@charset "utf-8";a,h1,h2,h3{color:#222}.clear,.comment,.line{width:100%}.comment,.fl{float:left}dl,label,li,ol,ul,video{list-style:none}a,a:focus{text-decoration:none}a:focus,button,input,select,textarea{outline:0}body{font:400 16px/30px Microsoft YaHei,Arial;color:#393939;background:#fff;margin:0;padding:0;text-align:left;overflow:auto;font-family:"微软雅黑"}.clear,.search-list,.select,header{overflow:hidden}html{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}*,:after,:before{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}::selection{color:#aaa;background:#222}::-moz-selection{color:#aaa;background:#222}::-webkit-input-placeholder{color:#ccc;font-family:Microsoft YaHei}:-moz-placeholder{color:#ccc;font-family:Microsoft YaHei}::-moz-placeholder{color:#ccc;font-family:Microsoft YaHei}:-ms-input-placeholder{color:#ccc;font-family:Microsoft YaHei}dd,div,dl,dt,form,h1,h2,h3,h4,h5,img,li,ol,p,ul{margin:0;padding:0;border:0}em,i{font-style:normal}div{transition:all .5s ease-in-out;-moz-transition:all .5s ease-in-out;-webkit-transition:all .5s ease-in-out;-o-transition:all .5s ease-in-out}textarea{resize:none}img{vertical-align:top;-ms-interpolation-mode:bicubic;-image-rendering:optimizeQuality;image-redering:pixelated}.clear{clear:both;height:0}.hidden{display:none}.logo,.wrap,header a{display:block}a{background-color:transparent}b,strong{font-weight:700}h1{font:700 36px/68px Microsoft Yahei}h2{font:700 22px/40px Microsoft Yahei}h3{font:700 20px/36px Microsoft Yahei}.introduction{font:400 16px/30px Microsoft Yahei;color:#666}.crumbs{font:400 18px/68px Microsoft Yahei;color:#aaa}.line{border-bottom:1px solid #ddd}div,p{text-overflow:ellipsis}.comment{margin:0 0 10px}.commentbox{width:100%;margin:10 0 0}.font-big{font:400 20px/36px Microsoft YaHei,Arial}.font-small{font:400 16px/30px Microsoft YaHei,Arial}.wrap{width:1180px;margin:auto}ul .mn,video{margin:0}.fr,.top-sc-text{float:right}.clearfix:after{display:block;clear:both;content:""}video{padding:0;border:none}a,button,img,input{-webkit-tap-highlight-color:transparent;outline:0}.topbox{width:100%;background:#fff}.top-scbox{width:100%;height:42px;background:#000}.serchBtn{width:16px;height:16px;background:url(http://www.nse.pku.edu.cn/images/search.png) no-repeat;border:none;cursor:pointer;float:left;margin:12px 40px 0 0}.chineseBtn,.enBtn{width:41px;height:42px;line-height:42px;font-size:12px;color:#aaa;float:left}.top-scbox span{color:#666;line-height:42px;float:left;margin-right:15px}header{height:145px;padding-top:15px;box-sizing:border-box;transition:1s;position:relative}.logo{margin:auto}.nav,.nav .nav-btn{margin:0 auto;box-sizing:border-box;text-align:center}.nav-bg{width:100%;height:67px;border-top:3px solid #9a0000}.cn-en{display:none;float:right}.cn-en a{background-color:#eaeaea;padding:6px 20px;border-radius:20px}.nav .nav-btn{height:64px;padding-top:24px}.nav .nav-btn li{display:inline-block;font-size:16px;color:#222;position:relative}.nav .nav-btn li a{float:left;padding:0 20px;cursor:pointer}.nav .nav-btn li .menu a{padding:0}.nav .down{float:left;width:7px;height:4px;background:url(http://www.nse.pku.edu.cn/images/down.png) no-repeat;margin-top:16px;box-sizing:border-box}.menu{position:absolute;left:0;top:40px;cursor:pointer;display:none;z-index:300}.nav .menu a{width:270%;height:40px;line-height:40px;text-align:center;background-color:#780707;color:#fff;border-bottom:1px solid #000;margin-left:-85%}.menu a:hover{background-color:#9a0000}.m-search{height:5em;line-height:4.8em;background-color:#dbdbdb;display:none}.m-search .form{position:relative;width:80%;height:100%;display:block;margin:auto;padding-top:26px;box-sizing:border-box}.m-search .input{width:100%;height:70%;background-color:#fff;border:none;border-radius:30px;padding-left:20px;font-size:26px;box-sizing:border-box;cursor:pointer;line-height:75px;}.m-search input::-webkit-input-placeholder{color:#dfdfdf}.m-search .serchBtn{position:absolute;right:20px;top:40%;margin:0}.search-list{width:100%;height:827px;background-color:#000;position:absolute;left:0;top:-1000px;z-index:9999;transition:all .5s}.sc-back,.sc-close{height:60px;line-height:60px;color:#666;font-size:26px;position:absolute;cursor:pointer}.search_show{top:0}.sc-close{width:60px;border:1px solid #666;text-align:center;right:5%;top:20%}.sc-back{width:100px;left:14%;top:10%;display:none}.sc-center{width:73%;height:45%;position:absolute;left:0;top:0;right:0;bottom:0;margin:auto}form{position:relative}form .f-search-close{width:50px;height:50px;text-align:center;line-height:50px;cursor:pointer;position:absolute;right:0;top:0;color:#fff;font-size:20px}.footer .navbar-inverse,.footer>div{position:relative}.sc-center .inp01{float:left;width:100%;height:60px;border:none;border-bottom:2px solid #ddd;font:400 16px/24px Microsoft Yahei;color:#ddd;padding:0 8px;background:#000;font-size:24px;margin-bottom:32px}.sc-author,.sc-date,.sc-date .inp02,.search-btn{height:50px;border:none;font-size:16px;line-height:50px}input::-webkit-input-placeholder{color:#666}.search-btn{width:150px;text-align:center;background:#9a0000;border-radius:5px;letter-spacing:5px;color:#fff;float:right;cursor:pointer}.search-hots{width:100%;color:#888;margin-bottom:48px}.search-hots a{color:#888}.search-hots span{margin:0 12px}.sc-author,.sc-date{width:100%;background:#ddd;border-radius:5px;margin-bottom:32px;position:relative;padding-right:10px;box-sizing:border-box}.sc-date .inp02{float:left;width:100%;border:none;font:400 16px/24px Microsoft Yahei;color:#4d4d4d;padding:11px 20px 11px 8px;background:url(http://www.nse.pku.edu.cn/images/date-ico.jpg) right center no-repeat;font-size:18px;cursor:pointer}.sc-author .inp03{width:64%;height:100%;border:none;background:0 0;float:left;font-size:16px;box-sizing:border-box;letter-spacing:1px}.sc-author .searchTypes{float:left}.sc-author span{width:15px;height:7px;background:url(http://www.nse.pku.edu.cn/images/select.png) no-repeat;background-size:cover;margin:22px 10px 0;float:left;cursor:pointer}.searchTypes,.select{height:100%}.sc-author em{color:#aaa;float:left}.select{cursor:pointer}.select p{width:100%;text-align:center;font-size:18px;margin-left:5px}.hAutor{height:auto}.section{background-color:#efd7a7}.section li{padding:0 10px;border-bottom:1px solid #000;font-size:18px}.footer{margin-bottom:40px}.footer .n-contact div{font-size:14px;color:#666}.footer .navbar-inverse li{height:32px;font-size:14px;color:#747474}.footer>div{margin:40px auto}.error img,.qrCode,.qrCodeBox