffff;
}

.contact_title {
    font-size: 16px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #FFFFFF;
}

.contact_con {
    margin-top: 36px;
}

.contact_item {
    margin-bottom: 16px;
}

.contact_item .contact_name {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
}

.contact_int {
    margin-top: 8px;
    width: 100%;
    height: 32px;
    background: #1E1E1E;
    border-radius: 2px;
    box-sizing: border-box;
    padding: 0 12px;
    display: flex;
    align-items: center;
}

.contact_int input {
    width: 100%;
    outline: none!important;
    border: none!important;
    background: #1E1E1E!important;
    color: #fff!important;
}

.contact_tarea textarea {
    width: 100%;
    height: 90px;
    background: #1E1E1E;
    border: none;
    outline: none;
    margin-top: 8px;
    box-sizing: border-box;
    padding: 5px 10px;
    color: #fff;
    resize: none;
}

.contact_msg {
    color: #CCCCCC;
    font-weight: 400;
    font-family: PingFangSC-Regular, PingFang SC;
    font-size: 14px;
}

.contact_msg a {
    color: #DD021B;
    text-decoration: underline;
}

.contact_sub {
    width: 328px;
    height: 35px;
    background: #DD021B;
    border-radius: 1px;
    margin-top: 27px;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.contact_sub_CN {
    width: 328px;
    height: 35px;
    background: #DD021B;
    border-radius: 1px;
    margin-top: 27px;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.close_btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 13px;
    height: 13px;
    cursor: pointer;
}
.close_btn_Cn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 13px;
    height: 13px;
    cursor: pointer;
}