/*
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: 1280px) {



}
/*
1200px 过渡尺寸
*/
@media only screen and (max-width: 1230px) {
html{ font-size: 60px; }
.top,.nav{ display: none; }
.dian{ height: 50px; }
.sp_header{ display: block; }
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; }
.banner .text .w1200 p{ width: 80%; }
}

/*
1100px 过渡
*/
@media only screen and (max-width: 1100px) {


}

/*
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) {


}

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


}

/* 800px 竖屏 安卓平板 */
@media only screen and (max-width: 800px) {
.tong_list1 li .pic{ width: 35%; }
.tong_list1 li .text h3{ font-size: 18px; }
.tong_list1 li .text p{ font-size: 14px; }


}

/* 768px 竖屏 ipad mini */
@media only screen and (max-width: 767px) {
.tong_connr img{ width: auto!important; height: auto!important; display: block; }

}



/* 700px 过渡 */
@media only screen and (max-width: 700px) {
.middle{ padding:20px 0; }
.tong_list1 li .pic{ width: 45%;  }
.tong_list1 li .text p{  margin:5px auto; line-height: 1.5}
.tong_list1 li .text{ width: 53%; }
.nbanner .text .w1200 p{ font-size: 12px; }
.nbanner .pic span{ padding-top: 30%; }
.tong_list1 li .text h3{ font-size: 16px; }
.banner .text .w1200 span{ font-size: 20px; }
.banner .text .w1200 p{ line-height: 1.5; }
.banner .pic span{ padding-top: 60%; }

.fuwu_list li{ width: 100%; }
.fuwu_list li span{ margin:10px auto; }
.fuwu_list li p{ margin:20px auto; }
.fuwu_list,.about_con{ margin:10px auto; line-height: 1.8; }
.fuwu_list li a{ padding:20px 10px; }
.about_box{ width: 100%; }
.box{ background:#f5f5f5; }
.news_list li{ width: 100%; }
.news_list li .text span{ margin:5px auto; }
.news_list li .text p{ line-height: 1.5; }
.news_list li .text h3{ font-size: 15px; }
.fuwu_list li span{ font-size: 18px; }
.fuwu_list li a img{ width: 50px; }
.fuwu_list li em,.about_box a{ height: 35px; line-height: 35px; }
.index_dh h2{ font-size: 20px; }
.index_dh p{ font-size: 12px; }
.index_dh p i{ width: 7px; height: 7px; margin-right: 2px; margin-top:5px; }

.news_box{ padding:20px 0; }
.news_list{ margin-top: 10px; }
.news_list li{ margin-bottom: 10px; }


}

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


}
/* 绝对手机模式 */
@media only screen and (max-width: 600px) {

}

/* 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) {

}