.env-header{ position: absolute; left: 0; top: 0; width: 100%; z-index: 100;}

.env-header .logo{ position: relative; width: 14.4354%;}

.env-header .logo .a2{ width: 100%; height: auto;}

.env-header .logo .a1{ position: absolute; left: 40%; width: 46.2633%; top: 50%; transform: translate(-50%,-50%);}

.env-header .env-menu-box .w{ background: #fff; box-shadow: 0 0 5px rgba(0,0,0,0.1); border-radius: 100px; padding: 2% 0; width: 90%; margin: 0 auto;} 
.environment .header-menu{  opacity: 0;}
.open-menu  .header-menu{  opacity: 1;}
.environment .menu-22 { margin-left: 2em; margin-top: -2px;}
.open-menu .menu-22{ opacity: 0;}
.scrollbody .menu-22 .menu-ph span{ background: #fff;}
.env-header .env-menu-box ul{ justify-content: space-between; margin: 0 3em;}

.env-search { padding-right: 2em; margin-right: 2em; padding-left: 2em; position: relative;}

.env-search::after{ content: ' ';  position: absolute; right: 0; top: 50%; width: 1px; background: #D0D0D0; height: 1em; margin-top: -0.5em;}

.env-search a{ display:block; height: 18px;}

.env-search img{ width: 18px; height: 18px;}

.env-search img.i2{ display: none;}

.env-search img.i1{ display: block;}

.env-header .env-menu-box .r{ padding-right:2em;}

/**.environment .header-login{ display: none;}**/

@media only screen and (min-width: 1150px) {

    .scrollbody .env-header{ position: fixed; height: auto; box-shadow: 0 0 5px rgba(0,0,0,0.1); background-image: linear-gradient(to left,#4681FF,#66D7FF); color: #fff; z-index: 999;}

    .scrollbody .env-header .logo .a2{ width: 80%;}

    .scrollbody .env-header .env-menu-box .w{ padding: 0; margin-right: 0; box-shadow: none ; background: none;  width: auto;}

    .scrollbody .env-header .logo{ height: 100px;  width: 174px; }

    .scrollbody .env-header .logo .a1{ width: 111px; height: 68px; left: 40%; top: 45%;}

    .scrollbody .env-search img.i1{ display: none;}

    .scrollbody .env-search img.i2{ display: block;}

    .scrollbody .env-header a{ color: #fff; opacity: 0.8;}

    .scrollbody .env-header a:hover{ opacity: 1;}

    .scrollbody .env-header .env-menu-box ul{ margin-right: 10%;}

    @media only screen and (max-width: 1440px) {

        .scrollbody .env-header .logo{ height: 80px; width: 150px   ;}

        .scrollbody .env-header .logo .a1{ width: 88px; height: 54px; }

        .scrollbody .env-header .logo .a2{ width: 73%;}

        .env-header .env-menu-box ul{ margin: 0 2em;}

    }



}
.environment .menu-box li:first-child{ margin-top: 50px;  }


.env-banner { position: relative;}

.env-banner .box{ position: absolute; left: 0; top: 40%; width: 100%;}

.env-banner .bg { text-align: right;}

.env-banner .bg img{ width: 50%; }

.env-banner .box .w{ width: 50%;}

.env-banner .box .w img{ width: 80%; height: auto;}

.env-banner .box .w p{ margin:1em 10% 0 20%;}

.environment{ overflow-x: hidden;}

.env-bk1{  margin-top: -5em;}

.env-bk1 .wrap{ position: relative;}

.env-bk1 .wrap .bg1{  width: 7.828%; height: auto; position: absolute; left: 0; top: 0; transform: translate(-80%,-50%); pointer-events: none;}

.env-bk1 .env-title{ margin-bottom: 2em;}

.env-bk1 h2{ }

/*.env-title .t .song{ font-weight: bold; color: #c7000c; }*/

.env-title .f-32{ color: #333; }
.env-title .t .song{ font-weight: bold; color: #333; }

.env-title .t .f-16{ color: #D1D1D1;}

.env-dontai{ position: relative; align-items: flex-start;}

.env-dontai .left{ width: 48%; margin-right: 4%;}

.env-dontai .left .img_ratio{ padding-top: 61.64%;  overflow: hidden;}

.env-dontai .left .img_ratio img{ transition: 0.5s all;}

.env-dontai .left .img_ratio:hover img{ transform: scale(1.02);}

.env-dontai .right { width: 0;}

/*.env-dontai .right article{ height: 10em; color: #999;}*/
.env-dontai .right article a{ height: 10em; color: #999;}

.env-dontai .right h2{ margin-top: 2em;}

.env-dontai .right .aaa{ color: #aaa; margin: 0.5em 0 2em;}

.env-dontai .env-more{ position: absolute; left: 52%; bottom: 0;}

.env-more a{display: inline-block;  background: url(../images/a2.png) right center no-repeat;  padding: 2px 1.2em 3px 0;   }

.env-more a:hover{ background-image: url(../images/a1.png); color: #c7000c; }





.env-dongtai2 { margin-top: 4em;}

.env-dongtai2 .left{ width: 48%; margin-right: 4%;}

.env-dongtai2 .right{ width: 0;}

.env-dongtai2 .aaa{color: #aaa; margin: 0.5em 0 1em;}



.env-dongtai2 dd{  margin-bottom: 1em; }

/*.env-dongtai2 article{  color: #999; overflow:hidden;line-height:1.8;height:5.4em;text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;}*/
.env-dongtai2 article a{  color: #999; overflow:hidden;line-height:1.8;height:5.4em;text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;}



