html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    width: 100%;
    font-family: "微软雅黑", "Microsoft YaHei", Helvetica, sansation, Verdana, Arial, sans-serif;
    background-color: #f6f6ef;
}

body a{
    opacity: 0;
    position: absolute;
    bottom: 0;
    right: 0;
}

.warp a{
    opacity: 1;
    position: relative;
    bottom: auto;
    right: auto;
}

img{
    border:0;
}
.container {
    padding-top: 60px;
    padding-bottom: 40px;
    height: 100%;
    position: relative;
    width: 100%;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    overflow: hidden;
}
.container.black{
    background-color: #2f2f2f;
}
.menu {
    width: 100%;
    height: 60px;
    background-color: #262625;
    color: #fff;
    font-size: 18px;
    position: fixed;
    z-index: 10;
}

.menu .menu_warp {
    width: 770px;
    padding-left: 290px;
    margin: auto;
    position: relative;
}

.menu .logo {
    width: 180px;
    position: absolute;
    left: 10px;
    top: 12px;
}


.menu .logo3 {
    width: 50px;
    position: absolute;
    left: 210px;
    top: 5px;
}

.menu .logo3 img{
    width: 50px;
}


.menu a {
    text-decoration: none;
    color: #fff;
}

.menu .menu_one {
    width: 100px;
    position: relative;
    top: 12px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 5px;
    -webkit-border-radius: 5px;

}

.menu .menu_one.left {
    float: left;
    margin-right: 10px;
}

.menu .menu_one.right {
    float: right;
    margin-left: 20px;
}

.menu .menu_one.active {
    background-color: #585855;
}

.section_title {
    width: 100%;
    text-align: center;
    margin: 40px 0;
}

.index_banner {
    height: 720px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.index_banner img {
    height: 720px;
    position: absolute;
    top: 0;
    width: 1920px;
    left:50%;
    margin-left:-960px;
}

.index_culture {
    margin-top: 60px;
    position: relative;
    height: 640px;
    width: 100%;
}

.culture_bg {
    height: 200px;
    width: 100%;
    background-color: #393939;
    position: absolute;
    top: 0;
}

.culture_img {
    width: 500px;
    height: 380px;
    position: absolute;
    left: 50%;
    margin-left: -440px;
    top: 30px;
    z-index: 1;
}

.culture_text {
    height: 560px;
    width: 980px;
    margin: auto;
    background-color: #783534;
    color: #fff;
    position: relative;
    top: 75px;
    line-height: 21px;
}

.culture_text_title {
    font-size: 24px;
    padding-left: 580px;
    padding-top: 30px;
}

.culture_text_p1 {
    font-size: 14px;
    padding-left: 580px;
    padding-right: 40px;
}

.culture_text_p2 {
    font-size: 14px;
    padding: 30px 40px 10px 50px;
}

.index_brand {
    width: 980px;
    margin: 50px auto 0;
    padding: 10px 0;
}

.index_brand a {
    text-decoration: none;
    color: #666;
}

.index_news {
    background-color: #2f2f2f;
    width: 100%;
    padding: 40px 0;
}

.index_news a{
    text-decoration: none;
    color:#ecead2;
}
.news_one{
    padding: 10px 10px;
    border-bottom: 1px solid #c3c3be;
    width:980px;
    color:#ecead2;
    margin:auto;
}
.news_one .news_title {
    margin: 10px 0;
    font-size: 18px;
    font-weight: bold;
}

.news_one .news_short_content {
    margin: 20px 0;
    font-size: 14px;
}

.news_one .news_date {
    text-align: right;
    margin: 10px 0;
    font-size: 14px;
}


.index_knowledge {
    width: 980px;
    margin: 30px auto 0;
    padding: 40px 0;
}

.brand_one {
    width: 286px;
    height: 266px;
    float: left;
    overflow: hidden;
    text-align: center;
    padding: 10px 20PX;
}

.brand_img {
    margin: 10px 0;
}

.brand_name {
    margin: 5px 0;
    color: #666;
    font-size: 16px;
}

.brand_intro {
    text-indent: 2em;
    margin: 5px 0;
    color: #999;
    font-size: 14px;
}

.knowledge_one {
    width: 450px;
    float: left;
    padding: 0 20px;
}

.knowledge_title {
    margin: 15px 0 10px;
    font-size: 20px;
    color: #333;
}

.knowledge_short_content {
    font-size: 14px;
    color: #666;
}

.index_aboutus {
    padding-top: 5px;
    background: url(/img/aboutus-bg.png) no-repeat center;
    background-size: cover;
    width: 100%;
    height: 515px;
}

.aboutus_content {
    width: 980px;
    margin: auto;
}

.aboutus_map {
    float: left;
    width: 45%;
    text-align: right;
    padding-right: 5%;
}

.aboutus_info {
    float: right;
    width: 45%;
    padding-left: 5%;
    text-align: left;
    color: #fff;
}

.warp {
    width: 100%;
    position: relative;
    min-height: 100%;
    overflow: hidden;
}

