@media(max-width: 1680px) {
    .peculiarity .container {
      width:100%
}
  .peculiarity ul li{
    width: 33%;
}
.vido_new_title h2 {
    white-space: nowrap;
    font-weight: bold;
    font-size: 38px;
    color: #fff;
    margin-bottom: 20px;
}

}
@media(max-width: 1600px) {
    .vido_new_title h5 {
    font-weight: 500;
    font-size: 17px;
    line-height: 28px;
    color: #ff7d00;
}
    .vido_new_title h2 span{
         font-size: 48px;
    }
    
    .vido_new_title h2 span.xsd {
    padding: 0;
    font-size: 25px;
}
    .index_introduce h3 {
    font-size: 28px;
    margin-bottom: 1px;
    display: inline-block;
    position: relative;
}
.index_introduce ul {
    height: 65px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
    .top .container {
      width:88%
}
.top_img img {
    width: 160px;
    height: auto;
    margin-left: 20%;
    margin-top: 18px;
}
.container{
    width: 1000px;
}
.new .new_one img {
    transition: all 0.7s;
    height: 210px;
    width: 100%;
}
.new_two li {
    padding-bottom: 17px;
    border-bottom: 1px solid #fcfcfc;
    padding-top: 10px;
}
.new_two li {
    padding-bottom: 10px;
    border-bottom: 1px solid #fcfcfc;
    padding-top: 15px;
}
.new_two ul li .new_two_flex .new_two_title {
    width: 59%;
    padding: 4px;
    background-color: #fff;
}
.new_two_title p {
    margin-top: 9px;
    color: #454545;
    font-size: 13PX;
    margin-bottom: 10px;
    line-height: 1;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.new .new_one img {
    transition: all 0.7s;
    height: 209px;
    width: 100%;
}
.new_two ul li .new_two_flex .new_two_img {
    width: 45%;
    height: 100px;
}
.new_one_time {
    font-size: 14px;
    margin: 5px 0;
}
.nav_phone_txt p {
    font-size: 21px;
    color: #fff;
    text-align: center;
    margin-bottom: 0;
}
.nav_phone img {
    width: 26px;
}
.nav_phone {
   
    height: 62px;

}
.title h2 {
    font-size: 31px;
    position: relative;
    display: inline-block;
    margin-bottom: 30px;
}
.peculiarity .container {
    width: 80%;
}
.solution_product ul li .solution_img img {
    transition: all 0.7s;
    width: 100%;
    height: 360px;
}
.title_detial h2 {
    font-size: 29px;
    position: relative;
    display: inline-block;
    margin-bottom: 10px;
    font-weight: bold;
}
.title_detial {
    text-align: center;
    margin-bottom: 30px;
}
body{
    font-size: 14px;
}
.index_product h3 {
    font-size: 23px;
    margin-bottom: 20px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.index_area_main h3 {
    font-size: 23px;
    line-height: 40px;
    font-weight: 600;
    word-break: break-all;
    margin-bottom: 10px;
}
.index_area_main p {
    font-size: 13px;
}
.new_one_title h3 {
    font-size: 17px;
    font-weight: bold;
    margin-bottom: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.new_one_title p {
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    font-size: 13px;
    height: 42px;
}
.footer .container {
    width: 1350px;
    padding: 35px 0;
    padding-bottom: 30px;
}
.nav ul {
    text-align: center;
    height: 62px;
    line-height: 62px;
}
.nav ul li a{
    font-size: 17px;
}
.nav ul li {
    display: inline-block;
    margin: 0 15px;
    position: relative;
}

}

@media(max-width: 1350px) {
   .footer .container {
      width:100%
      
}.top .container{
    width: 90%
    ;
}
    .top_img img {
    width: 170px;
    height: auto;
    margin-left: 15%;
}
.nav ul li {
    display: inline-block;
    margin: 0 10px;
    