.env-bk2{ margin: 5% 0 0; padding: 4% 0; background-size: cover;}

.env-bk2 .wrap{ position: relative;}

.env-bk2 .env-title .t .song{ color: #fff;}

.env-bk2 .env-title .t .f-16{ color:#D1D1D1;}

.env-bk2 .mores a{  color: #fff;}

.env-bk2 .mores a:hover{ color: #c7000c;}

.env-bk2 .mores a::after{ background-image: url(../images/more1.png);}



.env-bk2-ul{ margin: 3em -40px 0;}

.env-bk2-ul li{ float: left; width: 33.33%;}

.env-bk2-ul li .w{ position: relative; display: block; margin: 0 40px; background: #fff; padding-bottom: 10px;}

.env-bk2-ul li .w::before{ width: 100%; height: 6px; content: ''; position: absolute; left: 0; bottom: 0;  background: #F9DC57;}

.env-bk2-ul li .w::after{ width: 100%; height: 0; content: ''; position: absolute; left: 0; bottom: 0; transition: 0.5s all; background: #c7000c;}

.env-bk2-ul li .w:hover::after{ height: 6px;}

.env-bk2-ul li .img_ratio{ padding-top: 66.66%; overflow: hidden;}

.env-bk2-ul li .img_ratio img{ transition: 0.5s all;}

.env-bk2-ul li .w:hover .img_ratio img{ transform: scale(1.05);}

.env-bk2-ul li .txt-box{ padding: 2em;}

.env-bk2-ul li .txt{ }

.env-bk2-ul li .txt2{ color: #999999; display: none;}



.env-bk3{ padding: 8% 0; background-size: cover;}

.env-class { margin: 2% 0 5%; display: flex; align-items: center;} 

.env-class .left{  width: 210px;}

.env-class .left a{ display:inline-block; min-width: 6em; padding: 1em 0 0.8em; border-bottom: 1px solid #979797; font-weight: bold;}

.env-class .left .cur a{ color: #c7000c;}

.env-class .right{ overflow: hidden; flex: 1; background: #FEFBEE; position: relative;}



.env-class .right .lt1 h3{ }

.env-class .right .lt1 .p{ color: #999; margin: 1em 0 0; line-height: 1.8;}

.env-class .right .lt1 article{color: #999; min-height: 10.8em; line-height: 1.8; margin-top: 1em; width: 90%;}

.env-class .right .lt1{ flex: 1; padding: 3em;} 

.env-class .right .lt2{width: 100%;  position: relative;}

.env-class .right .lt2  .bon{ position: absolute; z-index: 11; right: 0; bottom: 0; display: flex;width: 100%;justify-content: center;transform: translateX(-88px);}

.env-class .right .lt2  .bon a{ text-align: center; display: flex; align-items: center; justify-content: center;   width: 5.5em; height: 5.5em; background: #F09248; }

.env-class .right .lt2  .bon a.right1{transform: rotate(180deg); background: #4681FF;}

.env-class .right .lt2  .bon a img{  transform: scale(0.5);}

.env-class .right .lt2  .bon a:hover{ opacity: 0.9;}

.env-class .right .lt2 .swiper-container{ width: 100%;}
.env-class .right .lt2 .swiper-slide{display: flex;}

.env-class .right .lt2 .img_ratio{ padding-top: 37.67%;  overflow: hidden;width: 50%;}



.env-bk4{ position: relative; background: #F5F5F5; overflow: hidden;}

.env-bk4 .left{ width: 46.97%;  float: left; }

.env-bk4 .left .img_ratio{ padding-top: 65.18%;}

.env-bk4 .right{ overflow: hidden; }

.env-bk4 .bg{ z-index: 0; position: absolute; width: 73%; right: 0; height: 100%; background:#F5F5F5; top: 7em;}

.env-bk4 .bg::after{ content: ''; position: absolute; width: 30%; border-radius: 100px; background: #CDF5F0; height: 7em; left:0; transform: translateX(-50%); bottom: 0;}

.env-bk4 .bg img{ height: 100%; width: auto; position: absolute; right: 0; top: 0;}

.env-bk4 .wrap{ position: relative; z-index: 3;}

.env-bk4 .wrap .w{ margin-left: 5%;}

.env-bk4 .w .env-title{ padding-top: 10%;}

.env-bk4 .w .art { margin: 2em 0 1em; min-height: 10.8em; line-height: 1.8;}

.env-bk4 .w .ul ul{ height:auto;}

.env-bk4 .w .ul li{ display: inline-block; margin: 0 2em 1em 0; position: relative;}
.env-bk4 .w .ul li span{ position: relative; z-index: 2;}
.env-bk4 .w .ul li::after{ content: ''; position: absolute; left: 10px; bottom: -0.3em; right: 10px; background: #FFE797; height: 1em; z-index: -1;}




.env-5-box{ position: relative; margin: 3em 0 0;}

.env-5-box .art{ margin-left: 33%; min-height: 12.8em; color: #999; line-height: 1.8;}

.env-bk5{ position: relative; padding:10% 0 10%;}

.env-bk5 .bg1{  position: absolute; left: 2%; top: 5%;  width: 6.19%; height: auto; pointer-events: none;}

.env-bk5 .bg2{  position: absolute; left: 0; top: 25%;  width: 37.67%; height: auto; pointer-events: none;}

