*{
    margin: 0;
    padding: 0;
}

body{
    font-family:"Arial","Microsoft YaHei","黑体","宋体","sans-serif","HelveticaNeue-Medium","HelveticaNeue";
    /* font-family:HelveticaNeue-Medium,HelveticaNeue; */
    background: #000;
}

.navbar-custom .navbar-brand.logo-image img {
    width:165px;
    height: auto;
    margin-left: 80px;
    -webkit-backface-visibility: hidden;
}

@media (min-width: 768px){
    .navbar-custom {
        padding: 0.5rem 3rem 0.5rem 3rem;
    }
}

@media (min-width: 1200px){
    .navbar-custom.top-nav-collapse {
        padding-right: 7rem;
        padding-left: 7rem;
    }
}

@media (min-width: 768px){
    .navbar-custom.top-nav-collapse {
        padding: 0.375rem 1.5rem 0.375rem 2rem;
    }
}


.footer {
    padding-top: 4rem;
    padding-bottom: 2rem;
    padding: 0;
    color: #DADADA;
    font-size: 16px;
    background: #1D1D1D;
}

.footer a{
    font-size: 16px;
    color: #DADADA;
    text-decoration: none;
    /* font-family:PingFangSC-Regular,PingFang SC; */
}

.footer a:hover{
    text-decoration: underline;
}

.basic-1 {
    padding-top: 5.5rem;
    padding-bottom: 0;
}

.navbar-dark .navbar-nav .show > .nav-link, .navbar-dark .navbar-nav .active > .nav-link, .navbar-dark .navbar-nav .nav-link.show, .navbar-dark .navbar-nav .nav-link.active {
    color: #57DFAE;
}

a:hover{
    cursor: pointer;
}

.navbar-dark .navbar-nav .nav-link2:hover {
    /* border-radius: 17px; */
    opacity: 0.8;
}

/* ------下面 响应式 手机端-------- */
.navbar-custom {
    background-color: #fff;
}
.navbar-custom .navbar-toggler {
    color: #444;
}

/* -------------------- */
.back-to-top{
    display: none;
}

a.back-to-top {
    position: fixed;
    z-index: 999;
    right: 1rem;
    bottom: 4rem;
    display: none;
    width: 2.625rem;
    height: 2.625rem;
}

/* 正文 css */
/* 手机端 展开图标 */
.navbar-custom .navbar-toggler {
    color: #444;
    font-size: 1.2rem;
    outline: none;
    /* background: pink; */
}

.navbar-custom button[aria-expanded='false'] .navbar-toggler-awesome.fas.fa-bars {
    display: inline-block;
}

.navbar-custom button[aria-expanded='false'] .navbar-toggler-awesome.fas.fa-times {
    display: none;
}

.navbar-custom button[aria-expanded='true'] .navbar-toggler-awesome.fas.fa-bars {
    display: none;
}

.navbar-custom button[aria-expanded='true'] .navbar-toggler-awesome.fas.fa-times {
    display: inline-block;
    margin-right: 0.125rem;
}

.navbar-custom .nav-item .nav-link2 {
    padding: 8px 16px;
    color: #C0C1C1;
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}
/*  over */

/* box1 */
.box1{
    /* width: 100%;
    height: 982px;
    background: url(../img/box1_bgc.jpg) no-repeat;
    background-size: 100% 100%; */
    /* background: red; */
    position: relative;
}
.top_bgc{
    max-width: 100%;
    margin-top: 22px;
    margin-top: 118px;
}

.bun_list{
    position: absolute;
    top: 76%;
}

.navbar-custom {
    padding: 0.88rem 3rem;
    padding-right: 90px;

    background: #000000;
    /* border: 1px solid #080102; */
    opacity: 0.8;
    height: 118px;
}

.navbar-dark .navbar-nav .nav-link:hover, .navbar-dark .navbar-nav .nav-link:focus {
    color: #444444;
}

