@media only screen and (max-width: 1900px){

}
@media only screen and (max-width: 1800px){


}
@media only screen and (max-width: 1700px){
}
@media only screen and (max-width: 1440px){
body{
    zoom:0.9;
}
}
@media only screen and (max-width: 1366px){

}
@media only screen and (max-width: 1280px){
.main{
    width: 94%;
}
}
@media only screen and (max-width: 1200px){

}

@media only screen and (max-width: 1152px){
.nav-ul>li+li {
    margin-left: 30px;
}



}
@media only screen and (max-width: 1024px){
.header {
    position: fixed;
    box-shadow: 0 3px 5px rgba(0,0,0,0.2);
}
.head {
    height: 100px;
}
.sousuo,.navBox{
    display: none;
}

.menu{
    display: flex;
    align-items: center;
}
.head_fix {
    display: block;
}
.logo {
    max-width: 75%;
}


}
@media only screen and (max-width: 900px){
.index4 ul li {
    width: 48.5%;
    margin-right: 3%;
}
.index4 ul li:nth-child(2n) {
    margin-right: 0;
}
.foot1{
    display: none;
}
.foot2 {
    width: 65%;
}
.page2 a {
    display: block;
    float: none!important;
    text-align: left!important;
}
.cp {
    display: block;
}
.cp_lf {
    width: 100%;
    margin-right: 0;
}
.cp_lf h2 {
    line-height: initial;
    color: #333333;
    margin-bottom: 30px;
    background: none;
}
.cp_lf ul{
    display: none;
}
.mmm{
    display: block;
}
.case_nav {
    padding: 0 40px;
}
.case_nav .swiper-slide {
    font-size: 18px;
    line-height: 50px;
}
.pro_lf {
    float: none;
    width: 80%;
    margin: 0 auto 20px;
}
.pro_ri {
    float: none;
    width: 100%;
}
.pro_ri h3 {
    text-align: center;
}
.zp_lf,.zp_z,.lx_lf {
    width: 100%;
    margin-bottom: 30px;
}
.zp_ri {
    width: 100%;
    min-height: 100%;
}
.contact{
    background: none;
}
.lx_ri {
    width: 94%;
    margin: 0 auto;
    padding: 20px 30px;
    background: #ff0000;
}





}
@media only screen and (max-width: 768px){
.ind2_ri {
    font-size: 24px;
    line-height: 50px;
    color: #ffffff;
    text-align: right;
    margin-top: -10px;
    font-family: 'bold';
}
.zizhi ul li p {
    font-size: 18px;
}
.new ul li,.cp_ul ul li,.case_ul ul li {
    width: 48.5%;
    margin-right: 3%;
}
.new ul li:nth-child(3n),.cp_ul ul li:nth-child(3n) {
    margin-right: 3%;
}
.new ul li:nth-child(2n),.cp_ul ul li:nth-child(2n),
.case_ul ul li:nth-child(2n) {
    margin-right: 0;
}

}
@media (max-width: 640px){

}
@media only screen and (max-width: 500px){
body{
    zoom:1;
}
.head {
    height: 50px;
}

.menu{
    width: 10%;
}
.nav {
    top: 50px;
    overflow: scroll;
    overflow-x: hidden;
}
.nav-left{
    top: 50px;
}
.a {
    font-size: 16px;
    line-height: 50px;
}

.levell {
    font-size: 14px;
    line-height: 40px;
}
.head_fix {
    height: 50px;
}
.onli .a,.levell>a{
    background-size: 8px 15px !important;    
}
.l .a.bg,.levell.bg1>a{
    background-size: 15px 8px !important;  
}
.banner img{
    height: 190px;
    object-fit: cover;
}
.banner .swiper-container-horizontal>.swiper-pagination-bullets {
    bottom: 10px;
}
.banner .swiper-pagination-bullet {
    width: 20px;
    height: 3px;
}
.aa .aaz,.aa .aay{
    width: 12px;
    height: 23px;
    margin-top: -13px;
}
.aa .aaz{
    left: 5px;
}
.aa .aay {
    right: 5px;
}
.index1 {
    padding: 40px 0;
}
.ind1{
    display: block;
    margin-bottom: 0;
}
.ind1 .ind1_lf {
    width: 100%;
    padding-right: 0;
}
.ind1_lf h3 {
    font-size: 22px;
    line-height: 22px;
    padding-left: 5px;
    margin-bottom: 20px;
    border-left: 5px solid #ff0000;
}
.ind1_ri {
    font-size: 14px;
    line-height: 26px;
}
.ind1 a {
    display: block;
    position: unset;
    bottom: 0;
    width: 100px;
    font-size: 16px;
    line-height: 32px;
    margin-top: 15px;
}
.ind1_img{
    display: none;
}
.index2 {
    padding: 30px 0;
}
.ind2_lf{
    width: 120px;
    padding-right: 20px;
}
.ind2_lf a {
    display: block;
    width: 100px;
    font-size: 16px;
    line-height: 32px;
}
.ind2_ri{
    flex: 1;
    font-size: 14px;
    line-height: 26px;
    margin-top:0;
}
.index_zhong {
    padding: 0 0 40px;
    background: none;
}
.index3{
    width: 100%;
    margin-bottom: 30px;
}
.index3 ul li {
    width: 50%;
}
.ind3_con {
    font-size: 18px;