span{margin:auto;display:block}.qrCodeBox{width:300px;height:200px;position:absolute;right:0;top:16px}.qrCode{width:142px;height:142px;background:url(http://www.nse.pku.edu.cn/images/qrCode.jpg) no-repeat}.qrCodeBox span{width:100%;font-size:20px;color:#969696;text-align:center}.error{padding:90px 0}.error span{display:block;text-align:center;font-size:16px;margin-top:24px}@media (min-width:1024px) and (max-width:1199px){.b-line,.wrap{width:99%}.nav .nav-btn li a{padding:0 14px}}@media (min-width:320px) and (max-width:1024px){.b-line,.n-cultivate-b .num,.top-scbox{display:none}.hide,.nav-bg{overflow:hidden}.wrap{width:90%}.b-line{width:100%}header{height:8em;padding:0}header a{display:inline-block}.logo{width:584px;height:108px;margin-left:16px;margin-top:30px}.top-menu{width:36px;height:30px;position:absolute;top:40%;right:5%;background:url(http://www.nse.pku.edu.cn/images/top-menu.png) no-repeat;cursor:pointer}.nav-bg{display:none}.nav .menu a{margin:0}.m-search{display:block;height:7em;line-height:6.8em}.footer .n-contact .fl,.footer .n-contact .fr{float:none;text-align:center}.footer .n-activity-right .img_box{margin-left:0}.footer .navbar-inverse{width:100%;display:block;margin:0 auto auto;text-align:center;background:#f1f1f1;padding:40px 10%}.footer .n-contact div{font-size:20px}.footer .navbar-inverse li{height:auto;font-size:25px}.sc-author .inp03,.sc-date .inp02,.search-hots a,.section li,.select p{font-size:32px}.footer{background:#f1f1f1}.nav-bg,.sc-center .inp01,.search-list{background-color:#fff}.search-list{height:100%;position:fixed;left:0;top:-3000px}.search_show{top:0}.sc-center .inp01{height:4em;font-size:32px}.sc-author,.sc-date,.sc-date .inp02{height:90px;line-height:90px}.search-hots a{color:#888}.sc-date .inp02{padding:0 22px;background-image:url(http://www.nse.pku.edu.cn/images/date-ico.png)}.select p{padding:0 20px}.section li{padding:0 26px}.sc-author span{margin:42px 10px 0}form .f-search-close{color:#666;font-size:40px}.sc-close{display:none}.search-btn{float:none;display:block;margin:160px auto;width:210px;height:80px;line-height:80px;font-size:32px}.chineseBtn,.enBtn{width:100px;height:50px;line-height:50px;font-size:27px;color:#aaa;float:left}.cn-en a{padding:0;text-align:center;margin:0 10px}.nav{text-align:initial}.nav-bg{width:100%;height:auto;position:absolute;left:0;top:8em;z-index:9999;border-top:3px solid #ededed;padding:30px}.nav .nav-btn li{display:inline-block;font-size:16px;color:#222;position:relative;width:100%;line-height:7em;margin-bottom:5px}.nav .nav-btn li a{width:100%;float:none;cursor:pointer;display:block;background:#9a0000;color:#fff;font-size:34px}.nav .down{display:none}.isno,.menu,.sc-back{display:block}.nav .nav-btn{height:auto;text-align:inherit}.nav .nav-btn li:first-child a{background-color:#fff;color:#666}.menu{position:static;z-index:3}.nav .nav-btn li .menu a{width:100%;float:none;cursor:pointer;display:block;font-size:32px;background:#ededed;color:#666;border-bottom:1px solid #fff;height:100px;line-height:100px}.sc-back{width:100%;font-size:50px}.ov{display:none}.cn-en,.nav-l{display:block}.cn-en{float:right}.main .show{display:none}.qrCodeBox{position:inherit;display:block;margin:auto;top:0}}@media (max-width:550px){.sc-author .inp03{width:42%}}@media (max-width:320px){.content,.footer,.topbox{display:none}}