/*! ablejs - v0.2.0 - Thursday, March 7th, 2019, 5:18:54 PM
* http://www.ablesky.com
* Copyright (c) 2019 frontend@ablesky.com; Licensed  */
::-ms-clear{display:none}::-ms-reveal{display:none}#J_siteNav .site-nav-bd{width:1200px}.common-header-2c{width:100%;*position:relative;*z-index:2;background:#fff}.common-header-2c .header-content{width:1202px;position:relative;margin:0 auto}@media screen and (min-width:1600px){.common-header-2c .header-content{width:1446px}}#J-search-hotword{display:none}.common-header-2c .search-wrap-parent{*z-index:2}.common-header-2c .index-nav a.logo{display:block;height:70px;line-height:70px;color:#555;text-indent:-999px;width:110px;background:url(//img.ablesky.cn/stats/images/index/2c/logo-search_cf8b8414.png) no-repeat;background-size:106px 38px;background-position:center center;margin:0 25px 0 0}.common-header-2c .search-wrap{position:relative;float:right;width:380px;z-index:31;margin-top:16px}.common-header-2c .search-from{width:380px}.common-header-2c .middle{width:378px;height:36px;background:#fff;border:1px solid #3f82ff;border-left:0}.common-header-2c .hot-words .word{padding:0 0 0 10px;margin:0 10px 0 0;color:#999;font-size:12px;background:url(//img.ablesky.cn/stats/images/market/nav/separate_c23da908.png) no-repeat 0 center}.common-header-2c .hot-words .word:first-child{padding:0;background:0}.common-header-2c .hot-words .word:hover{color:#09f}.common-header-2c .filterBtn{position:relative;float:left;width:72px;height:36px;line-height:36px;letter-spacing:2px;text-align:center;outline:0 none;color:#555;font-size:14px}.common-header-2c .filterBtn ul{width:72px;background-color:#fff;position:absolute;left:0;cursor:pointer;text-align:left;z-index:110}.common-header-2c .filterBtn ul li{width:58px;padding-left:13px}.common-header-2c .filterBtn ul li:hover{color:#3f82ff}.common-header-2c .filterBtn .first{border-left:1px solid #3f82ff}.common-header-2c .filterBtn .second{display:none;border:1px solid #3f82ff;border-top:0}.common-header-2c .filterBtn .aui-arrow-s{border-top-color:#3b3b3b;border-width:4px;position:absolute;top:17px;right:12px;z-index:110}.common-header-2c .filterBtn ul:hover .second{display:block}.common-header-2c .filterBtn:hover .aui-arrow-s{border-top-color:#09f}.common-header-2c .ipt-search{width:222px;padding:8px 0 5px;position:relative;z-index:2;font-size:14px;color:#555;background:url(//img.ablesky.cn/stats/images/s_d2112c43.gif) repeat scroll 0 0;border:0}.common-header-2c .emptytext{position:absolute;left:75px;top:7px;color:#ccc;font-size:14px}.common-header-2c .submit{position:absolute;top:0;right:0;width:81px;height:38px;font-size:16px;color:#fff;cursor:pointer;border:0;background-color:#3f82ff;-webkit-transition:all .3s ease 0s;-ms-transition:all .3s ease-in 0s;-o-transition:all .3s ease 0s;transition:all .3s ease 0s}.common-header-2c .submit:hover{opacity:.8;filter:alpha(opacity=80)}.common-header-2c .channel-nav{position:absolute;right:0;float:right;width:130px}.common-header-2c .channel-nav a{display:block;padding:9px 21px;text-align:center;font-size:14px;color:#555}.common-header-2c .channel-nav .navBtn{width:88px;height:24px;background:#B6554D;border-color:#B6554D;opacity:.8;filter:alpha(opacity=80);color:#fff;font-size:16px}.common-header-2c .channel-nav .channel-list{*display:none;height:0}.common-header-2c .channel-nav .channel-list a{background:#fff;cursor:text}.common-header-2c .channel-nav .channel-list a:hover{color:#09f}.common-header-2c .channel-list .famous-teacher{border-bottom:2px solid #09f}.common-header-2c .channel-list a{border-left:2px solid #0197FA;border-right:2px solid #0197FA;border-bottom:1px solid #ccc;border-top:0;opacity:0;filter:alpha(opacity=0);-webkit-transform:rotateY(270deg);-o-transform:rotateY(270deg);-ms-transform:rotateY(270deg);transform:rotateY(270deg);transition:opacity .4s ease 0s,transform .5s ease 0s}.common-header-2c .channel-list a:nth-child(1){-webkit-transition-delay:300ms;-ms-transition-delay:300ms;-o-transition-delay:300ms;transition-delay:300ms}.common-header-2c .channel-list a:nth-child(2){-webkit-transition-delay:150ms;-o-transition-delay:150ms;-ms-transition-delay:150ms;transition-delay:150ms}.common-header-2c .channel-list a:nth-child(3){-webkit-transition-delay:100ms;-o-transition-delay:100ms;-ms-transition-delay:100ms;transition-delay:100ms}.common-header-2c .hover .channel-list{*display:block;height:auto}.common-header-2c .hover .channel-list a{opacity:1;filter:alpha(opacity=100);-webkit-transform:none;-o-transform:none;-ms-transform:none;transform:none;cursor:pointer}.common-header-2c .list-box{display:none;position:absolute;left:0;top:37px;width:380px;z-index:99}.common-header-2c .list-box i{position:absolute;top:-5px;left:80px;width:9px;height:6px;font-size:0;line-height:0;z-index:1;background:url(//img.ablesky.cn/stats/images/market/index/search-top-triangle_4dab22d1.png) no-repeat 0 0 transparent}.common-header-2c .list-box ul{background-color:#FFF;border:1px solid #0AE;opacity:.95;filter:alpha(opacity:95)}.common-header-2c .list-box li{height:25px;cursor:pointer;background-color:#FFF;line-height:25px;overflow:hidden;vertical-align:top}.common-header-2c .list-box li.item-selected{background-color:#09F;color:#fff}.common-header-2c .list-box .keyword{float:left;width:190px;height:25px;margin-left:5px;line-height:25px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.common-header-2c .list-box .count-box{float:right;height:25px;margin-right:5px;line-height:25px}.comappdown-2c{position:fixed;right:20px;bottom:100px;z-index:101}.comappdown-2c .app-download{width:54px;height:54px;position:relative;transition:background-position .15s ease 0s;cursor:pointer;background:url(//img.ablesky.cn/stats/images/index/2c/app-download-icon_dcef3210.png) no-repeat -126px -219px}.comappdown-2c .app-qrcode{width:180px;height:218px;position:absolute;right:0;bottom:54px;text-indent:-999em;display:none;background:url(//img.ablesky.cn/stats/images/index/2c/app-download-icon_dcef3210.png) no-repeat 0 0}.comappdown-2c .app-download:hover{background-position:-126px -273px}.comappdown-2c .app-download:hover .app-qrcode{display:block}.common-header-2c .wrap-right{right:0;float:right;text-align:center;line-height:22px;font-size:14px;margin-top:8px}.common-header-2c .wrap-right b{font-size:18px;color:#09f}.common-header-2c .wrap-right span{font-size:18px;color:#09f}.common-header-2c .wrap-right .dredge{width:108px;height:32px;font-size:14px;border:#09f 1px solid;border-radius:4px;background:#fff;display:inline-block;line-height:32px}.common-header-2c .wrap-right a{margin-left:10px}.common-header-2c .index-nav{font-size:16px;*position:relaitve;z-index:1;float:left}.common-header-2c .search-wrap{float:right}.common-header-2c .index-nav li{float:left}.common-header-2c .index-nav li.right{float:right}.common-header-2c .index-nav a.nav-item{display:block;height:70px;line-height:70px;margin:0 10px;color:#555}.common-header-2c .index-nav a .bars-icon{vertical-align:middle;margin:-2px 3px 0 0}.common-header-2c .index-nav li #home{padding:13px 33px 13px 52px}.common-header-2c .index-nav a.nav-item:hover,.common-header-2c .index-nav a.nav-item.active,.common-header-2c .index-nav a.nav-item.m-solu.active{color:#3f82ff}.common-header-2c .index-nav a.nav-item.m-solu{color:#FF7A4B}.common-header-2c .index-nav a.nav-item.m-solu:hover{color:#3f82ff}.common-header-2c .index-nav a.rls-demand-btn{display:inline-block;width:108px;height:70px;line-height:70px;padding:0;color:#fff;text-align:center;font-size:14px;background:url(//img.ablesky.cn/stats/images/index/2c/rls_entry_bg_4592489f.png) no-repeat center 17px}.common-header-2c .index-nav a.build-school-btn{display:inline-block;width:110px;height:26px;line-height:26px;border-radius:13px;padding:0;color:#fff;text-align:center;font-size:14px;background:#3f82ff;margin-top:22px}@media screen and (min-width:1600px){.common-header-2c .index-nav a.rls-demand-btn{width:95px}}.common-header-2c .index-nav a.rls-demand-btn:hover{background:url(//img.ablesky.cn/stats/images/index/2c/rls_entry_bg_hover_e701babf.png) no-repeat center 17px}.common-header-2c .index-nav li.u-yk-link{padding-top:10px;float:right}.common-header-2c .index-nav li.u-yk-link a{padding:3px 10px;border-radius:4px;background-color:#09f;color:#fff}.common-header-2c .index-nav li.u-yk-link a:hover{color:#fff;background-color:#3af}.common-header-2c .index-nav .all-course{width:230px;padding:13px 0;margin-right:18px;background:#09f;color:#fff}.common-header-2c .index-nav .all-course:hover{color:#fff}.common-header-2c .index-nav .all-course i{display:inline-block;vertical-align:middle;background:url(//img.ablesky.cn/stats/images/icon_v10/classify-ico_2af37ebe.png) no-repeat 0 0;width:18px;height:15px;margin:-2px 8px 0 15px}.m-solution{position:relative;padding-right:15px;background:url(//img.ablesky.cn/stats/images/index/2c/header-menu-icon_57e35b35.png) no-repeat 110px 50%}.m-solution:hover .menu{display:block}.m-solution .menu{position:absolute;left:5px;top:70px;z-index:2000;display:none;width:100px;background:#fff;box-shadow:2px 2px 4px rgba(0,0,0,.3)}.m-solution .menu a{display:block;height:30px;line-height:30px;padding:0 20px;color:#4d4d4d;font-size:14px}.m-solution .menu a:hover{color:#38f;background-color:#f7f7f7}