.box1 .collapse .navbar-nav .active{
    padding: 0;
    color: #FFFFFF;
    border: 3px;
    line-height: 18px;
    padding-bottom: 47px;
    font-weight: 600;
    
    border: 4px solid rgba(242,181,78,.3);
	border-image-source: url(../img/border_img.png);
    border-image-slice: 10;
    border-top: none;
}

.navbar-dark .navbar-nav .nav-link:hover{
    border-radius:17px;
    opacity:0.8;
    color: #fff;
}

.navbar-dark .navbar-nav .nav-link2{
    height: 30px;
    line-height: 10px;
    margin: 0 18px;
}


.navbar-dark .navbar-nav .show > .nav-link, .navbar-dark .navbar-nav .active > .nav-link, .navbar-dark .navbar-nav .nav-link.show, .navbar-dark .navbar-nav .nav-link.active {
    color: #fff;
}

/* over */

/* 内容 */

.bun_list{
    /* padding-top: 700px; */
    text-align: center;
    display: flex;
    justify-content: space-evenly;
}
.bun_list img{
    width: 302px;
    height: 97px;
    display: inline-block;
    position: relative;
    cursor: pointer;
}

.box_ewm{
    position: absolute;
    /* width: 234px; */
    
    /* background: linear-gradient(0deg, #FF9A0A, #FEDD04); */
    background: rgba(255,161,9,0.4);
    /* border: 1px solid #FDFF32; */
    box-shadow: 1px 1px 9px 0px rgba(46, 46, 46, 0.77);
    border-radius: 0 0 6px 6px;

    margin-left: 33px;
    margin-top: -10px;

    display: none;
}

.display_box:hover .box_ewm{
    display: block;
}

.box_ewm img{
    width: 176px;
    height: 176px;
    margin: 28px;
    background: #fff;
}


/* box2 */
.box2{
    /* height: 489px; */
    background: #0E0E0E;
    box-sizing: border-box;
    padding: 32px 0 70px;
}

.box2_1{
    text-align: center;
}

.box2_1 img{
    width: 320px;
}

.box2_2{
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;

    font-weight: 400;
    color: #CBCBCB;
    line-height: 30px;
    margin-top: 50px;
}

.box2_2>div{
    width: 280px;
}

.box2_2_img{
    width: 180px;
    text-align: center;
    display: block;
    margin: 0 auto;
}
/* box2  over */

/* box3 */

.box3img1{
    max-width: 100%;
    margin-top: -1px;
}

.box3img2{
    max-width: 100%;
    margin-top: -7.2rem;
    margin-left: -1px;
}
/* box3 over */


/* box4 */
.box4img1{
    max-width: 100%;
    margin-top: -2px;
}

.box4img2{
    max-width: 100%;
    margin-top: -7.7rem;
    margin-left: -1px;
}

/* box4 over */

/* box5 */
.box5img1{
    max-width: 100%;
    margin-top: -1px;
}

.box5img2{
    max-width: 100%;
    margin-top: -4.4rem;
    margin-left: -1px;
}

/* box5 over */

/* box6 */
.box6img1{
    max-width: 100%;
    margin-top: -2px;
}

.box6img2{
    max-width: 100%;
    margin-top: -6.3rem;
    margin-left: -1px;
}

/* box6 over */
.box7{
    padding: 50px 0;
}

.box7_img1{
    max-width: 274px;
    display: block;
    margin: 0 auto;
}

.box7_1{
    max-width: 1200px;
    margin: auto;
    /* display: flex; */
    justify-content: space-between;
    /* background: pink; */
    /* height: 300px; */
    margin-top: 98px;
}

.box7_a{
    display: inline-block;
    margin: auto;
    max-width: 600px;
}

.box7_2{
    max-width: 600px;
    box-sizing: border-box;
    padding: 10px 10px;
    background: #000000;
    display: inline-block;
    border: 2px solid #585858;
    opacity: 0.7;

    margin: auto;
    display: block;
}

.box7_3{
    max-width: 220px;
    height: auto;
    vertical-align: top;
    margin-top: 10px;
}

