#container1 {
    width: 1920px;
    margin: 0 auto;
    position: relative;
    left: 50%;
    margin-left: -960px;
    margin-top: 43px;
}

.product_center {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 82px;
}

.product_center .pro_title {
    text-align: center;
    margin-bottom: 45px;
}

.product_center .pro_content {
    margin-bottom: 24px;
}

.product_center .pro_content .aa {
    width: 100%;
    height: 100px;
    background: url(../images/product_class_kuang.png) no-repeat center;
}

.product_center .pro_content .aa ul {
    margin-left: 231px;
}

.product_center .pro_content .aa ul li {
    display: inline-block;
    padding: 0 25px;
    height: 100px;
    line-height: 100px;
    background: url(../images/+.png) no-repeat left 8px top 44px;
}

.product_center .pro_content .aa ul li a {
    font-size: 16px;
    color: #333;
}

.product_center .pro_con ul li {
    display: inline-block;
    margin: 0 20px;
    margin-bottom: 20px;

}

.product_center .pro_con ul li div {
    border: 1px solid #e6e6e6;
    padding: 2px;
    margin-bottom: 10px;
}

.product_center .pro_con ul li p {
    text-align: center;
    width: 100%;
    background: #f3f7fc;
    padding: 8px 0;
}

.guang {
    width: 1924px;
    height: 194px;
    position: relative;
    left: 50%;
    margin-left: -962px;
    background: url(../images/guang.png) no-repeat center;
}

.you {
    margin-top: -23px;
    margin-bottom: 20px;
    background: url(../images/you_back.png) no-repeat center;
}

.you .you_title {
    padding-top: 62px;
    text-align: center;
    margin-bottom: 14px;
}

.you .you_con {
    width: 1200px;
    margin: 0 auto;
}

.you .you_con .you_top {
    margin-bottom: 58px;
}

.you .you_con .you_top .y_t_left {
    width: 551px;
    float: left;
}

.you .you_con .you_top .y_t_left .you_one {
    width: 100%;
}

.you .you_con .you_top .y_t_left .you_one .one_title {
    width: 100%;
    margin-bottom: 20px;
}

.you .you_con .you_top .y_t_left .you_one .one_title img {
    float: left;
    padding-top: 8px;
    margin-right: 21px;
}

.you .you_con .you_top .y_t_left .you_one .one_title div {
    float: left;
    height: 76px;
    background: url(../images/you_xian.png) no-repeat bottom;
}

.you .you_con .you_top .y_t_left .you_one .one_title div h3 {
    font-size: 28px;
    color: #333;
}

.you .you_con .you_top .y_t_left .you_one .one_title div p {
    font-size: 12px;
    color: #636464;
}

.you .you_con .you_top .y_t_left .you_one .one_con {
    width: 476px;
    margin-left: 76px;
}

.you .you_con .you_top .y_t_left .you_one .one_con p {
    font-size: 14px;
    color: #666;
    background: url(../images/you_dian.png) no-repeat left;
    padding-left: 15px;
    line-height: 20px;
    margin-bottom: 5px;
}

.you .you_con .you_top .y_t_left .you_one .one_con p.pp {
    background: url(../images/you_dian.png) no-repeat left 0px top 5px;
}

.you .you_con .you_top .y_t_right {
    float: left;
    margin-left: 95px;
}

.you .you_con .you_bottom {
    padding-bottom: 67px;
}

.you .you_con .y_b_img {
    float: left;
}

.you .you_con .y_b_con {
    float: left;
    margin-left: 98px;
}

.you .you_con .y_b_con .one_title {
    margin-bottom: 20px;
}

.you .you_con .y_b_con .one_title img {
    float: left;
    padding-top: 8px;
    margin-right: 21px;
}

.you .you_con .y_b_con .one_title div {
    float: left;
    height: 76px;
    background: url(../images/you_xian.png) no-repeat bottom;
}

.you .you_con .y_b_con .one_title div h3 {
    font-size: 28px;
    color: #333;
}

.you .you_con .y_b_con .one_title div p {
    font-size: 12px;
    color: #636464;
}

.you .you_con .y_b_con .one_con {
    width: 476px;
    margin-left: 76px;
}

.you .you_con .y_b_con .one_con p {
    font-size: 14px;
    color: #666;
    background: url(../images/you_dian.png) no-repeat left;
    padding-left: 15px;
    line-height: 20px;
    margin-bottom: 5px;
}

