/* 公共class */
.transition-05 {
    transition: 0.5s;
}

/* 公共头部 */
.pub_top {
    width: 100%;
    font-size: 20px;
    height: 10em;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 10;
    background-color: #fff;
}

.pub_top_copy {
    width: 100%;
    font-size: 20px;
    height: 10em;
    position: relative;
}

.pub_top:before {
    content: "";
    width: 100%;
    height: 1px;
    background-color: #e6e6e6;
    display: block;
    position: absolute;
    left: 0;
    bottom: 2.5em;
}

.pub_top .inbox {
    width: 70%;
    margin: 0 auto;
    padding-left: 9em;
    padding-top: 2.5em;
    position: relative;
    height: 100%;
    left: -5%;
}

.pub_top .logo {
    position: absolute;
    left: 0;
    top: 0;
    width: 9em;
    height: 9em;
    display: none;
}

.pub_top .top_tit {
    display: block;
    width: 26em;
    height: 2em;
    margin: 0 auto;
    position: relative;
    left: 3em;
}

.pub_top .nav {
    width: 100%;
    text-align: center;
    height: 2.5em;
    margin-top: 0.5em;
}

.pub_top .nav li {
    display: inline-block;
    height: 2.5em;
    position: relative;
    padding: 0 0.7em;
}

.pub_top .nav li:before {
    content: "";
    width: 0;
    height: 100%;
    display: inline-block;
    vertical-align: middle;
}

.pub_top .nav li>a {
    display: inline-block;
    vertical-align: middle;
    font-size: 14px;
    color: #434343;
}

.pub_top .nav dl {
    position: absolute;
    background-color: rgba(525, 255, 255, 0.7);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    opacity: 0;
    visibility: hidden;
    top: 110%;
    z-index: 10;
}

.pub_top .nav dd {
    font-size: 12px;
    color: #000000;
    text-transform: uppercase;
    white-space: nowrap;
    flex: 1;
    padding: 2em 3em;
    position: relative;
}

.pub_top .nav .ssnav_max dd>a {
    display: block;
    font-size: 14px;
    padding: 0 0 1em 0;
    margin-bottom: 0.5em;
    border-bottom: 1px solid #907e5f;
    letter-spacing: 0.5em;
    color: #000;
}

.pub_top .nav dd:before {
    content: '';
    width: 1px;
    height: 1em;
    position: absolute;
    left: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    background-color: #060606;
}

.pub_top .nav .ssnav_max dd:before,
.pub_top .nav dd:first-child:before {
    display: none;
}

.pub_top .ssub_nav {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    background: rgba(255, 255, 255, 0.7);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    top: 110%;
}

.pub_top .ssub_nav.ssub_nav_img {
    width: 120px;
}

.pub_top .ssub_nav img {
    display: block;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.pub_top .ssnav_max .ssub_nav {
    position: static;
    left: 0;
    top: 0;
    transform: translateX(0);
    background: none;
}

.pub_top .ssub_nav a {
    display: block;
    padding: 0.5em 0;
    color: #000;
}

.pub_top .nav dd:hover .ssub_nav,
.pub_top .nav li:hover dl,
.pub_top .nav li:hover .ssnav_max .ssub_nav {
    top: 100%;
    opacity: 1;
    visibility: visible;
}

.pub_top .nav li.on>a,
.pub_top .nav li a:hover {
    color: #a6081f;
}

/* 产品三级 */
.pub_top .nav li .ssnav_max {
    /* background-color: rgba(186, 183, 183, 0.5); */
    padding-left: 200px;
    background-image: url('../img/nav_bg.png');
    background-repeat: no-repeat;
    background-position: 50px center;
    background-size: 132px 132px;
}

/* 公共底部 */
.pub_foot .top {
    width: 100%;
    background-color: #9c9c9c;
    text-align: center;
    padding: 2% 3%;
    text-transform: uppercase;
}

.pub_foot .top dl {
    display: inline-block;
    text-align: left;
    vertical-align: top;
    margin: 0 2%;
}

