/* @media screen and ( max-width : 1200px) */
.container-1390{
 padding-left:20px;
 padding-right:20px;
}
.navbar-toggle{height: auto;}
@media screen and ( min-width : 1390px){
 .container-1390{
 max-width: 1390px;
 margin: 0 auto;
 padding-left:0;
 padding-right:0px;
 }
}
@media screen and ( min-width : 1230px){
 .container{
 width: 1230px;
 margin: 0 auto;
 /*padding: 0;*/
 }

}
/* @media screen and (min-width : 992px) and ( max-width : 1199px) */

/* @media screen and ( max-width : 767px) */
@media screen and ( max-width : 767.9px){


 .logo-img{
 width: 25%;
 margin-top: 8px;
 margin-right: 15px;
 margin-bottom: 8px;
 }

}

@media screen and (max-width : 1199.9px){
 .pro-box,.application-area,.news{padding-top: 80px;}
 .main-advantage{margin-top: 80px;}
 .main-advantage-left{padding-left: 14%;padding-top: 90px;padding-bottom: 80px;}
 .adv{margin-top: 40px;}
 .main-advantage-left ul{margin-top:50px;}
 .news{padding-bottom:140px;}
}
@media screen and (max-width : 800px){
 .pro-tit-right{float:none;margin:40px auto 0;}
 .pro-box,.application-area,.news,.about-us{padding-top: 60px;}
 .pro-tit h2{font-size:32px;}
 .pro-tit p{font-size:28px;}
 .pro-tit-box{padding-bottom: 40px;}
 .f45{font-size:38px;}
 .f40{font-size:32px;}
 .f35{font-size:28px;}
 .main-advantage-left{padding:50px 25px 50px 30px;}
 .adv-l{min-width: 115px;}
 .tab-content{margin-top: 40px}
}

@media screen and (max-width : 768px){
.news-left-box{padding-right: 0;}
.news-left{margin-bottom: 30px;}
.news-right{padding-left: 0;}
.news{padding-bottom: 90px;}
.about-us{padding: 60px 0 70px;}
.about-us-left{padding:0 20px 45px;}
.about-us-word{margin-top:20px;}
.more{margin-top: 30px;}
.footer{border-top:40px solid #fafcfe;}
.footer-info{padding:40px 0;}
}
@media screen and (max-width : 767px){
 .top2{margin-top: 0;}
 .navbar{margin-bottom: 0;}
 .logo-img{max-height: 50px;}
 .news-right-box{padding-left: 0;}
 .footer-info{flex-wrap: wrap;}
 .mobile-nav{padding: 0;}
 .mobile-nav .nav-ul{width: 80%;}
 .return-btn{width: 20%;}
 .return-btn img{width: 100%;}
}
@media screen and (max-width : 450px){
 .keywords_left{margin-bottom:10px;}
 .keywords_right{float: none;margin:10px auto;}
 .pro-box,.application-area,.news{padding-top: 40px;}
 .pro-tit h2{font-size:24px;}
 .pro-tit p{font-size:20px;line-height: 24px;}
 .f45{font-size:28px;}
 .f40{font-size:24px;}
 .f35{font-size:20px;}
 .f22{font-size:16px;}
 .pro-con-swiper .swiper-button-next, .pro-con-swiper .swiper-button-prev{width:44px;height: 44px;}
 .pro-tit-box{padding-bottom: 30px;}
 .pro-tit-right,.app-content{margin-top: 30px;}
 .main-advantage{margin-top: 50px;}
 .adv-r{padding-left: 10px;}
 .main-advantage-left ul,.tab-content{margin-top: 30px;}
 .adv{margin-top: 25px;}
 .adv-img{margin:0 auto;}
 .news{padding-bottom: 50px;}
 .news-left{height:auto;padding-top:30px;}
 .news-right ul li:not(:first-child){margin-top: 20px;}
 .news-tab{padding:0 10px;}
 .news-tab p{min-width: 50%;line-height: 46px;}
 .news-tab{margin-top:40px;}
 .logo-foot{width: 20%;}
 .footer-info{padding:25px 0;}
 .footer-info-content{width:80%;}
 .footer-info-content::before, .qrcode::before{width:0;}
 .qrcode{width: 100%;padding:30px 20px 0;}
 .copyRight{padding:10px 15px;font-size:12px;}
}