}
    
}
@media(max-width: 1180px) {
.top_img img {
    width: 140px;
    height: auto;
    margin-left: 0%;
}
.nav_phone {
    display: flex;
    align-items: center;
    justify-content: right;
}
.nav ul li {
    display: inline-block;
    margin: 0px 5px;
}
    
}
@media(max-width: 769px) {
    .vido_new_title h5 {
    font-weight: 500;
    font-size: 15px;
    line-height: 28px;
    color: #ff7d00;
}
    .banner .vido_new_title h2 span {
    font-size: 21px;
}
.banner .vido_new_title h2 {
    font-size: 16px;
}
    .container {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        padding-right: 7px;
        padding-left: 7px;
    }
    .container {
        margin-right: auto;
        margin-left: auto;
    }
    .container {
        padding: 15px 10px;
    }
    .top {
        width: 100%;
        padding: 5px 5px;
    }
    .top_nav {
        display: none;
    }
    .top_logo img {
        width: auto;
        height: 70px;
    }
    .top_bg {
        height: 80px;
    }
    .img_bg {
        margin-top: 83px;
        background: url(../images/nav_banner2.png) no-repeat;
        background-size: 100%;
    }
    #dowebok .title_h2 p {
        font-size: 12px;
    }
    #dowebok .title_h2 h2 {
        margin-bottom: 4px;
    }
    .procduct_one h3 {
        font-size: 16px;
    }
    .procduct_one {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        background-color: #043791;
        position: relative;
        margin-bottom: 10px;
        margin: 0 auto;
    }
    .full_procduct_mapn ul li {
        margin-right: 7px;
    }
    #dowebok .full_procduct {
        width: 100%;
    }
    .full_procduct_mapn ul li:last-child {
        display: none;
    }
    .full_procduct_mapn ul {
        flex-wrap: wrap;
    }
    .full_procduct_mapn ul li {
        width: 20%;
        margin-right: 0px;
        margin-bottom: 20PX;
    }
    .full_procduct_txt p {
        display: none;
        font-size: 12px;
    }
    .full_procduct_txt p:nth-child(1),
    .full_procduct_txt p:nth-child(2),
    .full_procduct_txt p:nth-child(3),
    .full_procduct_txt p:nth-child(4) {
        display: block;
    }
    .title_h2 h2 {
        text-align: center;
        font-weight: 600;
        font-size: 19px;
    }
    #dowebok .advantage {
        width: 100%;
    }
    .advantage_main li {
        width: 32%;
    }
    .advantage_main h2 {
        margin-top: 30px;
        font-weight: 500;
        font-size: 16px;
        margin-bottom: 20px;
        height: 36px;
    }
    .advantage_main p {
        font-weight: 400;
        font-size: 12px;
        color: #3b445c;
    }
    #dowebok .server {
        width: 100%;
    }
    #dowebok .bg_tp3 {
        background-image: url(../images/nav_full_tp4.png);
        background-repeat: no-repeat;
        background-position: center;
        background-size: 100%;
        width: 100%;
        height: 250px;
    }
    #dowebok .about {
        width: 100%;
        padding-left: 5px;
        padding-right: 5px;
    }
    .about_title h3 {
        font-size: 17px;
        font-weight: 500;
        margin-bottom: 12px;
    }
    .about_title p {
        font-weight: 400;
        font-size: 12px;
        color: #3b445c;
    }
    #dowebok .join_us {
        width: 100%;
    }
    .title_h2 {
        margin-bottom: 10px;
    }
    .join_us .title_h2 p {
        margin-top: 12px;
    }
    #dowebok .join_us h3 {
        font-size: 14px;
        margin-bottom: 5px;
        font-weight: bold;
        line-height: 25px;
    }
    #dowebok .join_us input {
        box-sizing: border-box;
        background-color: #fff;
        background-image: none;
        border-radius: 6px;
        border: 1px solid #ebebeb;
        color: #333;
        display: inline-block;
        font-size: 12px;
        height: 30px;
        line-height: 30px;
        outline: 0;
        padding: 0 5px;
        transition: var(--transition-normal);
        width: 100%;
    }
    #dowebok .join_us select {
        box-sizing: border-box;
        background-color: #fff;
        background-image: none;
        border-radius: 6px;
        border: 1px solid #ebebeb;
        color: #333;
        display: inline-block;
        font-size: 15px;
        height: 30px;
        line-height: 30px;
        outline: 0;
        padding: 0 5px;
        transition: var(--transition-normal);
        width: 100%;
    }
    .join_bg::after {
        background-size: contain;
    }
    .foot-left {
        width: 100%;
        justify-content: center;
    }
    .footer-text {
        font-weight: bold;
        font-size: 15px;
    }
    .foot-right span {
        font-weight: bold;
        display: inline-block;
        font-size: 14px;
    }
    .foot-right ul li {
        margin: 0 0px;
        font-size: 12px;
    }
    .foot-right {
        float: right;
        line-height: 24px;
    }
    .foot-right ul {
        display: none;
    }
    .foot_phone p {
        margin-bottom: 0;
        font-size: 12px;
    }
    .foot_phone {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-top: 10px;
    }
    .join_bg::after {
        content: '';
        display: block;
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        /* background-image: url(../images/beij4.jpg); */
        background-image: url(../images/nav_beij4.jpg);
        background-repeat: no-repeat;
        background-position: top center;
        background-size: cover;
        opacity: 0.3;
        z-index: 1;
    }
    .top {
        display: none;
    }
    .nav_top {
        display: block !important;
    }
    .join_information ul textarea {
        height: 90px;
    }
     .vido_new_title h2 {
        font-size: 16px;
    }
    .vido_new_title p {
        font-size: 12px;
        color: #fff;
        display: none;
        
