/*
1919px [1920×1080]
*/
@media only screen and (max-width: 1919px) {

}
/*
1800px 过渡尺寸
*/
@media only screen and (max-width: 1800px){
html{ font-size: 90px; }
}
/*
1680px [1680×1050]
*/
@media only screen and (max-width: 1680px) {
html{ font-size: 80px; }

}

/*
1500px 过渡尺寸
*/
@media only screen and (max-width: 1500px) {

}
/*
1600px [1600×900]
*/
@media only screen and (max-width: 1600px) {


}

/*
1440px [1400×900]
*/
@media only screen and (max-width: 1440px) {


}

/*
1400px 过渡尺寸
*/
@media only screen and (max-width: 1400px) {
html{ font-size: 70px; }
}


/*
1366px [1366×768]
*/
@media only screen and (max-width: 1366px) {

}

/*
1280px [1280×1024] [1280×800]
*/
@media only screen and (max-width: 1270px) {
.nav li {
    margin: 0px 12px;
}
}
/*
1200px 过渡尺寸
*/
@media only screen and (max-width: 1200px) {
.nav {
    margin-left: 30px;
}
html{ font-size: 60px; }
.w1200{ width: 96%; }
.top{ display: none; }

span.spanpagelist{ display:none}
span.spanpagejump{ display:none}
.page_fy a {padding: 5px 10px; border: #eee 1px solid;}
.n_dh {

	white-space: nowrap;
	/*设置横向滚动*/
	overflow-x: scroll;
	/*禁止纵向滚动*/
	overflow-y: hidden;
	/*设置边距改变效果为内缩*/
	box-sizing: border-box;
}

.n_dh::-webkit-scrollbar {display: none;}
.banner .swiper-button-next, .banner .swiper-button-prev{ display: none; }
}

/*
1100px 过渡
*/
@media only screen and (max-width: 1100px) {
.head{ display:none}
.dian{ height: 50px; }
.sp_header{ display: block; }
.footz {
    margin-left: 10%;
}
.tong_list1 li .text h3,.tong_list1 li .text p {
    padding-top: 10px;
}
.shiyong{ height:auto; padding:5% 0;}
}

/*
1024px [1024×768] ipad1 ipad2 ipad mini 手机端开始
*/
@media only screen and (max-width: 1024px) {

}

/*
1000px 过渡
*/
@media only screen and (max-width: 1000px) {
.footz {
    margin-left: 5%;
}

}

/* 900px 过渡 */
@media only screen and (max-width: 900px) {


}

/* 800px 竖屏 安卓平板 */
@media only screen and (max-width: 800px) {
.nbanner .pic span{ padding-bottom:20%}
.indexcor .comtit1 {

    font-size: 22px;
    line-height: 1.7;
}
.shiyong .shiyong_tit{ font-size:24px;}
.shiyong ul li img{ height:60px;}
.shuzi .middle .shuzi_nr dl em{ line-height:1.2; padding-top:20px;}
.hdpnr dl i {
    font-size: 36px;
}
.footz{ display:none}
.foot .fnr {
    padding-bottom: 20px;
}
.pic_list_s{display: grid;grid-template-columns: repeat(3, minmax(0px, 1fr));}
.pic_list_s .item5{ display:block}
.hdp_four {
    display: grid;
    grid-template-columns: repeat(2, minmax(0px, 1fr));
    gap: 20px;
    margin-top: 20px;
    position: relative;

}

.indexnew .indexnew_l,.indexnew .indexnew_r{ float:none; width:100%}
.indexnew .indexnew_r{ margin-top:25px;}

}

/* 768px 竖屏 ipad mini */
@media only screen and (max-width: 767px) {
.tong_connr img{ width: auto!important; height: auto!important; display: block; }
.banner .pic span{ padding-top: 60%; }
.hdp_four {
    gap: 10px;

}
.hdp_four li i{ font-size: 15px; }
.pic_list_s .item .txt1 img,.pic_list_s .item .txt1 em{ display: none; }
.shiyong ul{display: block;}
.shiyong ul li{ margin-bottom: 20px; }
.shiyong ul li i{ padding:10px 0 5px 0; }
.indexcase .comtit{ padding:0 20px 25px 20px; }
.comtit i{ font-size: 24px; padding:10px 20px 10px 0; }