.env-bk5 .wrap{ position: relative; z-index: 2;}

.env-5-ul { display: flex; align-items: flex-start; }

.env-5-ul li:first-child .w{ margin-top:-52%;}

.env-5-ul li{ width: 27.5%; position: relative;}

.env-5-ul li .w{overflow: hidden; display: block;}

.env-6-box li .w2{ padding: 2em;}

.env-6-box li .w2 h2{  margin: 2em 0 1em;}

.env-6-box li .w2 article{ color: #999; min-height: 16em; line-height: 1.8;}

.env-6-box li .w2 p{ color: #999;}

.env-5-ul li .img_ratio{ padding-top: 72%; }

.env-5-ul li .img_ratio img{ transition: 0.5s all;}

.env-5-ul li:hover .img_ratio img{ transform: scale(1.05);}

.env-5-ul li:nth-child(1) .img_ratio{ padding-top: 133.49%; }

.env-5-ul li:nth-child(1) ~ li{ width: 31%; margin-left:5.25% ; }

.env-5-ul li p{ position: absolute; left: 0; bottom: 0; right: 0; text-align: center; color: #fff; padding: 1em; background: rgba(0,0,0,0.3);}



.env-6-box{ margin: 2% 0 0;}

.env-6-box li{ float:left; width: 20%; position: relative;}

.env-6-box li .img_ratio{ padding-top: 85%;  overflow: hidden;}

.env-6-box li .img_ratio img{ transition: 0.5s all;}

.env-6-box li:hover .img_ratio img{ transform: scale(1.05);}

.env-6-box li:nth-child(1){ width: 40%;}

.env-6-box li:nth-child(1) .img_ratio{padding-top: 85%;}

.env-6-box li:nth-child(2){ width: 20%;}

.env-6-box li:nth-child(2) .img_ratio{ padding-top: 170%;}

.env-6-box li:nth-child(2) .w{ position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: #F5FBEB;}

.env-6-box li .m{ position: absolute; right: 2em; bottom: 2em; z-index: 10;}





/* .environment{ padding-bottom: 20%; background: url(../images/footer.jpg) center bottom no-repeat; background-size: 100% auto;} */

.footer-1 { background: #EBF4FF; background-position: right top; background-size: auto 100%; background-repeat: no-repeat;} 

.footer-1 .logo_foot{  padding: 5% 0;}

.footer-1 .logo_foot img{ width: 24%; height: auto;}



.footer-1 .foot-txt .list::after,

.footer-1 .foot-txt .list:last-child::before{ display: none;}

.footer-1 .foot-txt .list .w h2 a{ display: inline-block; border-bottom: 1px solid #7f7f7f; padding-bottom: 0.4em;}

.footer-1 .foot-txt .list{ width: auto; white-space: nowrap; }


.footer-1 .foot-txt .list .cont-txt p span:first-child{ font-weight:normal; color: #999;}

.footer-1 .foot-txt .list .w{}


.teacher-art::before{ content: ' '; display: table;}
.env2-banner{ margin-top: 100px; height: 354px; display: flex; align-items: center; margin-bottom:4.13% ;}

.env2-banner .w{ flex: 1; margin: 0 10%; color: #fff;}



.env-wrap{ max-width: 1520px; margin: 0 auto;}



.env_intor1{ padding:0% 0 8.3%;}

.env_intor1 .p1{ margin-bottom: 0.5em;}

.env_intor1 .p2{ line-height: 2.5;}

.env_intor1 .p2 em{ position: relative;}

.env_intor1 .p2 em::after{ content: ''; width: 100%; height: 0.8em; background: #FFE797; position: absolute; left: 0; bottom: -0.2em; z-index: 1;}

.env_intor1 .p2 em i{ position: relative; z-index: 2;}



.env_intor2 .env-title{ margin-bottom: 2em;}



.env_intor2 li{ width: 25%;  overflow: hidden; float: left; position: relative;}

.env_intor2 li .w{ margin: 0 auto; height: 452px; width:auto; margin: 32px;  border: 1px solid rgba(255,255,255,0.3);  color: #fff; position: relative; overflow: hidden; cursor:default; z-index: 2; background: linear-gradient(
    180deg, rgba(0, 0, 0, 0.1) -15.52%, rgba(0, 0, 0, 0.05) 83.5%);
        box-shadow: 0px 10px 20px rgb(0 0 0 / 5%);
        backdrop-filter: blur(10px); display: flex; flex-direction: column;}

.env_intor2 li .t1{ padding: 10px 0; opacity: 0;}

.env_intor2 li .t2{ transition: 0.5s all; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 1em; line-height: 1.3;}

.env_intor2 li .t3{  transition: 0.5s all; overflow: auto; flex: 1; opacity: 0; transform: translateY(50px);}


.env_intor2 li .t3::-webkit-scrollbar {
    width: 2px;   height: 1px; }
    .env_intor2 li .t3::-webkit-scrollbar-thumb {
    border-radius: 2px; -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2); background: #4c2480;
}
.env_intor2 li .t3::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);  border-radius: 2px; background: #EDEDED;
}

.env_intor2 li .t3 dl{padding:2em;}
.env_intor2 li .t3 dt{ margin-bottom: 1em; font-weight: normal;}

.env_intor2 li .t3 dd{ line-height: 1.8; text-align: justify;}

.env_intor2 li::after{ content: ''; left: 0; top: 0; z-index: 1; background-image: linear-gradient(to bottom,rgba(0, 0, 0, 0.2),rgba(0, 0, 0, 0.4)); width: 100%; height: 100%; position: absolute; opacity: 0; transition: 0.3s all;}
.env_intor2 li:hover .w{ border-color: #fff;}
.env_intor2 li:hover::after{ opacity: 1;}