    }
     .nav_footer {
        display: block;
    }
    .footer_right{
        display: none;
    }
    .footer_left{
        display: none;
        width: 100%;
            height: 160px;
    }
    .footer .container{
        width: 100%;
        padding: 10px 10px;
    }
    .footer_left_logo {
    padding-bottom: 10px;
    border-bottom: 1px solid #231F20;
}
.left_phone_gzh {
    text-align: center;
    margin: 10px 0;
}
.area_mian p{
    white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.area ul li{
    width: 33%;
}
.area_mian h2{
    font-size: 12px;
}
.area_mian p {
    font-size: 12px;
    height: 22px;
    line-height: 1.5;
    margin-bottom: 0;
}
.index_introduce h3 {
    font-size: 17px;
    margin-bottom: 5px;
    display: inline-block;
    position: relative;
}
.index_introduce p {
    font-size: 12px;
    margin-bottom: 0;
    height: 36px;
}
.index_introduce h3::after{
    top: -5px;
    font-size: 16px;
    right: -10px;
}
.index_introduce .container{
    padding: 0;
}
.title h2 {
    font-size: 17px;
    position: relative;
    display: inline-block;
    margin-bottom: 10px;
}
.title h2::before {
    position: absolute;
    content: '';
    left: -10px;
    width: 3px;
    height: 100%;
    background-color: #f47920;
}
.title p {
    font-size: 12px;
}
.peculiarity ul li{
        width: 33%;
    padding-left: 5px;
    padding-right: 5px;

}
.peculiarity ul li h2 {
    font-size: 15px;
    margin: 10px auto;
    font-weight: bold;
}

.peculiarity ul li p {
    
    font-size: 12px;
    margin-bottom: 0;
       height: 30px;
    line-height: 1.2;
    text-overflow: -o-ellipsis-lastline;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;
}
.peculiarity ul li:hover p{
     height: auto;
         -webkit-line-clamp: initial;
}
.peculiarity ul li:nth-child(4), .peculiarity ul li:nth-child(5), .peculiarity ul li:nth-child(6) {
    padding-top: 15px;
    border-bottom: none;
      padding-bottom: 15px;
}
.peculiarity ul li:nth-child(1), .peculiarity ul li:nth-child(2), .peculiarity ul li:nth-child(3) {
    padding-bottom: 15px;
}
.product ul li{
    width: 48%;
}
.index_area ul li{
    width: 100%;
}
.product_img {
    height: 142px;
    overflow: hidden;
    border-top-left-radius: 65px;
    border-bottom-right-radius: 65px;
}

