@media screen and (max-width: 1360px) {
	.navul .m{margin:0px 10px;}
}
@media screen and (max-width: 1290px) {
.bigBg{padding-bottom:46%}

.footer-left,.footer-logo,.footer-code,.footer-txt{float:none;width:auto;text-align: center}
.footer-code{    width: 110px;display: block;margin: 0 auto;}
.footer-txt{margin: 30px 0 20px}
}

@media screen and (max-width: 1279px) {
    .lec_l{width: calc(100% - 324px);}
    .lec_r{width:300px;}
    .part-title h5{font-size: 20px;}
    .part-more{width: 24px;height: 24px;background-size: cover;}
    .list_img a{font-size: 15px;line-height:1.4}
    .list_img span{padding: 0 10px}
    .lectures-user{width: 186px;padding-top: 140px;}
    .scrollSlide-bd ul li a{margin: 0px 12px}
    
    .scrollSlide-part .sPrev,.scrollSlide-part .sNext{width: 20px}

    .partBtn a{margin-top: 35px}

    .slideAndBox{padding-top: 20px;padding-bottom: 80px;}
    .part2{padding-top:60px;padding-bottom:110px;margin-top: -38px;margin-bottom: -54px;}
    .scrollSlide-part{padding-top:70px;padding-bottom:50px}
}

@media screen and (max-width: 1200px) {

.navul .m{margin:0px 5px;}
}

@media screen and (max-width: 1100px) {
	.navul .m{margin:0px 2px;}
	.slideSubLi {/*width: calc(33.333333% - 15px);*/margin-left:15px;}
	.itemsBlockLi,.r_wrap >li {/*width: calc(33.33% - 8px);*/margin-left: 12px;}
}
@media screen and (max-width: 1000px) {
	.head-bg{height:auto;padding:20px 0px;}
	#open-sb{display: block;}
	.navBar{display: none;}
	.part-left.fl{float:none;width:100%;padding:0px;box-sizing:border-box;}
	.part-right.fr{float:none;width:100%;padding:0px;box-sizing:border-box;}
	.partBtn a{margin-top:25px;}
	.partSlide .bd ul li a{padding-bottom:70%;height:auto;}
	/*.slideSubLi {width: calc(33.333333% - 10px)}*/
	.slideSubLi:first-child{margin:0px;}
	.slideSubLi-img{padding-bottom:73%;height:auto;}
	.scrollSlide-bd{width:calc(100% - 60px);}
	.scrollSlide-bd ul li a{margin:0px;}
	.part2 .part-right{padding-top:20px;}
@media screen and (max-width: 400px) {
	.head-bg{height:auto;padding:20px 0px;}
	#open-sb{display: block;}
	.navBar{display: none;}
	.part-left.fl{float:none;width:100%;padding:0px;box-sizing:border-box;}
	.part-right.fr{float:none;width:100%;padding:0px;box-sizing:border-box;}
	.partBtn a{margin-top:25px;}
	.partSlide .bd ul li a{padding-bottom:70%;height:auto;}
	/*.slideSubLi {width: calc(33.333333% - 10px)}*/
	.slideSubLi:first-child{margin:0px;}
	.slideSubLi-img{padding-bottom:73%;height:auto;}
	.scrollSlide-bd{width:calc(100% - 60px);}
	.scrollSlide-bd ul li a{margin:0px;}
	.part2 .part-right{padding-top:20px;}
.part2-news li{padding:0}
.part2-news li a{overflow: initial;white-space: initial;line-height: 26px;height:auto;padding-top:14px;padding-bottom:14px}
.part2-news li a i{top: 50%;margin:-20px 0 0 0}

}
@media screen and (max-width:1023px){ 
	.scrollSlide-bd ul li{width:100%;}
}

@media screen and (max-width:768px){
	.head-bg{position: relative;padding: 14px 0px;}
	.smallImg li{width:12.5%;}
	.bigImg li h4 a{font-size:18px;padding-left:20px;height:40px;line-height:40px;padding-right:120px;}
	.bigImg li h4 a .more{font-size:14px;right:20px;}
	.part-title h5,.scrollSlide-head h5{font-size:22px;}
	
	.footer-top{height:auto;}
	.sel_mask{width:100%;margin:10px 0px;float: none;}
	.footer-left{width:100%;float: none;}
	.footer-logo{width:100%;float:none;text-align: center;/* height: 29px; */}
}
@media screen and (max-width:767px){
    .list_icon,.list_img,.list_img a,.lec_l,.lec_r{width:auto;float:none}
    .list_icon{text-align:center}
    .list_img a{display:block;margin:20px 0 0;font-size: 22px}

    .lec_r{margin-top:20px;margin-left:0}

    .slideAndBox{padding-bottom: 100px;}
    .part2{padding-top: 40px;padding-bottom: 60px;margin-bottom:-78px}
    .scrollSlide-bd ul li{width:100%}

    .lec_r .lectures-user{padding-top: 63%}
    .scrollSlide-head h5{margin-bottom:20px}

    .bigImg li h4,.smallScroll{display: none}
}
@media screen and (max-width:900px){ 
	.scrollSlide-bd ul li{width:100%;}
}
@media screen and (max-width:600px){
	.fullPrev{width:40px;height:40px;left:16px}
       .fullNext{width:40px;height:40px;right:16px}
	.smallImg li{width:20%;}
	.itemsBlockLi,.r_wrap >li{width:100%;margin:5px 0px;}
	.slideSubLi{width:100%;margin:10px 0px;}
	.scrollSlide .sPrev, .scrollSlide .sNext{width:20px;}
	.scrollSlide-bd ul li{width:100%;}
	.scrollSlide-bd ul li a{padding:15px;}
	.lectures-user{margin-top:10px;}

	.head .top-logo img{max-width:100%}
        .part2{margin-top: -55px;}

        .acmt_wrap{height: 75vw;}
}
@media screen and (max-width:420px){
	.bigImg li h4{bottom:49px;}
	#so-bt{height:36px;margin-top:-18px;}
	.footer-code{float: none;margin:auto;}
	.footer-txt{float: none;width:100%;margin-top:20px;text-align: center;}
}