.pub_foot .top dt {
    font-size: 18px;
    color: #ffffff;
    line-height: 1.5em;
    margin-bottom: 0.8em;
}

.pub_foot .top dd {
    font-size: 14px;
    color: #ffffff;
    margin-top: 0.3em;
    line-height: 1.5em;
}

.pub_foot a {
    color: inherit;
}

.pub_foot a:hover {
    color: #a6081f;
}

.pub_foot .bot {
    width: 100%;
    background-color: #bfbfbf;
    padding: 1% 3%;
}

.pub_foot .bot .inbox {
    width: 100%;
    max-width: 950px;
    margin: 0 auto;
}

.pub_foot .bot .t1,
.pub_foot .bot .t2 {
    font-size: 14px;
    color: #fff;
    line-height: 34px;
}

.pub_foot .bot .t2 img {
    width: 34px;
    height: 34px;
    display: inline-block;
    vertical-align: middle;
}

/* 首页banner */
.index_banner {
    width: 100%;
    font-size: 20px;
    height: calc(100vh - 10em);
    position: relative;
    overflow: hidden;
}

.index_banner img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 翻页 */
.pub_fanye {
    text-align: center;
    font-size: 0;
}

.pub_fanye>* {
    display: inline-block;
    font-size: 16px;
    margin: 0 0.5em;
    color: #666;
    padding: 0.5em 0;
}

.pub_fanye a,
.pub_fanye input {
    border: 1px solid #d7d7d7;
    outline: none;
    background: #fff;
    padding: 0.5em 1em;
}

.pub_fanye a.on,
.pub_fanye a:hover {
    background-color: #797979;
    color: #fff;
}

.pub_fanye input {
    width: 3em;
    padding: 0.5em 0;
    text-align: center;
}

.pub_fanye .btn {
    cursor: pointer;
}

/* 语言切换 */
.changeLang {
    position: absolute;
    right: 3em;
    font-size: 1em;
    line-height: 2em;
    height: 2em;
    top: 40%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}

.changeLang a.on,
.changeLang a:hover {
    color: #a6081f;
}

/* 面包屑导航 */
.mbx_box {
    font-size: 14px;
    color: #000000;
    padding-top: 2em;
    padding-bottom: 2em;
    font-family: SimHei;
    letter-spacing: 0.5em;
}


@media screen and (max-width: 1800px) {
    .pub_top .inbox {
        width: 57%;
    }
}

@media screen and (max-width: 1700px) {
    .pub_top .inbox {
        width: 60%;
    }
}

@media screen and (max-width: 1600px) {
    .pub_top .inbox {
        width: 65%;
    }
}

@media screen and (max-width: 1500px) {

    .index_banner,
    .pub_top_copy,
    .pub_top {
        font-size: 18px;
    }

    .pub_top .inbox {
        width: 71%;
    }
}

@media screen and (max-width: 1300px) {
    .pub_top .inbox {
        width: 80%;
    }
}

@media screen and (max-width: 1200px) {
    .changeLang {
        right: 10em;
    }

    .index_banner,
    .pub_top_copy,
    .pub_top {
        font-size: 6px;
    }

    .pub_top .inbox {
        width: 100%;
        padding-left: 11em;
        padding-right: 11em;
        left: 0;
    }

    .pub_top .nav {
        display: none;
    }

    .pub_top .nav_btn {
        position: absolute;
        width: 9em;
        height: 7.5em;
        right: 0;
        top: 0;
    }

    .pub_top .nav_btn:before,
    .pub_top .nav_btn:after {
        content: "";
        position: absolute;
        left: 2em;
        width: 5em;
        height: 2px;
        background: #73333c;
        -webkit-transition: all 0.3s ease-out 0s;
        transition: all 0.3s ease-out 0s;
    }

    .pub_top .nav_btn:before {
        top: 3em;
    }

    .pub_top .nav_btn:after {
        bottom: 3em;
    }

    .pub_top .nav_btn.on:before {
        -webkit-transform: rotate(45deg);
        transform: rotate(45deg);
        top: 50%;
    }