.you .you_con .y_b_con .one_con p.pp {
    background: url(../images/you_dian.png) no-repeat left 0px top 5px;
}

.case_case {
    width: 100%;
    background: #f2f2f2;
    padding-bottom: 30px;
}

.case_case .cae_title {
    padding-top: 43px;
    text-align: center;
    margin-bottom: 30px;
}

.case_case .case_con {
    width: 1106px;
    margin: 0 auto;
    padding-bottom: 67px;
}

.case_case .case_con .case_left {
    width: 500px;
    height: 283px;
    float: left;
    position: relative;
}

.case_case .case_con .case_left p {
    position: absolute;
    text-align: center;
    width: 100%;
    height: 72px;
    line-height: 72px;
    bottom: 0px;
    font-size: 14px;
    background: url(../images/case_p_back.png) no-repeat center;
    color: #fff;
}

.case_case .case_con .case_right {
    width: 550px;
    float: left;
    margin-left: 20px;
}

.case_case .case_con .case_right ul li {
    display: inline-block;
    width: 263px;
    height: 149px;
    position: relative;
    margin-bottom: 30px;
}

.case_case .case_con .case_right ul li p {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 35px;
    width: 100%;
    text-align: center;
    line-height: 35px;
    background: url(../images/case_ri_p_back.png) no-repeat center;
    color: #fff;
    font-size: 14px;
}

.about_us {
    width: 100%;
    margin-bottom: 65px;
    background: url(../images/about_back.png) no-repeat center;
}

.about_us .a_u_w {
    width: 1200px;
    margin: 0 auto;
    padding-top: 54px;
}

.about_us .a_u_w .rong {
    width: 281px;
    height: 385px;
    position: relative;
    float: left;
    padding-bottom: 51px;
}

.about_us .a_u_w .rong .rt {
    width: 193px;
    height: 378px;
    border: 1px solid #7c7c7c;
}

.about_us .a_u_w .rong .rt p {
    padding-top: 15px;
    padding-left: 42px;
    color: #fff;
    font-size: 14px;
}

.about_us .a_u_w .rong .rt p span {
    margin-right: 5px;
    color: #fff;
    font-size: 17px;
}

.about_us .a_u_w .rong .r_lun {
    width: 266px;
    height: 286px;
    position: absolute;
    top: 53px;
    left: 12px;

}

.about_us .a_u_w .rong .r_lun .prev {
    position: absolute;
    width: 14px;
    height: 28px;
    left: 0;
    top: 45%;
    background: url(../images/rong_left.png) no-repeat center;
    cursor: pointer;
}

.about_us .a_u_w .rong .r_lun .next {
    position: absolute;
    width: 14px;
    height: 28px;
    right: 0;
    top: 45%;
    background: url(../images/rong_right.png) no-repeat center;
    cursor: pointer;
}

.about_us .a_u_w .rong .r_lun .bd {
    width: 203px;
    height: 286px;
    margin: 0 auto;
}

.about_us .a_u_w .ab {
    width: 791px;
    height: 370px;
    float: right;
    position: relative;
    background: url(../images/about_xian.png) no-repeat left 0px bottom 15px;
}

.about_us .a_u_w .ab h3 {
    font-size: 35px;
    color: #fff;
    margin-bottom: 3px;

}

.about_us .a_u_w .ab h3 span {
    font-size: 23px;
    color: #878a8d;
}

.about_us .a_u_w .ab h4 {
    font-size: 23px;
    color: #fff;
    margin-bottom: 20px;
}

.about_us .a_u_w .ab p {
    font-size: 12px;
    color: #fff;
    line-height: 28px;
    padding-right: 54px;
    text-indent: 20px;
}

.about_us .a_u_w .ab a {
    position: absolute;
    display: block;
    width: 102px;
    height: 31px;
    text-align: center;
    line-height: 31px;
    border: 1px solid #9c9b9b;
    border-radius: 3px;
    right: 3px;
    bottom: 0;
    color: #fff;
}

.chang {
    width: 1173px;
    margin: 0 auto;
    margin-bottom: 65px;
}

.chang .chang_title {
    width: 1106px;
    margin: 0 auto;
    height: 32px;
    border-bottom: 1px solid #dbdbdb;
    margin-bottom: 20px;

