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none;border-left:0 solid transparent;border-right:20px solid transparent}.album-introduction .album-nav-tabs .nav-tab{display:inline-block;width:160px;height:40px;line-height:40px;text-align:center;font-size:14px;cursor:pointer}.album-introduction .album-nav-tabs .nav-tab:first-child{border-right:3px solid #f3f3f3}.album-introduction .tab-pane{min-height:400px;padding:35px 40px 65px}.album-introduction .album-ul .album-tit{font-size:14px;line-height:48px;height:48px;background:#edf5ff;color:#3e6099;border-bottom:1px solid #efefef}.album-introduction .album-ul .tit-num{display:inline-block;width:100px;text-align:center}.album-introduction .album-ul .album-ls2{font-size:14px;line-height:48px;height:48px;color:#666;border-bottom:1px solid #efefef}.album-introduction .album-ul .album-ls2 .ls-content{position:relative}.album-introduction .album-ul .album-ls2 .ls-content .profile{display:inline-block;vertical-align:top;max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.album-introduction .album-ul .album-ls2 .ls-content i{margin-right:5px}.album-introduction .album-ul .album-ls2 .ls-content .album_btns{display:none;position:absolute;top:0;right:0}.album-introduction .album-ul .album-ls2 .ls-content .album_btns .el-button{width:80px;height:30px;padding:0}.album-introduction .album-ul .ls-content:hover>.album_btns{display:block}.album-introduction .album-ul .ls-content:hover>.album-ls2{background-color:#effaff}.album-introduction .albumIntroduction{border-bottom:1px dashed #e0e0e0;padding-bottom:25px;margin-bottom:30px}.album-introduction .albumIntroduction .avatar-path{display:block;float:left;width:128px;height:128px;border-radius:50%;overflow:hidden;box-shadow:0 6px 7px 0 rgba(0,0,0,.1)}.album-introduction .albumIntroduction .avatar-path img{width:100%;height:100%}.album-introduction .albumIntroduction .albumIntroduction-r{margin-left:160px}.album-introduction .albumIntroduction .albumIntroduction-r .about-teacher{display:inline-block;width:100%}.album-introduction .albumIntroduction .albumIntroduction-r .teacher-info a{font-size:20px;color:#2f6d8c;font-weight:700}.album-introduction .albumIntroduction .albumIntroduction-r .teacher-info strong{font-size:14px;line-height:35px;border-radius:30px;color:#fff;background:#338efc;padding:7px 15px;margin-left:15px}.album-introduction .albumIntroduction .albumIntroduction-r .introduction-try i{text-align:center;line-height:40px;color:#fff;text-indent:25px;margin-left:40px;cursor:pointer}.album-introduction .albumIntroduction .albumIntroduction-r .introduction-try .focus{background-position:-381px -473px;width:100px;height:40px}.album-introduction .albumIntroduction .albumIntroduction-r .introduction-try .alfocus{background-position:-271px -473px;width:100px;height:40px}.album-introduction .albumIntroduction .albumIntroduction-r .other-infos{padding-top:20px}.album-introduction .albumIntroduction .albumIntroduction-r .other-infos span{font-size:14px;color:#db9c00;margin-right:40px}.album-introduction .album-profile{font-size:14px;line-height:19px;padding-bottom:80px}.album-introduction .album-profile p{display:inline;color:#1d5673;text-align:left}.album-introduction .album-appraise .downBtn,.album-introduction .album-outline .downBtn{margin-bottom:20px}.album-introduction .empty-bgc-img{display:inline-block;width:100%;height:500px;background-image:url(../img/image08.67953bf8.png);background-size:100%;position:relative}.album-introduction .empty-bgc-img .i_resourceMask{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.1);text-align:center;visibility:hidden;opacity:0;-moz-transition:all .35s ease-in;-webkit-transition:all .35s ease-in;-o-transition:all .35s ease-in;transition:all .35s ease-in}.album-introduction .empty-bgc-img:hover .i_resourceMask{visibility:visible;opacity:1}.album-introduction .empty-bgc-img span{font-size:24px;color:#fff;background:rgba(0,0,0,.1);border-radius:15px;height:70px;line-height:70px;display:block;width:370px;text-align:center;position:absolute;top:45%;left:50%;margin-left:-170px}