    .pub_top .nav_btn.on:after {
        -webkit-transform: rotate(-45deg);
        transform: rotate(-45deg);
        top: 50%;
    }

    .pub_top .logo {
        left: 2em;
    }

    .pub_top .nav.on {
        display: block;
        background-color: rgba(0, 0, 0, 0.8);
        position: absolute;
        left: 0;
        top: 100%;
        width: 100%;
        height: 300px;
        /* height: calc(100vh - 60px); */
        overflow-x: hidden;
        overflow-y: auto;
        text-align: left;
        padding: 3%;
        margin: 0;
        z-index: 10;
    }

    .pub_top .nav.on li {
        display: block;
        height: auto;
        margin: 1em 0;
    }

    .pub_top .nav.on li a {
        color: #fff;
        display: inline-block;
        border-bottom: 0;
        letter-spacing: 0;
    }

    .pub_top .nav li:before {
        display: none;
    }

    .pub_top .nav dl {
        position: relative;
        top: 0;
        left: 0;
        opacity: 1;
        visibility: visible;
        background: none;
        display: block;
        transform: translateX(0);
    }

    .pub_top .nav dd:before {
        display: none;
    }

    .pub_top .nav dd {
        margin: 3px;
        padding: 0.5em 1em;
    }

    .pub_top .nav dd>a {
        height: 2em;
        line-height: 2em;
        padding: 0 1em !important;
        background-color: rgba(255, 255, 255, 0.2);
    }

    .pub_top .nav li .ssnav_max {
        padding-left: 0;
        background: none;
    }

    .pub_top .ssub_nav.ssub_nav_img {
        width: 80px;
        margin-top: 10px;
    }

    .pub_top .ssub_nav.ssub_nav_img img {
        width: 80px;
        height: 80px;
    }

    .pub_top .ssub_nav {
        opacity: 1;
        visibility: visible;
        position: relative;
        left: 0;
        transform: translateX(0);
        margin-left: 1em;
        top: 0;
        background: none;
        text-align: left !important;
        white-space: normal;
    }

    .pub_top .ssub_nav a {
        margin: 8px 3px;
        height: 2em;
        line-height: 2em;
        padding: 0 1em;
        background-color: rgba(255, 255, 255, 0.2);
        text-align: center;
    }

    .pub_top .ssub_nav a {
        display: inline-block;
    }

    .pub_foot .top dt {
        font-size: 14px;
    }

    .pub_foot .top dd {
        font-size: 12px;
    }

    .pub_foot .bot .t2 img {
        width: 20px;
        height: 20px;
    }

    .index_banner {
        font-size: 16px;
    }

    .pub_foot .top dl {
        width: 48%;
        margin: 1%;
    }

    .pub_foot .bot .t1,
    .pub_foot .bot .t2 {
        float: none;
        display: block;
        text-align: center;
        line-height: 1.5em;
        margin: 5px 0;
    }
    /*新增头部导航样式*/
    .pub_top,.pub_top_copy{
        height: 8em;
    }
    .pub_top:before{bottom: 1.5em}
    .pub_top .inbox{
        padding-right: 8em;
    }
    .pub_top .top_tit {
        width: 100%;
        height: auto;
    }
    .pub_top .nav_btn{
        width: 7em;
    }
    .pub_top .nav_btn:before, .pub_top .nav_btn:after{
        width: 4em;
        height: 3px;
    }
}

@media screen and (max-width: 800px) {
    .index_banner {
        height: calc(100vh - 340px);
    }

    .pub_fanye>* {
        display: none;
    }

    .pub_fanye .prev,
    .pub_fanye .next {
        display: inline-block;
        width: 40%;
        font-size: 14px;
    }

    .mbx_box {
        font-size: 12px;
    }

    .pub_top .inbox {
        padding-left: 2em;
    }

    .pub_top .top_tit {
        margin-left: 0;
        left: 0;
    }
}

@media screen and (max-width: 320px) {
    .pub_top .top_tit {
        width: 14em;
        height: auto;
        margin-top: 0.5em;
    }
}