.product img {
    height: 100%;
    border-top-left-radius: 65px;
    border-bottom-right-radius: 65px;
    width: 100%;
}
.index_product.product img{
    border-top-left-radius: 0px;
    border-bottom-right-radius: 0px;
}
.index_product .product_img{
     border-top-left-radius: 0px;
    border-bottom-right-radius: 0px;
    width: 100%;
}
.index_product .product_img {
    height: auto;
}
.about_txt p{
    font-size: 14px;
}
.product_main h2 {
    font-weight: bold;
    margin-bottom: 7px;
    font-size: 15px;
    white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.product h3 {
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 15px;
}
.product p {
    font-size: 12px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.product .product_main {
    margin-top: 9px;
    margin-bottom: 6px;
}
.my_btn {
    margin: 0 auto;
    text-align: center;
    margin-top: 10px;
}
.area_mian {
    margin-top: 10px;
    margin-bottom: 10px;
}
.service .my_btn {
    margin-top: 0px;
}
.my_btn a {
    border-radius: 16px;
    display: inline-block;
    background-color: #f47920;
    font-size: 12px;
    margin: 0 auto;
    width: 120px;
    height: 30px;
    padding: 0;
    line-height: 30px;
   
    color: white;
}
.product_detial_txt .my_btn{
        text-align: center;
    margin-top: 15px;
    display: none;
}
.new_two {
    display: none;
}
.new_one {
    width: 100%;
}
.new .new_one img {
    transition: all 0.7s;
    height: 135px;
    width: 100%;
}
.my_btn .product_btn{
        border-radius: 0;
        display: inline-block;
        background-color: #ff7d00;
        font-size: 16px;
        margin: 0 auto;
        width: 200px;
        color: white;
        padding: 10px 35px;
        cursor: pointer;
        font-weight: 600;
        text-align: center;
        width: 120px;
         height: 30px;
          line-height: 30px;
          padding: 0;
          font-size: 14px;
          border-radius: 30px;
}
.title{
    margin-bottom: 20px;
}
.footer_left_logo img {
    margin-left: -30px;
}
.footer_left_logo img {
    margin-left: -20px;
    width: 150px;
}
.trademark span {
    display: inline-block;
    font-size: 38px;
    font-family: "Noto Sans SC";
}
.new_one_title h3 {
    font-size: 15px;
    font-weight: bold;
    margin-bottom: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.new_one_title p {
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    font-size: 12px;
    height: 38px;
    margin-bottom: 5px;
}
.footer_new_left {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: center;
}
/*.footer_left_phone_ewm img {*/
/*    position: relative;*/
/*    width: 30px;*/
/*    margin: 0 5px;*/
/*}*/
.footer_left_phone_ewm img {
    position: relative;
    width: 30px;
    margin: 0 10px;
}
.phone_ewm img {
    width: 100%;
    opacity: 0;
    transition: all 0.7s;
    position: relative;
    display: block;
    z-index: 2;
    background: #231F20;
    padding: 5px;
}
.phone_ewm {
    left: -77px;
    top: -33px;
    position: absolute;
    width: 80px;
    height: 80px;
    transform: rotate(90deg);
}
.phone_ewm::before {
    position: absolute;
    content: '';
    background-image: url(../images/ssj.png);
    background-repeat: no-repeat;
    left: 39px;
    top: -14px;
    width: 25px;
    background-size: 100%;
    height: 30px;
    opacity: 0;
    transition: all 0.7s;
}
.banner .vido_new {
    height: 200px;
    overflow: hidden;
}
.vido_new video {
    width: 100%;
    object-fit: fill;
    height: 100%;
}
.location_type {

    width: 100%;