}

.chang .chang_title p {
    background: url(../images/title_left.png) no-repeat left;
    text-indent: 20px;
    color: #333;
    font-size: 18px;
    float: left;
}

.chang .chang_title a {
    float: right;
    font-size: 12px;
    color: #979493;

}

.chang .chang_title a img {
    margin-left: 8px;
}

.chang .chang_con {
    width: 1173px;
    height: 226px;
    position: relative;
}

.chang .chang_con .prev {
    width: 17px;
    height: 34px;
    cursor: pointer;
    position: absolute;
    right: 0;
    top: 30%;
    background: url(../images/chang_right.png) no-repeat center;
}

.chang .chang_con .next {
    width: 17px;
    height: 34px;
    cursor: pointer;
    position: absolute;
    left: 0;
    top: 30%;
    background: url(../images/chang_left.png) no-repeat center;
}

.chang .chang_con .bd {
    width: 1100px;
    margin: 0 auto;
}

.chang .chang_con .bd ul li {
    display: inline-block;
    width: 255px;
    height: 226px;
    margin: 0 8px;
}

.chang .chang_con .bd ul li img {
    margin-bottom: 15px;
}

.chang .chang_con .bd ul li p {
    text-align: center;
    font-size: 14px;
    color: #333;
}

.news_news {
    width: 100%;
    background: #f3f3f3;
}

.news_news .news_con {
    width: 1114px;
    margin: 0 auto;
    padding-top: 62px;
}

.news_news .news_con .new_two {
    width: 332px;
    float: left;
    margin: 0 15px;
    margin-bottom: 54px;
}

.news_news .news_con .new_two .news_tit {
    height: 34px;
    width: 332px;
    border-bottom: 1px solid #dfdfdf;
    margin-bottom: 16px;
}

.news_news .news_con .new_two .news_tit p {
    float: left;
    font-size: 16px;
    color: #333;
    text-indent: 15px;
    background: url(../images/title_left.png) no-repeat left;
}

.news_news .news_con .new_two .news_tit p span {
    font-size: 12px;
    color: #999;
}

.news_news .news_con .new_two .news_tit a {
    float: right;
    color: #666;
}

.news_news .news_con .new_two img {
    margin-bottom: 19px;
}

.news_news .news_con .new_two .n_t_con ul li {
    margin-bottom: 24px;
    background: url(../images/news_left.png) no-repeat left;
    text-indent: 20px;
}

.news_news .news_con .new_two .n_t_con ul li a {
    font-size: 14px;
    color: #666;
}

.news_news .news_con .news_chang {
    width: 332px;
    float: right;
}

.news_news .news_con .news_chang .news_tit {
    height: 34px;
    width: 100%;
    border-bottom: 1px solid #dfdfdf;
    margin-bottom: 16px;
}

.news_news .news_con .news_chang .news_tit p {
    float: left;
    font-size: 16px;
    color: #333;
    text-indent: 15px;
    background: url(../images/title_left.png) no-repeat left;
}

.news_news .news_con .news_chang .news_tit p span {
    font-size: 12px;
    color: #999;
}

.news_news .news_con .news_chang .news_tit a {
    float: right;
    color: #666;
}

.news_news .news_con .news_chang .bd {
    width: 100%;
}
.news_news .news_con .news_chang .bd ul li{
    width: 100%;
    height: 87px;
    border-bottom: 1px silver dashed;
    margin-bottom: 10px;
}
.news_news .news_con .news_chang .bd ul li .n_c_wen{
    width: 100%;
    margin-bottom: 12px;
}
.news_news .news_con .news_chang .bd ul li .n_c_wen img{
    float: left;
    margin-right: 20px;
}
.news_news .news_con .news_chang .bd ul li .n_c_wen a{
    font-size: 14px;
    color: #333;
}
.news_news .news_con .news_chang .bd ul li .n_c_das{
    width: 100%;
}
.news_news .news_con .news_chang .bd ul li .n_c_das img{
    float: left;
    margin-right: 20px;
}
.news_news .news_con .news_chang .bd ul li .n_c_das div{
    float: left;
    width: 274px;
    font-size: 12px;
    color: #a0a0a0;
}