.bottom {
    position: absolute;
    bottom: 0;
    width: 100%;
}

.copyright {
    line-height: 40px;
    height: 40px;
    width: 100%;
    color: #fff;
    font-size: 14px;
    background-color: #262625;
    text-align: center;
}

.brand_banner {
    height: 250px;
    width: 100%;
    position: relative;
    margin-bottom: -50px;
}

.brand_banner img {
    height: 250px;
    position: absolute;
    top: 0;
    width: 100%;
}

.knowledge_banner {
    width: 980px;
    height: 282px;
    margin: auto;
}

.knowledge_list {
    width: 980px;
    margin: auto;
}

.knowledge_list a {
    text-decoration: none;
    color: #666;
}

.knowledge_line {
    padding: 10px 10px;
    border-bottom: 1px solid #c3c3be;
}

.knowledge_line .knowledge_title {
    margin: 10px 0;
    font-size: 18px;
    font-weight: bold;
}

.knowledge_line .knowledge_desc {
    margin: 10px 0;
    font-size: 14px;
}

.knowledge_line .knowledge_date {
    text-align: right;
    margin: 10px 0;
    font-size: 14px;
}

.news_banner {
    width: 980px;
    height: 282px;
    margin: auto;
}

.news_list {
    width: 980px;
    margin: auto;
    color: #ecead2;
}

.news_list a{
    text-decoration: none;
    color:#ecead2;
}

.news_line {
    padding: 10px 10px;
    border-bottom: 1px solid #686760;
}

.news_line .news_title {
    margin: 20px 0;
    font-size: 18px;
    font-weight: bold;
}

.news_line .news_desc {
    margin: 10px 0;
    font-size: 14px;
}

.news_line .news_date {
    text-align: right;
    margin: 10px 0;
    font-size: 14px;
}

.brand_detail {
    width: 960px;
    margin: 30px auto;
}

.brand_left {
    width: 260px;
    padding: 20px 0;
    border-radius: 8px;
    background-color: #393939;
    color: #CCC;
    float: left;
}

.brand_left a {
    color: #CCC;
    text-decoration: none;
}

.brand_right {
    width: 550px;
    padding: 30px 60px;
    border-radius: 8px;
    background-color: #393939;
    color: #CCC;
    float: right;
    word-break: break-all;
    line-height: 30px;
    font-size: 16px;
}

.brand_left_title {
    font-size: 24px;
    font-weight: bold;
    padding: 0px 30px;
    line-height: 50px;
    margin: 10px 0;
}

.brand_left_title.active {
    background-color: #262625;
    color: #fff;
}

.brand_left_title.able:hover {
    background-color: #262625;
    color: #fff;
}

.brand_left_list_title {
    font-size: 18px;
    padding: 10px 20px 10px 50px;
    line-height: 30px;
    margin: 10px 0;
}

.brand_left_list_title:hover {
    background-color: #262625;
    color: #fff;
}

.brand_left_list_title.choose {
    background-color: #262625;
    color: #fff;
}

.brand_right img {
    float: left;
    max-width: 240px;
    padding: 20px 20px 20px 0;
}

.brand_right_title {
    font-size: 24px;
    font-weight: bold;
    padding-bottom: 30px;
}

.knowledge_detail {
    padding: 20px 0;
    font-size: 16px;
    line-height: 24px;
}

.knowledge_detail p {
    margin: 0;
}

.knowledge_detail .knowledge_title {
    text-align: center;
    margin:30px auto;
}

.knowledge_detail .knowledge_date {
    text-align: right;
    margin: 30px 0;
    font-size: 14px;
}

.search_warp {
    height: 26px;
    width: 180px;
    border: 1px solid #999;
    overflow: hidden;
    margin: 17px 30px;
    float: right;
    position: relative;
}

.search_warp input {
    z-index: 1;
    color: #fff;
    border: none;
    outline: none;
    background: transparent;
    -webkit-appearance: none;
    height: 26px;
    line-height: 26px;
    font-size: 14px;
    text-align: left;
    margin: 0;
    padding: 0;
    position: absolute;
    left: 5px;
    width: 150px;
    top: 0px;
    float: left;
}

.search_warp .search_btn {
    float: right;
    width: 26px;
    height: 26px;
}

.search_warp .search_btn img {
    width: 16px;
    margin: 4px;
}

.product_one {
    width: 286px;
    height: 266px;
    float: left;
    overflow: hidden;
    text-align: center;
    padding: 30px 20px;
    color: #333;
}

.product_one:hover {
    color: #999;
}

.product_img {
    background-color: #fff;
    width: 200px;
    height: 200px;
    padding: 15px 0;
    text-align: center;
    overflow: hidden;
    margin: auto;
}

.product_img img {
    max-width: 100%;
    max-height: 100%;
}

.product_name {
    padding: 30px;
    font-size: 24px;
}

.mobile_menu{
    display: none;
}

.hidden{
    display: none;
}