}
.location_type .location_name{
    display:none;
}
.location_type ul {
    width: 100%;
}
.new_product .new_two ul li .new_two_flex .new_two_img {
    width: 40%;
    height: 105px;
}
.new_product .new_two_title p{
    height: 40px;
}
.new_two_title h3 {
    
    margin-top: 5px;
    font-size: 14px;
    font-weight: bold;
    color: #505050;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.location_type ul li a {
    display: block;
    color: #333333;
    transition: .4s;
    position: relative;
    padding: 7px 7px;
    font-size: 13px;
    border-bottom: 1px solid transparent;
    transition: all 0.7s;
    border-right: 1px solid #5f7585;
}
.title_detial h2 {
    font-size: 18px;
    position: relative;
    display: inline-block;
    margin-bottom: 10px;
    font-weight: bold;
}
.title_detial p {
    font-size: 13px;
}
.product_list ul li {
    width: 100%;
    transition: all 0.7s;
}
.title_detial {
    text-align: center;
    margin-bottom: 30px;
}
.solution_txt h3 {
    font-size: 17px;
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.solution_txt p {
    color: #042432;
    font-size: 12px;
    line-height: 1.5;
    margin-bottom: 0;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin: 5px 0px;
}
.product_suggest_right{
    display: none;
}
.solution_detial_text {
    width: 100%;
}
.solution_product ul li {
    width: 100%;
    transition: all 0.7s;
}
.solution_detial_title h2 {
    font-size: 16px;
    font-weight: bold;
}
.solution_detial_title p {
    text-align: right;
    font-size: 12px;
    color: #505050;
    margin-bottom: 0;
    display: none;
}
.security_search{
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.security_search_txt {
    padding: 10px;
    width: 100%;
}
.security_search_img {
   width: 100%;
}
.security_search_txt h3 {
    color: #101010;
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
}
.security_search_txt p {
    margin-bottom: 5px;
    font-size: 12px;
}
.maintain_txt p {
    text-align: center;
    color: #fff;
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 0;
    transition: all 0.7s;
}
.maintain_txt {
    width: 80%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%);
    transform: translateX(-50%);
    transform: translate(-50%, -50%);
    z-index: 2;
}
.service_key ul li {
    width: 48%;
    background-color: #fff;
    padding: 10px 5px;
    text-align: center;
    position: relative;
    transition: all 0.7s;
    margin-bottom: 10px;
}
.service_key ul li img {
    width: 40px;
}
.service_key ul li h3 {
    font-size: 16px;
    margin: 10px 0;
}
.service_key ul li p {
    font-size: 12px;
    color: #717171;
    margin-bottom: 0;
}
.service_key ul li:last-child{
    display: none;
}
.shfw .service_support_call .contact_location_ly {
    background-color: white;
    padding: 10px;
    box-shadow: 0 0px 10px rgb(199 195 195);
    border-radius: 10px;
}
.shfw .service_support_call .nr>div {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}
.shfw .service_support_call .nr>div span {
    width: 22%;
    text-align: right;
    font-size: 12px;
}
.shfw .service_support_call .nr>div input {
    width: 84%;
    margin-bottom: 0;
    font-size: 12px;
}
.shfw .service_support_call .btn-block {
    display: block;
    width: 50%;
    margin: 0 auto;
}
.btn-group-lg>.btn, .btn-lg {
    padding: 6px 16px;
    font-size: 15px;
    line-height: 1.3333333;
    border-radius: 6px;
}
textarea.form-control {
    height: 120px;
    border-radius: 15px;
    margin-bottom: 15px;
    font-size: 12px;
}
.cntl-content h4 {
    font-size: 17px;
    font-weight: normal;
    font-weight: bold;
    margin-bottom: 10px;
}
.cntl-animate .cntl-content p{
    font-size: 12px;
}
.map ul li {
    margin: 0 10px;
}
.map_name:nth-child(1) .map_name_location {
    text-align: center;
    position: absolute;
    top: 112px;
    left: 65px;
}
.map_name:nth-child(2) .map_name_location {
    text-align: center;
    position: absolute;
    top: 72px;
    left: -11px;
}
.map_name:nth-child(3) .map_name_location {
    text-align: center;
    position: absolute;
    top: 92px;
    left: -5px;
}
.honorlist li {
    position: relative;
    width: 31%;
    margin-bottom: 15px;
    overflow: hidden;
}
 .map_number {
        width: 250px;
        left: 0;
        top: 125%;
    }
    .download_list ul li{
        width: 100%;
    }
    .download_list_txt {
    padding-left: 20px;
    width: 83%;
    padding-right: 30px;
}
.apply .service_support_call {
    width: 90%;
    background-color: white;
    padding: 13px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%);
    transform: translateX(-50%);
    transform: translate(-50%, -50%);
}
.nr input {
    width: 100%;
    border-radius: 15px;
    margin-bottom: 20px;
}.contact_location_ly_img {
    overflow: hidden;
    width: 20px;
    cursor: pointer;
}
.callus_map {
        display: flex;
        flex-wrap: wrap;
    }
    .contact_us .contact_location {
        width: 100%;
    }
    .contact_us #allmap {
        width: 100%;
            height: 250px;
    }
    .contact_location {
     padding-left: 0px; 
     margin-top: 15px;
}
.callus_map h3 {
    font-size: 16px;
    color: #f47920;
    font-weight: bold;
    padding-bottom: 10px;
    border-bottom: 2px solid #f47920;
    margin-bottom: 10px;
}
.contact_location_dz {
    padding-bottom: 15px;
}
.nav_footer .bah {
    text-align: center;
    margin-top: 0;
}
.contact_main .title_detial {
    text-align: center;
    margin-bottom: 10px;
}
.new_product .new_two{
    display: block;
}
.new_product .new_two ul li {
    width: 100%;
        padding-top: 10px;
}
 .new_product .title_detial {
    text-align: center;
    margin-bottom: 10px;
}
.peculiarity ul li img {
    width: 40px;
}
.index_banner {
    display: none;
}
.nav_index_banner{
            display: block;
            height: 300px;
        }
        .vido_new {
    position: relative;
    height: 100%;
}
.vido_new_title{
    width: 97%;
    margin-top: 35px;
        