.env_intor2 li:hover .t1{ background: #fff; color: #666; opacity: 1;}

.env_intor2 li:hover .t2{ opacity: 0;  top: 40%;}

.env_intor2 li:hover .t3{ opacity: 1; transform: translateY(0);}



.env_intor3{padding: 6.25% 0 0%;}

.env_intor3 .env-title{ margin-bottom: 2em;}

.env_intor3_ul{ margin-top: 4%;}

.env_intor3_ul .w{ display: flex; align-items: center;}

.env_intor3_ul .img{ width: 50%;  }

.env_intor3_ul .txt{  flex: 1;}

.env_intor3_ul .txt dl{ width: 70%; margin: 0 auto 3em 5em;}

.env_intor3_ul .txt dt{ position: relative; padding: 1em 0 2em; background: url(../images/nn_2.png) no-repeat; background-size:auto  100% ; }



.env_intor3_ul .img_ratio{ padding-top: 45.5%;}

.env_intor3_ul li:nth-child(2n) .w{ flex-direction: row-reverse;}

.env_intor3_ul li:nth-child(2n) dl{ margin: 0 5em 3em auto;}

.env_intor3_ul li:nth-child(2n) { background: url(../images/nn_1.png) left top no-repeat; background-size: 50% auto;}

.env_intor3_ul li:nth-child(2n) .txt dt{ background: none;}

.env_intor3_ul li:nth-child(2n) .txt dl{ background: none;}





.webscroll::-webkit-scrollbar {width:0px;}





/*滚动条的滑轨背景颜色,可以用display:none让其不显示，也可以添加背景图片，颜色改变显示效果。*/

.webscroll::-webkit-scrollbar-track {background-color:#f5f5f5; -webkit-box-shadow:inset 0 0 3px rgba(0,0,0,0.1);border-radius:5px;}

/* 滑块颜色 */

.webscroll::-webkit-scrollbar-thumb {background-color:rgba(0,0,0,0.2);border-radius:5px;}

/*滚动条两端的按钮。可以用display:none让其不显示，也可以添加背景图片，颜色改变显示效果。*/.webscroll::-webkit-scrollbar-button {background-color:#eee;display:none;}

/* 横向滚动条和纵向滚动条相交处尖角的颜色 */

.webscroll::-webkit-scrollbar-corner {background-color:black;}

/*头部*/



.env2-menu2{ border-bottom: 1px solid #ddd; overflow-x: auto; margin-top: -4.13%; margin-bottom:4.13%;}

.env2-menu2 ul{ white-space: nowrap; margin-left: 5em;}

.env2-menu2 li{  display: inline-block; margin-right: 5em;}

.env2-menu2 li a{ padding: 1em 0; position: relative; display: block;}

.env2-menu2 li.cur a{ font-weight: bold;}

.env2-menu2 li.cur a::after{ content: ''; bottom: 0; width: 2.5em; height: 5px; background-image: linear-gradient(to right,#C7000C,#EB6216); position: absolute; left: 50%; transform: translateX(-50%);}



/*.env-course .t1 em{ font-weight: bold; }*/

.env-course .t2 { background: url(../images/bg1.jpg) top left; background-size: 100% auto; position: relative; position: relative;  min-height: 300px; padding-bottom: 1px;     align-items: inherit;}

.env-course .t2::after,

.env-course .t2::before{ content: ''; position: absolute; left: 100%; top: 100%; background: #58c0fd;}

.env-course .t2::after{ width: 1em; height: 1px; margin-top:-1px;}

.env-course .t2::before{ width: 1px; height: 3em; margin-left: -1px;}

/*.env-course .t2 .left{ width: 168px; }*/
.env-course .t2 .left{ width: auto; }

.env-course .t2 .left dl{ flex-direction:column; padding:10px 30px 30px; }

/*.env-course .t2 .left .dt{ position: absolute; left: 30px; top: 2.5em; color: #fff;}*/
.env-course .t2 .left .dt{ position: relative; padding-top: 20px; left: 30px;  color: #fff;}

.env-course .t2 .left dd{width: 100%; }

.env-course .t2 .left dd p{ margin-bottom: 10px;}

.env-course .t2 .left dd p i{ margin-left: 1em; width: 0.4em; height: 0.4em; position: relative; display: inline-block; vertical-align: middle;}

.env-course .t2 .left dd p i::after{ position: absolute; content: ''; width: 100%; height: 100%; left: 0; top: 0; background: #fff; opacity: 0.6; transform: rotate(45deg);}

.env-course .t2 .left dd p i::before{ position: absolute; content: '';  left: 0; top: 0; bottom: 0; right: 0; border:1px solid #fff; opacity: 0.6; transform: rotate(45deg) translate(3px,1px) scale(1.02); transform-origin: center;}

.env-course .t2 .right{ margin: 3px 1px 0 1px; flex: 1; background: #fff; padding: 2em;}

.env-course .t2 .right dl{ margin-bottom: 2em;}

.env-course .t2 .right dt{ float: left; width: 7em;}

.env-course .t2 .right dd{ overflow:hidden;}



.env-course .t2 .right dd .em{ font-weight: bold; position: relative;  display: inline-block; margin-right: 1em; padding: 0 0.5em; margin-bottom: 1em;}

.env-course .t2 .right dd .em::after{ content: ''; width: 100%; height: 0.8em; background: #FFE797; position: absolute; left: 0; bottom: -0.2em; z-index: 1;}

.env-course .t2 .right dd .em i{ position: relative; z-index: 2;}



.env-course{ }

.env-course li{ padding: 6.26% 0 0em;}
.env-course li:first-child{ padding-top: 0;}
.env-course .t1{ margin-bottom: 1.2em;}



