@media screen and (max-width: 1200px) {
    .main,.top-nav-c{
        width: 90%;
        margin: 0 auto;
    }
    .ca-nav span {
        left: 0;
    }
    .ca-nav span.ca-nav-next{
        right: 0;
    }
    .top-nav-cr,.o-left{
        display: none;
    }
    .ca-container{
        width: 872px;
    }
    .ca-item{
        width: 291px;
    }
    .i-service ul{
        width: auto;
        height: auto;
        background: none;
    }
    .a-news .ul-wrap{
        width: 100%;
        margin-top: 0;
    }
    .a-news ul,.top-nav-cl,.top-nav-cr{
        width: auto;
    }
    .a-news li{
        width: 50%;
        margin-right: 0;
    }
    .a-news .i-news-con{
        width: 75%;
    }
    .a-news .i-news-con a{
        font-size: 15px;
    }
    .a-news .i-news-con p{
        font-size: 12px;
        margin-top: 0;
    }
    .a-news .date{
        margin-top: 8px;
    }
    .a-news .date span{
        font-size: 46px;
    }
    .flink,.footer,.footer-c,.footer-c .copy,.o-right,.o-right-t,.o-right-f{
        width: 100%;
    }
    .footer-c .nav{
        width: 60%;
    }
}
@media screen and (max-width: 990px){
    .main, .top-nav-c{
        width: 85%;
    }
    .top-nav-content .nLi h3 a{
        width: 88px;
    }
    .ca-container{
        width: 583px;
    }
    .i-power .p3{
        top: 616px;
    }
    .i-power .p4{
        top: 834px;
    }
    .a-about .p2{
        width: 80%;
    }
    .m-right,.m-mbx,.ca-container{
        display: none;
    }
    .m-right-title,.mo-pr{
        display: block;
    }
    .product_list li a.img{
        width: auto;
        height: auto;
    }
}
@media screen and (max-width: 798px){
    .pc-nav{
        display: none;
    }
    .m-nav{
        display: block;
    }
    .top-nav-content .nLi h3 a{
        width: 92px;
    }
    .a-news ul{
        margin-top: 0;
    }
    .a-news li,.a-news .i-news-con{
        width: 100%;
        float: none;
        margin-top: 0;
    }
    .a-news .date{
        display: none;
    }
    .m-date{
        display: block;
    }
    .a-news .i-news-con p{
        height: auto;
    }
    .a-news .i-news-con{
        padding-bottom: 10px;
        border-bottom: 1px #CCCCCC dashed;
    }
    .a-news .i-news-con{
         margin-left: 0;
    }
    .top-nav-content{
        width: auto;
    }
    #textarea  img,#textarea video,.listConts .showimg a img{
        width: 100%!important;
        height: auto!important;
    }
}
@media screen and (max-width: 690px){
    .ca-container {
        width: 460px;
    }
    .ca-item {
        width: 231px;
        height: 77%;
    }
    .ca-nav span{
        top: 42%;
    }
    .product_list li{
        width: 50%;
    }
    .m-right-title p{
        width: 20%;
    }
    .preNext,.othertext{
        display: none;
    }
}
@media screen and (max-width: 662px){
    .top-nav-content .nLi h3 a{
        width: 76px;
    }
}
@media screen and (max-width: 600px){
    .main, .top-nav-c {
        width: 100%;
    }
    .i-power{
        padding: 0 47px;
    }
    .top-all-c .scsy,.top-all-c .phone{
        display: none;
    }
    .top-nav-content .nLi h3 a {
        width: 78px;
    }
    .ca-item h3 a{
        font-size: 15px;
    }
    .pro_t{
        padding: 40px 0;
    }
    .a-news .i-news-con a{
        padding-left: 15px;
        width:auto;
    }
    .a-news .i-news-con p{
        padding: 0 15px;
    }
    .o-right-t{
        display: none;
    }
    .o-right-f{
        width: 95%;
        padding: 10px 0;
        margin: 0 auto;
    }
    .o-right-f p embed{
        width: 100% !important;
    }
    .m-title{
        display: block;
        text-align: center;
        font-size: 20px;
        color: #4c4b4b;
    }
}
@media screen and (max-width: 497px){
    .top-all,.pr-d img{
        display: none;
    }
    .pro_t span{
        font-size: 23px;
    }
    .i-power{
        background: none;
    }
    .i-power .point-top .number{
        font-size: 59px;
    }
    .i-power .point-top h3{
        font-size: 17px;
        font-weight: bold;
    }
    .i-power .point-bottom{
        font-size: 14px;
        width: 81%;
    }
    .o-right-f p embed{
        width: 100% !important;
        height: 291px;
    }
    .top-nav-content .sub:hover{
        display: block !important;
    }
    .news_list li span.class,.news_list li span.hits{
        display: none;
    }
    .news_list li .class,.news_list li span.time{
        display: inline-block;
        float: none;
    }
    .news_list li .title{
        display: inline-block;
    }
    .mo-pr-st{
      overflow: hidden;
       text-overflow: ellipsis;
      display: -webkit-box;
       -webkit-line-clamp: 2;
       -webkit-box-orient: vertical;
       height: auto;
    }
    .mo-pr-title{
        font-size: 14px;
    }
    .head{
       overflow: visible;
    }
}
@media screen and (max-width: 479px){
    .top-nav-content .nLi h3 a {
        width: 67px;
    }
    .pro_t img{
        display: none;
    }
    .ca-container {
        width: 230px;
    }
    .i-service{
        padding-bottom: 80px;
    }
    .i-service ul li{
        width: 50%;
    }
    .flink,.banner .hd{
        display: none;
    }
    .i-power .point{
        width: auto;
        background: none;
    }
    .i-power .point-top .point-info{
        padding-top: 7px;
    }
    .i-power .point-bottom{
        margin-top: 4px;
    }
    .i-power .p3 {
        top: 586px;
    }
    .footer-c .copy{
        overflow: visible;
    }
    .m-right-title p a{
        font-size: 12px;
    }
    .m-right-title p {
        width: 25%;
    }
    .news_list li{
        height: auto;
    }
    .product_list li p.info{
        width: auto;
        overflow: hidden; /*�Զ���������*/
        text-overflow: ellipsis;/*�������غ����ʡ�Ժ�*/
        white-space: nowrap;/*ǿ�Ʋ�����*/
    }
    .m-m{
        display: none;
    }
    .m-contact{
        display: block;
        font-size: 16px;
        padding: 0 15px;
    }
    .m-contact p{
        padding-bottom: 20px;
    }
    .m-map{
        display: block;
    }
}
@media screen and (max-width: 410px){
    .top-nav-content .nLi h3 a {
        width: 59px;
    }
}
@media screen and (max-width: 370px){
    .top-nav-content .nLi h3 a {
        width: 58px;
    }
}