}
.vido_new_title h2{
    white-space: inherit;
    margin-bottom: 10px;
}
.about .container{
   flex-wrap: wrap;
}
.about .about_img{
    width: 100%;
}
.about .about_main{
    padding-left: 0px;
    width: 100%;
}
.index_product ul li a{
    flex-wrap: wrap;
}
.product ul li{
    width: 100%;
}
.product_detial_txt{
    width: 100%;
        padding: 0 ;
}
.sj_head .lg img{
    margin-top: 4px;
        width: 110px;
      
}
.product_img_pc{
    display: none;
}
.product_img_nav{
            display: block;
        }
        .index_area ul li:nth-child(4), .index_area ul li:nth-child(5){
            width: 100%;
            height: 290px;
             
        }
        .index_area_main{
            
            width: 95%;
               top: 75%;
            left:50%; 
            transform: translateY(-50%); 
            transform: translateX(-50%); 
            transform: translate(-50%,-50%); 
        }
        .index_area ul li:nth-child(4) .index_area_img, .index_area ul li:nth-child(5) .index_area_img{
            height: 290px;
        }
        .solution_product ul li .solution_img img{
            height: auto;
            
        }
        main{
    min-height: 750px;
}
.index_product .product_main h2{
    margin-bottom: 7px;
    font-size: 14px;
        font-weight: 500;
}
.product h3{
    font-size: 18px;
        margin-bottom: 18px;
}
.peculiarity .container {
      width:100%
}
.peculiarity ul li{
    width: 33%;
}
.vido_new_title h2 span {
    font-size: 21px;
    display: inline-block;
    margin: 0px;

}
.vido_new_title h2 span.xsd {
    padding: 0;
    font-size: 18px;
}
}