.box7_4{
    padding-left: 12px;
    display: inline-block;
    max-width: 330px;
}
.box7_5{
    font-size: 18px;
    font-weight: 400;
    color: #F5F5F5;
}

.box7_6{
    font-size: 14px;
    font-weight: 400;
    color: #CBCBCB;
    line-height: 20px;
    margin-top: 0;
    text-align: justify;
}
.box7_2_R{
    float: right;
}
/* 正文 内容 over */

/* footer */
.f_box1{
    max-width: 1170px;
    margin: 0 auto;
    /* background: pink; */
    padding-top: 27px;
    padding-bottom: 30px;
}
.f_box2{
    max-width: 86px;
}

.f_box3{
    max-width: 115px;
    vertical-align: sub;
    margin-top: -40px;
    float: right;
}

.f_box4{
    height: 97px;
    border-bottom: 1px solid #373737;
    padding-bottom: 17px;
}

.f_box4 a{
    line-height: 146px;
    margin-right: 75px;
}

.f_box5{
    margin-top: 43px;
    font-weight: 400;
    color: #ECECEC;
    display: flex;
    justify-content: space-between;
}

.f_box6{
    text-align: left;
}
.f_box7{
    text-align: right;
}
/* footer over */
.nav-link_lang{
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    padding-left: 50px;
    color: #D5D5D5;
}

.nav-link_lang:hover{
    color: #D5D5D5;
    opacity: 0.8;
    text-decoration: none;
}

.sanj{
    background: url(../img/sanjiao.png) no-repeat;
    background-size: 100% 100%;
    width: 15px;
    height: 9px;
    display: inline-block;
    margin-right: 10px;
}


.f_box3{
    width: 100px !important;
    height: 100px !important;
    position: relative;
    background: url(../img/erHeYi.png) no-repeat;
    background-size: 100% 100%;
}

.f_box3 img{
    width: 30px;
    position: absolute;
    left: 50px;
    top: 50px;
    transform: translate(-50%,-50%);
}


/* 媒体查询 */
@media (max-width: 1500px){
    .box1 {
        /* height: 937px;
        margin-top: 6px; */
    }
}

@media (max-width: 1400px){
    .box1 {
        /* height: 867px;
        margin-top: 15px; */
    }
    .bun_list img {
        width: 240px;
        height: auto;
    }
    .bun_list {
        /* padding-top: 650px; */
        text-align: center;
        display: flex;
        justify-content: space-evenly;
    }
    .box_ewm img {
        width: 165px;
        margin: 18px;
    }
    .box_ewm {
        margin-left: 19px;
    }

}

@media (max-width: 1300px){
    .box1 {
        /* height: 798px;
        margin-top: 22px; */
    }
    .bun_list {
        /* padding-top: 603px; */
    }
}

@media (max-width: 1200px){
    .box1 {
        /* height: 722px;
        margin-top: 32px; */
    }
    .bun_list {
        /* padding-top: 538px; */
    }
}

@media (max-width: 1160px){
    .box7_a{
        display: block;
    }
}

@media (max-width: 1155px){
    .box7_2 {
        display: block;
        margin: 0 auto;
    }
    .box7_2_R {
        float: inherit;
        margin-top: 50px;
    }
    .bun_list img {
        width: 218px;
        height: auto;
    }
    .box_ewm img {
        width: 141px;
        margin: 18px;
    }
    .f_box1 {
        max-width: 990px;
    }

}

@media (max-width: 900px){
    .box1 {
        /* height: 575px;
        margin-top: 49px; */
    }
    .bun_list {
        /* padding-top: 420px; */
    }
    .bun_list img {
        width: 164px;
        height: auto;
    }
    .box_ewm img {
        width: 114px;
        margin: 10px;
    }
    .box_ewm {
        margin-left: 14px;
        margin-top: -6px;
    }
    .navbar-custom .nav-item .nav-link2 {
        padding: 8px 0;
        margin: 0 13px;
    }
    .navbar-custom .navbar-brand.logo-image img {
        margin-left: 0;
    }
    .f_box1 {
        max-width: 770px;
    }
    .box2_2>div {
        max-width: 280px;
        margin: 0 10px;
    }
    