.env-teacher{  }

.env-teacher ul{ margin: 0% -20px 0;  }

.env-teacher li{ float: left; width: 33.33%;}

.env-teacher li .w{ margin: 0 20px 40px; position: relative;}

.env-teacher li .img_ratio{ padding-top: 75%;}

.env-teacher li .txt{ position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 1em 1em 0.1em; color: #fff;}
.env-teacher li .txt .t1{ font-size: 0;}
.env-teacher li .txt .t1 span{ vertical-align: top; line-height: 40px;  display: inline-block; background: rgba(255,255,255,0.8); color: #333; padding: 0 0.5em;}
.env-teacher li .txt .t1 em{vertical-align: top; display: inline-block; position: relative; left: 0; background: rgba(255,255,255,0.8); color: #333; padding: 0 1em;  line-height: 40px; font-size: 1.5rem;}
.env-teacher li .txt .t2{ margin-top: 1em; display: inline-block; max-width: 100%; max-height: 5.2em; overflow: hidden;}

.env-teacher li .txt .t2 p{ padding-bottom: 8px;}

.env-teacher li .txt .t2 p span{  background: rgba(255,255,255,0.8); padding: 0.2em 0.5em; color: #333;}



/*.teacers-1{ margin: 13% 0 8%; border-radius: 2px; background: #F5F5F5; border: 1px dotted #999;  margin-left: 210px; position: relative;}*/
.teacers-1{ margin: 60px 0 8%; border-radius: 2px; background: #F5F5F5;  margin-left: 210px; position: relative;}

.teacers-1::after{ content: ''; left: 0; bottom: -1px; width: 100%; height: 4px;background: linear-gradient(255deg, #FF5F6D 0%, #FFC371 100%); right: 0; position: absolute;}

.teacers-1 .left{ width: 48%; float: left; position: relative; top: -60px; left: -210px;}

.teacers-1 .left .img_ratio{padding-top: 75%;}

.teacers-1 .right{ overflow: hidden; position: relative; left: -3em;  }

.teacers-1 .right-box{ padding: 3em 0 2em 0;  min-height: 350px; }

.teacers-1 .right-box .t1{ margin-bottom: 1.5em;}

.teacers-1 .right-box .t1 span{ margin-right: 1em;}

.teacers-1 .right-box .t2 p{ margin-bottom: 0.5em; line-height: 2;}



.teacers-2 li{ padding-bottom: 8%;}

.teacers-2 li dt img{ width: 46px; height: 46px;}

.teacers-2 li dt span{ position: relative; padding-bottom: 3px; margin-left: 20px;}

.teacers-2 li dt span::after{ content: ''; position: absolute; height: 3px; width: 100%; left: 0; bottom: 0; background-image: linear-gradient(255deg, #FF5F6D 0%, #FFC371 100%);}

/*.teacers-2 li dd{ margin: 1em 0; border-left: 1px solid #999; margin-left: 1em; padding-left: 1em;}*/
.teacers-2 li dd{ margin: 1em 0; }

.teacers-2 li dd p{ border-bottom: 1px dashed #999; padding: 1em 0;}



.teacers-3{overflow: hidden; margin-bottom: 5%;}

.teacers-3 .box{  position: relative; margin-top: 2em; }

.teacers-3 .box .img_ratio{padding-top:115%;}

.teacers-3 .box  ul{ width: 90%;}

.teacers-3 ul li{ float: left; width: 33.33%;}

.teacers-3 ul li .w{ position: relative; display: block;}

.teacers-3 ul li p{ position: absolute; left: 0; top: 0; width: 100%; height: 100%; z-index: 2; justify-content: center; align-items: center; color: #fff; opacity: 0;  transition: 0.5s all; background-color: rgba(0,0,0,0.5);}

.teacers-3 ul li p span{ transform: scale(0.8); transition: 0.5s all;}

.teacers-3 ul li .w:hover p{ opacity: 1;}

.teacers-3 ul li .w:hover p span{ transform: scale(1);}

.teacers-3 .box .more{ position: absolute; width: 30%; height: 100%; right: -20%; top: 0; background-image: linear-gradient(180deg, #E6F1FF 0%, #FFF8F3 100%);}

.teacers-3 .box .more span{ font-weight: bold; position: relative; left: 20%; border-bottom: 1px solid #333;}

.teacers-3 .box .more:hover{ color: #4885FF;}

.teacers-3 .box .more:hover span{ border-bottom-color:#4885FF;}





.env-news li{padding: 2% 0;   position: relative; }

.env-news li::after{ content: ''; position: absolute; top: 50%; left: 0; width: 3px; height: 12em; background: linear-gradient(255deg, #FF5F6D 0%, #FFC371 100%); transform: translateY(-50%);}
.env-news li::before{content: ''; position: absolute; top: 50%; left: 0; right: 0; height: 12em; background: #F4F4F4;  transform: translateY(-50%);}
.env-news li:nth-child(2n)::after{ left: auto; right: 0;}

.env-news li:first-child{margin-top: 4.6%;}

.env-news li  .time{margin-left: 3em; position: absolute; color: #333;text-align: center;display: inline-block; left: 0; top: 50%; transform: translateY(-50%); z-index: 3;}

.env-news li  .time_1{line-height: 1;text-align: center;}

.env-news li  .time_2{color: #999;}

.env-news li:nth-child(2n) .time{left: auto; right: 3em;}

.env-news li a{ margin-left: 12%; margin-right: 4%; position: relative; z-index: 4; min-height: 12em;}

.env-news li:nth-child(2n) a{flex-direction: row-reverse; margin-left: 4%; margin-right: 12%;}

.env-news li .left{width: 35.53%; position: relative;  margin-right: 5%;}

.env-news li .left .imgUrl{width: 100%;position: relative;right: 0;top: 0;transform: translateY(0%);}