}
.ind4 {
    margin-bottom: 30px;
}
.ind4_ri {
    flex: 1;
    font-size: 13px;
    line-height: 26px;
}
.index4 ul li {
    margin-bottom: 15px;
}
.ind4_tu {
    margin-bottom: 10px;
}
.index4 ul li p {
    font-size: 14px;
}
.ind5 {
    min-height: 100px;
    font-size: 14px;
}
.foot_zy{
    display: none;
}
.footer { 
    padding-top: 40px;
}
.foot {
    padding-bottom: 10px;
}
.cop {
    font-size: 12px;
    line-height: 22px;
    color: #ffffff;
    border-top: none;
}
.foot_logo img {
    margin: 0 auto;
}
.banner2 img{
    height: 140px;
    object-fit: cover   ;
}
.subnav {
    font-size: 14px;
    padding: 10px 0;
}
.p80 {
    padding: 40px 0;
}
.ab_ti {
    margin-bottom: 20px;
}
.ab_ti h3 {
    font-size: 24px;
}
.ab_ti h5 {
    font-size: 16px;
}
.ab_con, .ab_con * {
    font-size: 14px;
    line-height: 26px;
}
.zizhi ul li{
    width: 100%;
}
.zizhi ul li p {
    font-size: 16px;
}
.zizhi ul li {
    margin-bottom: 20px;
}
.p90100 {
    padding: 40px 0;
}
.new ul li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 20px;
}
.new_con {
    padding: 10px;
}
.new_con h3 {
    font-size: 16px;
    min-height: 100%;
    margin-bottom: 5px;
}
.show_ti {
    padding-bottom: 15px;
    margin-bottom: 20px;
}
.show_ti h3 {
    font-size: 18px;
    margin-bottom: 5px;
}
.show_ti h5 span {
    font-size: 12px;
    margin: 0 1.5%;
}
.show_con, .show_con * {
    font-size: 14px;
    line-height: 26px;
}
.page2 {
    margin-top: 30px;
    padding-top: 15px;
}
.page2 a{
    font-size: 14px;
}
.case_nav {
    margin: 0 auto 30px;
}
.case_nav .swiper-slide {
    font-size: 14px;
    line-height: 40px;
    border-radius: 10px;
}
.cp_ul ul li {
    margin-bottom: 20px;
}
.cp_ul ul li h3,.case_ul ul li p {
    font-size: 14px;
    line-height: 40px;
    padding: 0 5px;
}
.pro {
    margin-bottom: 15px;
}
.pro_ri h3 {
    font-size: 18px;
    margin-bottom: 25px;
}
.pro_ri h3 span:after {
    left: 10%;
    bottom: -10px;
    width: 80%;
    height: 3px;
}
.pro_ms,.pro_con, .pro_con * {
    font-size: 14px;
    line-height: 26px;
}
.case_img {
    margin-bottom: 30px;
}
.case_img p, {
    font-size: 16px;
    line-height: 40px;
}
.p80100 {
    padding: 40px 0;
}
.zp_lf {
    padding: 20px 10px 40px;
}
.zp_tj {
    font-size: 18px;
    margin-bottom: 15px;
    padding-bottom: 10px;
}
.zp_ul ul li {
    margin-bottom: 15px;
}
.zp_ul ul li h3 {
    width: 78%;
    font-size: 14px;
}
.zp_ul ul li h5 {
    font-size: 14px;
}
.zp_ul ul li p{
    display: none;
}
.zp_ri {
    padding: 20px 10px;
}
.zp_ti {
    margin-bottom: 10px;
}
.zp_con {
    font-size: 14px;
}
.lx_con ul li {
    margin-bottom: 10px;
}
.jr_ti {
    font-size: 18px;
}
.jr_con,.jr_con * {
    font-size: 14px;
    line-height: 26px;
}
.contact {
    margin: 40px 0;
}
.lx_lf .map {
    height: 240px;
}
.lx_ri {
    padding: 20px 15px;
}
.lx_ti {
    margin-bottom: 15px;
}
.lx_ti h3 {
    font-size: 24px;
}
.lx_ti h5 {
    font-size: 18px;
}
.lx_con, .lx_con * {
    font-size: 14px;
    line-height: 22px;
}





}
@media only screen and (max-width: 375px){

}
@media only screen and (max-width: 325px){

}