}

@media (max-width: 800px){
    .box1 {
        /* height: 492px;
        margin-top: 60px; */
    }
    .bun_list {
        /* padding-top: 350px; */
    }
    .f_box1 {
        max-width: 600px;
    }
}


@media (min-width: 768px){
    .navbar-custom.top-nav-collapse {
        background-color: #fff;
    }
}

.app_box{
    display: flex;
    margin-left: 50%;
    transform: translateX(-50%);
}
.box_ios{
    margin-left: 200px;
}
.app_XZ{
    display: none;
}
@media (max-width: 414px){
    .app_box{
        display: none;
    }
    .navbar-custom {
        padding: 1rem 2rem;
        height: auto;
    }

    .navbar-custom .navbar-toggler {
        color: #fff;
    }
    .navbar-custom .navbar-brand.logo-image img {
        width: 183px;
        height: auto;
        margin-left: 32px;
    }
    .box1 .collapse .navbar-nav .active {
        padding: 0;
        margin-left: 33px;
        padding-bottom: 2px;
    }
    .nav-link_lang {
        margin-left: 16px;
        padding-left: 17px;
    }

    .navbar-collapse ul li{
        padding: 5px 0;
    }
    .navbar-dark .navbar-nav .nav-link2:hover {
        background:transparent;
    }

    /* ---- */

    .footer {
        margin: 0;
        padding: 0;
    }

    .box1 {
        /* width: 100%;
        margin-top: 5.5rem;
        height: 16rem;
        background: url(../img/box1_bgc.jpg) no-repeat;
        background-size: 100% 100%; */
    }

    .app_XZ{
        display: flex;
        justify-content: space-evenly;
        padding-top: 12rem;

        position: absolute;
        top: 20%;
        margin-left: 50%;
        transform: translateX(-50%);
    }

    .app_XZ_and{
        width: 7rem;
        height: 2rem;
    }
    .app_XZ_ios{
        width: 7rem;
        height: 2rem;
        margin-left: 3rem;
    }

    .box2_2 {
        display: inherit;
        margin: 0 auto;
    }
    .box2_1 img {
        width: 220px;
    }
    .box2_2>div {
        width: auto;
        max-width: 349px;
        margin: 0 auto;
    }
    .box7_img1 {
        max-width: 212px;
    }
    .box7_2 {
        display: block;
        border: none;
    }
    .box7_3 {
        max-width: 23rem;
        display: block;
        margin: 0 auto;
    }

    .box7_4 {
        display: inline-block;
        max-width: initial;
        padding: 20px;
    }
    .f_box4 a {
        line-height: 8;
        margin-right: 13px;
        font-size: 12px;
    }
    
    .f_box5 {
        font-size: 12px;
    }

    .f_box1 {
        padding-bottom: 30px;
    }

    .box3img2 {
        margin-top: -1.6rem;
    }

    .box4img2 {
        margin-top: -1.7rem;
    }

    .box5img2 {
        margin-top: -1rem;
    }

    .box6img2 {
        margin-top: -1.4rem;
    }

    .box7 {
        padding-bottom: 0;
        padding-top: 20px;
    }

    .box7_1 {
        margin-top: 20px;
    }
    .box7_2_R {
        margin-top: 0;
    }
    .navbar-custom .nav-item .nav-link2 {
        margin-left: 34px;
    }

}

/* 苹果5 */
@media (max-width: 320px){
    .box7_3 {
        max-width: 17rem;
    }

    .navbar-custom .navbar-brand.logo-image img {
        width: 115px;
    }

    .box2_2>div {
        max-width: 279px;
    }

    .f_box4 a {
        margin-right: 0;
    }

    .f_box5 {
        display: block;
    }
    .f_box7 {
        text-align: left;
    }

}