.env-news li .left .img_ratio{padding-top: 56%;}

.env-news li .right{ flex: 1; width: 1px;}

.env-news li .right1{color: #333;}
.env-news li .right1 .title{ font-weight: normal;}
.env-news li .right1 .dec{ margin-top: 10px;color: #999;}



.env-news li:nth-child(2n) .left{ margin-left: 5%; margin-right: 0;}


.env-video ul{ margin: 0 -20px 0; padding-top: 0%; padding-bottom: 0%;}

.env-video li{ float: left; width: 33.33%;}

.env-video li .w{ margin: 0 20px 4em;}

.env-video li .img_ratio{padding-top: 66%; overflow: hidden;}

.env-video li a{ position: relative; display: block;}

.env-video li  .play{ z-index: 2; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);  width: 90px; height: 90px; background: url(../images/p1.png) no-repeat; background-size:100% 100%;}

.env-video li span{ color: #aaa;}

.env-video li p{ margin: 0.8em 0 0.5em;}



.works-tit{ padding-top: 0;}

.works-tit .left a{ display: inline-block; margin-right: 1em; margin-bottom: 1em; background: #EEEEEE; padding: 2px 5px; border-radius: 6px; color: #999; border: 1px solid #EEEEEE;}

.works-tit .left a:hover{ color: #c7000c;}

.works-tit .left a.cur{ color: #C7000C; background: #fff;  border: 1px solid #C7000C;}

.works-tit .right{ width: 240px; padding: 0 1em; position: relative; margin-bottom: 1em; text-align: center;}

.works-tit .right .right-swiper{ width: 100%;}

.works-tit .right .song{ cursor: pointer; position: absolute; left: 0; top: 50%; transform: translateY(-50%);}

.works-tit .right .cur{ color: #C7000C;}

.works-tit .right .rightbon{ left: auto; right: 0;}

.works-tit .right .swiper-button-disabled{ opacity: 0.5; cursor: default;}

.works-ul li{ float: left; width: 33.33%;}

.works-ul li .img_ratio{padding-top: 115%; overflow: hidden; position: relative; left: -20px; top: 20px; transition: 0.5s all;z-index: 2;}

.works-ul ul{ margin:60px  -30px 0 -10px;}

.works-ul li .w{ margin: 0 30px 60px; display: block; position: relative; overflow: visible; position: relative;transition: 0.5s all;}

.works-ul li .w::after{ content: ''; position: absolute; left: 0; top: 0; right: 0; bottom: 0; background: #FEF5F6;}



.works-ul li .w .txt{ position: absolute; left: 0; top: 0; width: 100%; height: 100%; align-items: center; z-index: 2; justify-content: center; opacity: 0; background: rgba(0,0,0,0.3); transition: 0.5s all; color: #fff;}

.works-ul li .w .p{ transition: 0.6s all;  transform: translateY(20px); padding: 1em;}

.works-ul li .w .p .con{width: 100%;display: flex;align-items: center;}
.works-ul li .w .p .con span{display: block;width: 50%;margin: 0 9px;}
.works-ul li .w .p .con1{text-align: right;}
.works-ul li .w .p .con2{text-align: left;}

.works-ul li .w .label{position: absolute; left: -0; bottom: 0; width: 61.47%;padding: 20px 0; background: linear-gradient(90deg, #FF6262 39%,#e6aa7f 60%, #e0ba91 70%, rgba(255, 198, 2, 0) 100%);text-indent: 1em;color: #fff;z-index: 3;transform: translateX(-0);transition: 0.3s all;}

.works-ul li .w:hover{ box-shadow: 0 2px 5px rgba(0,0,0,0.1);}

.works-ul li .w:hover .p{ transform: translateY(0);}

.works-ul li .w:hover .txt{ opacity: 1;}

.works-ul li .w:hover .label{transform: translateX(0);} 
.works-ul li .w:hover .img_ratio{ left: 0; top: 0;}
.works-ul li .tit{z-index: 2;position: relative;padding: 18px 0 30px 0;color: #333; margin-top: 20px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;}




.works-120 ul{ margin-top:9.5%; }

.works-ul3 li{ width: 50%;}

.works-ul3 .p2 { position: absolute; left: 0; bottom: 2em; max-width: 90%; z-index: 3; line-height: 2;}



.works-ul3 .p2 span{ position: relative; background: #333; color: #fff; padding: 0.36em 1em ;  display: inline-block;  }

.works-ul3 .w .p{ margin-bottom: 5em;}

.works-mask-box { position: relative;}
.works-mask-box .bon-aa a{ background: rgba(0,0,0,0.3); position: absolute; width: 88px; height: 88px; text-align: center; font-size: 40px; line-height: 88px; color: #fff; left: 1em; top: 50%; margin-top: -44px; z-index: 20; }
.works-mask-box .bon-aa a.next{ left: auto; right: 1em;}
.works-mask-box .img{ height: calc(95vh); background: #aaa; display: flex; justify-content: center; align-items: center;}
.works-mask-box .img img{ width: 100%; object-fit: contain; height: 100%; max-width: 100%; max-height: 100%;}

.works-mask-box .txt{ position: absolute;  background: rgba(0,0,0,0.5); z-index: 3; left: 0; bottom: -1px; right: 0; padding: 1.5em 1em; display: flex; align-items: center;}
.works-mask-box .txt .p1{ margin-right: 2em; color: #fff;}
.works-mask-box .txt .p3_1{color: #fff;}


body .demo-class .layui-layer-content{ padding: 0;}
body .demo-class { width: 80vw;}
.demo-class .layui-layer-setwin .layui-layer-close2{ z-index: 100;}


body .demo-class-22 .layui-layer-content{ padding: 0; height: auto !important;}
body .demo-class-22 { width: 95vw;}
.demo-class-22 .layui-layer-setwin .layui-layer-close2{ z-index: 100;}