.tong_list1 .ttt{ height: 70px; }
.tong_list1 .ttt em{ padding-top: 10px; height: 30px; line-height: 30px; }
.tong_list1 li .text{ padding-top: 0; }
.shuzi .middle .sztx{ display: none; }
.shuzi .middle .shuzi_nr{ max-width: 100%; text-align: center; }
.shuzi .middle .shuzi_nr dl a{ float: none; }
.n_dh{ margin-top: 10px; }
}



/* 700px 过渡 */
@media only screen and (max-width: 700px) {





}

/* 640px 过渡 */
@media only screen and (max-width:640px){

.n_dh a{ padding:10px 15px; margin:10px 5px;}
.acommon{ width:120px!important; height:35px!important; line-height:35px!important;}
.index_cor .index_cor_nr p {
    color: #FFF;
    font-size: 18px;

}
.index_cor{ height:200px;}
.shiyong .shiyong_tit{  padding: 20px 20px; width: auto; }

.pic_list{ display: block;}
.pic_list .item{ margin-bottom: 20px; }
.tong_list1 .ttt{ width:70px;}
.tong_list1 li .text {
    padding-left: 10px;
}
.tong_list1 li .text h3{
    padding-top: 0px; font-size:16px;
}

.nbanner .p i{ display:block;font-size: 24px;}
.nbanner .p em{ display:block; font-size:16px;}
.footl{ width:310px;}
.footl,.footr {
    float: none; display:block; margin:0 auto 20px auto;
}
.footr{ margin-bottom:0}
.dibu {

    padding: 15px 0; text-align: center;
}

.lxwm .mess {
    display: block;
}
.lxwm .mess .messl,.lxwm .mess .messr {
    width: 100%; border:0;
}

.lxwm .mess .messr dl {
    float: none; padding-top:25px;
}
.lxwm .mess .messl .mess_tel dl {
    width: 65px;
    height: 65px;
    display: block;
    float: left;
    border-radius: 65px;
    line-height: 65px;
    text-align: center;
    font-size: 30px;
    background: #FFF;
}
.lxwm .mess .messl .mess_tel p i {
    padding-top: 0px;
}
.lxwm .mess .messl .mess_tel {
    padding-bottom: 20px;
    margin-bottom: 20px;
}
.shuzi .middle .sztx {
    width: 120px;
}

.shuzi .middle .shuzi_nr dl i {
    font-size: 36px;
}
.shuzi .middle .shuzi_nr dl em {
    font-size: 18px;
}
.shuzi .middle .sztx li {
    height: 140px;
}
.shuzi .middle .sztx{ height:400px;}
.shuzi{ height:400px;}
.shuzi .middle{ height: 400px; }

.indexcase .indexcase_l,.indexcase .indexcase_r{ float:none; width:100%}
.indexcase .indexcase_r{ margin-top:20px; display: none;}
.shuzi{ background-position: right; }
.pic_list_s .item .txt1 dl{ padding:10px; }
.pic_list_s .item .txt1 i{ font-size: 14px; }
.footr{ text-align-last: center; }
}
/* 绝对手机模式 */
@media only screen and (max-width: 600px) {

.shiyong ul li i{ font-size:16px;}
.hdpnr dl i {
    font-size: 22px;
}
.hdpnr dl p {
    font-size: 14px;
}
.pic_list_s{display: grid;grid-template-columns: repeat(2, minmax(0px, 1fr));}
.pic_list_s .item4,.pic_list_s .item5{ display:none}
}

/* 苹果s */
@media only screen and (max-width: 414px) {
}

/* 苹果普通、X */
@media only screen and (max-width: 375px) {
}

/* 安卓小屏 */
@media only screen and (max-width: 360px) {
}

/* 苹果5 */
@media only screen and (max-width: 320px) {
body{ font-size: 12px; }

}

/*手机横屏*/
@media (max-width:850px) and (max-height:414px) {


}

@media (max-width:600px) and (max-height:320px) {

}