@media only screen and (max-width: 1550px) {

   .env2-banner { margin-top: 80px;}

    .env-5-box .art{min-height: 10.8em;}

    .env-bk4 .w .art{ min-height: 10.8em;}

  

    .env-header .env-menu-box .w{ width: 90%;}

    .env-wrap{     max-width: none;
        width: calc(100% - 200px);
        margin: 0 100px;}



}

@media only screen and (max-width: 1350px) {
    .env-wrap{ width: calc(100% - 100px);        margin: 0 50px;}
    .env-header .env-menu-box .w{ width: 90%;}
    .scrollbody .env-header .env-menu-box ul{ margin-right: 10%;}
}


@media only screen and (max-width: 1150px) {



    .env-header .env-menu-box .w{ width: 16em; margin-right: 5px; }

    .env-search{ margin-right: 1em; padding-right: 1em;}

    .env-header .env-menu-box ul{ display: none;}

    .env-header{ position: fixed;}

    .environment .header-menu{ top: 22px;}

    .env-bk1{ margin-top: 2em;}

    .env-class .left{ width: 10em;}

    .env-bk2-ul li .txt2{ display: none;}

    .env-5-ul li:first-child .w{ margin-top: 0;}

    .env-5-box .art{  width: auto; position: relative; top: auto; margin:1em 0;}

    .env-6-box li:nth-child(1){ width: 100%;}

    .env-6-box li{ width: 50%;}



    .environment{ padding-top: 80px;}

    .env-header{ z-index: 1000; position: fixed; height: auto; box-shadow: 0 0 5px rgba(0,0,0,0.1); background: #fff;}

    .env-header .logo .a2{ display: none;}

    .env-header .env-menu-box .w{  padding: 0; margin-right: 0; box-shadow: none ; background: none; }

    .env-header .logo{ height: 80px; background-image: linear-gradient(to left,#4885FF,#66ECFF); width: 150px; }

    .env-header .logo .a1{ width: 88px; height: 54px; left: 50%;}

    .env-header .env-menu-box .r{ padding-right: 4em;}





    .teacers-1{ margin: 15% 0 10%; margin-left: 20px;}

    .teacers-1 .left{ width: auto; float: none; left: -20px; top: -20px;}

    .teacers-1 .right{ left: 0;}

    .teacers-1 .right-box{ padding: 0 1em 1em;}


    .env2-banner{ margin-top: 0; }






}



@media only screen and (max-width: 760px) {

    .env-wrap{ width: calc(100% - 40px);        margin: 0 20px;}

    .env-header .env-menu-box .r{ font-size: 1.2rem;}

    .env_intor3_ul{ padding-bottom: 5%;}
    .env-search a{ height: 1em;}

    .env-search img{ width: 1em; height: 1em;}

    .environment .header-menu{ top: 0.5rem;}

    .environment{ padding-top: 50px;}

    .env-header .logo{ height: 50px; width: 120px;}

    .env-header .logo .a1{ width: 70px; height: 43px;}

    .environment .header-menu{ opacity: 0;}
    .env-header .env-menu-box .w{ width: auto; justify-content: flex-end;}
    .env-header .env-menu-box .r{ padding-right: 1em;}
    .menu-22 .menu-ph span{ background: #333 !important;}
    .env-banner .box .w{ width: 90%;}

    .env-banner .box .w img{ width: 45%; margin-left: 0;}

    .env-banner .box{ top: 50%;}

    .env-banner .box .w p{ font-size: 1.0rem;}

    .env-dontai .right .aaa{ margin: 1em 0;}

    .env-more{ text-align: right;}

    .env-bk1{ margin-top: 5em;}

    .env-dontai .env-more{ position: relative; left: 0;}

    .env-dontai{ display: block;}

    .env-dontai .left{ width: auto; margin: 0 0 0;}

    .env-dontai .right article{ height: auto; margin-bottom: 1em;}

    .env-dontai .right{ width: auto;}

    .env-dontai .right h2{ margin-top: 1em;}

    .env-dongtai2{ display: block;}

    .env-dongtai2 .left{ width: auto; margin: 0 0 3em;}

    .env-dongtai2 .right{ width: auto;}

    .env-dongtai2 .right dl{flex-direction:row;}

    .env-dongtai2 .right dt{ margin: 0; }

    .env-dontai .right article,

    .env-dongtai2 article{ font-size: 1rem;}

    .footer{ background: none; background-repeat: no-repeat; background-size: 50% auto; background-position: right top;}

    .env-bk1{background-size: 80% auto;  background-position: center right;}

    .env-class .right .lt2 .swiper-slide{ display: block;}
    .env-class .right .lt2 .img_ratio{ width: auto; padding-top: 50%;}
    .env-class .right .lt2 .bon{ right: 0; transform: none; left: auto; width: auto;}
    .env-bk2-ul li{ width: auto; float: none; margin-bottom: 2em;}

    .env-bk2-ul li .txt-box{ padding: 1em;}

    .env-bk2-ul { margin: 2em 0;}

    .env-bk2-ul li .txt{ font-size: 1.3rem; margin-bottom: 0;}

    .env-bk2-ul li .w{ margin: 0;}



    .env-bk2 .m{ bottom: auto; top: 1.2rem;}

    .env-class .right .item > .flex{ display: block;}



    .env-class .right .lt2{ width: 100%; }

    .env-class .right .lt2 .li{ width: 45%;}

    .env-class .right .lt1{ padding: 1em;}

    .env-class .right .lt1 article{ width: auto;}

    .env-class .right .lt2 .bon a{ width: 2em; height: 2em;}

    .env-class .left{ width: 7em;}

    .env-class .left ul{ font-size: 1.4rem;}

    .env-class { align-items: flex-start; margin: 10% 0;}

    .env-class .right .lt2 .bon a img{ transform: scale(0.25);}



    .env-bk4 .right{ position: relative;}



    .env-bk4{background: #F5F5F5; padding-bottom: 2em;}

    .env-bk4 .w .env-title{ padding-top: 2em;}

    .env-bk4 .left{ position: relative; width: 100%; float: none;}

    .env-bk4 .wrap .w{ margin: 0;}

    .env-bk4 .bg{ display: none;}

    .env-bk4 .w .ul li{ width:auto; float:none;}

    .env-bk4 .w .ul li:nth-child(2n){ text-align: left;}



    .env-5-box{ margin-top: 1em;}

    .env-5-ul{ display: block; overflow: hidden;}

    .env-5-ul li{ width: 50%; float: left;}

    .env-5-ul li:nth-child(1) ~ li{ width: 45%; margin-left: 5%; margin-bottom: 0.6rem;}

    .env-5-ul li p{ font-size: 1.3rem;}

    .env-bk5 .bg2{ top: auto; bottom: 20px;}



    .env-6-box li:nth-child(2){ width: 100%;}

    .env-6-box li:nth-child(2) .img_ratio{ position: relative; padding-top: 0;}

    .env-6-box li:nth-child(2) .w{ position: relative; height: auto;}

    .env-6-box li .w2 h2{ margin-top: 0;}

    .env-6-box li .w2 article{ min-height: auto; margin-bottom: 2em;}



    .footer-1-box{ margin: 0;}

    .footer-1 .logo_foot{ padding: 10% 0;}

    .footer-1 .logo_foot img{ width: 50%;}



    .env2-banner{ margin-top: 0; height: 150px; margin-bottom: 1em;}

    .env2-banner .f-100{ font-size: 4rem;}



    .env_intor2 li{ float: none; width: auto;}

    .env_intor2 li .t3{ padding: 2em;}

    .env_intor2 li .w{ min-height: 100vw; height: auto;  margin: 2em 2em 0; width: auto; padding-bottom: 50px;}

    .env_intor3 .txt22{ padding: 1em; }

    .env_intor3_ul li{ margin: 2em 1em 0;}

    .env_intor3_ul .w{ display: block;}

    .env_intor3_ul .img{ width: auto; float: none;}

    .env_intor3_ul li:nth-child(2n) dl,

    .env_intor3_ul .txt dl{ width: auto; margin: 0 1em;}

    .env_intor3_ul li:nth-child(2n) .txt dt,

    .env_intor3_ul .txt dt{ background: url(../images/nn_2.png) no-repeat; background-size: auto 80%;}

    .env_intor3_ul li:nth-child(2n) .img{ float: none;}

    .env_intor3_ul li:nth-child(2n){ background-size: 100% auto;}



    .env-course .t2{ display: block;}

    .env-course .t2 .left{ width: auto; padding: 1em;}

    .env-course .t2 .left .dt{ position: relative; left: 0; top: 0; padding: 0  0 1em 0 ;}

    .env-course .t2 .left dl{ display: block; padding: 0;}

    .env-course .t2 .left .ww{ overflow: hidden;}

    .env-course .t2 .left dl p{ float: left; margin-right: 2em;}

    .env-course .t2 .right{ padding: 1em;}

    .env-course .t2 .right dt{ float: none; width: auto; margin-bottom: 1em;}





    .teacers-3 .box ul{ width: 100%;}

    .teacers-3 .box ul li{ width: 50%;}

    .teacers-3 .box .more{ height: 50%; width: 50%; top: auto; bottom: 0; right: 0; justify-content: center;}

    .teacers-3 .box .more span{ left: auto;}





    

    .env-news li .time{ display: block; top:0; margin: 0; text-align: right; position: relative; left: auto; transform: none;}

	.env-news li .time_1{ text-align: inherit;}
    .env-news li::before{ height: 100%;}
	.env-news li:nth-child(2n) .time{ text-align: left; right: 0;}

	.env-news li{padding: 20px; margin-bottom: 1em;}
    .env-news li a{ min-height: auto;}

	.env-news li a,

	.env-news li:nth-child(2n) a{flex-direction: column; width: auto; margin: 0 0;}

	.env-news li .left {width: 70% ; margin: 0 auto 0 0; margin-top: -4em;}

	.env-news li:nth-child(2n) .left{margin: 0  0 0 auto; margin-top: -4em;}

	.env-news li .left .imgUrl { margin: 0;  position: relative; top: 0; transform: none;}

	.env-news li .right{ padding-top: 10px; width: 100%;}

	.env-news li .right1 { margin: 0;}



    .env-video li{ width: auto; float: none;}

    .env-video li .w{ margin: 0 20px 40px;}





    .works-tit > .flex{ display: block;}

    .works-tit .right{ margin-top: 2em;}

    .works-tit .right{ display: block; width: auto;}

    .works-ul li{ float: none; width: auto;}

    .works-ul li .w .txt{ opacity: 1; background: rgba(0,0,0,0.1);}



    .works-ul3 .w .p{ margin-bottom: 12em;}



    .env-teacher li{ width: auto; float: none;}

    .footer-1 { background-color: #EBF4FF;}



    .works-mask-box .bon-aa a{ width: 40px; line-height: 40px; font-size: 20px; height: 38px; margin-top: -20px; left: 0;}
    .works-mask-box .bon-aa a.next{ left: auto; right: 0;}


   

}