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.classif-empty-text{font-family:OPPOSans;font-size:16px;color:#888;line-height:28px}.zmx-banner-btn-nav{display:inline-block}.zmx-banner-btn-nav .zmx-banner-btn-box{display:flex;border-radius:6px;position:relative;padding:10px;background-color:#fff}.zmx-banner-btn-nav .zmx-banner-btn-box .zmx-banner-before__block{background-color:#2250c4;position:absolute;height:38px;width:122px;border-radius:6px}.zmx-banner-btn-nav .zmx-banner-btn{height:38px;width:122px;display:flex;align-items:center;justify-content:center;border-radius:4px;font-family:OPPOSans;font-size:16px;line-height:28px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .2s;border:1px solid transparent;color:#121212;position:relative;z-index:1}.zmx-banner-btn-nav .zmx-banner-btn:hover{color:#2250c4}.zmx-banner-btn-nav .zmx-banner-btn.ontrue{color:#fff}.margin-t40{margin-top:40px}#task-classif-card,#paper-classif-card,#teacher-classif-card,#video-classif-card{padding:0;background-color:#fff;border-radius:0;margin-top:20px}#book-classif-card{padding:0}#book-classif-card.zmx-card{padding:0;background-color:#fff}#task-classif-card .classif-container,#paper-classif-card .classif-container,#book-classif-card .classif-container,#teacher-classif-card .classif-container,#video-classif-card .classif-container,#defalut-coach-classif-card .classif-container{display:flex;padding:0 32px;position:relative}#task-classif-card .classif-container .classif-two-nav,#paper-classif-card .classif-container .classif-two-nav,#book-classif-card .classif-container .classif-two-nav,#teacher-classif-card .classif-container .classif-two-nav,#video-classif-card .classif-container .classif-two-nav,#defalut-coach-classif-card .classif-container .classif-two-nav{width:186px;max-height:calc(100vh - 165px);overflow-y:auto;padding-right:14px;margin-right:10px;box-sizing:content-box;padding-bottom:24px}#task-classif-card .classif-container .classif-two-nav li,#paper-classif-card .classif-container .classif-two-nav li,#book-classif-card .classif-container .classif-two-nav li,#teacher-classif-card .classif-container .classif-two-nav li,#video-classif-card .classif-container .classif-two-nav li,#defalut-coach-classif-card .classif-container .classif-two-nav li{padding:10px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;-webkit-user-select:none;user-select:none;margin-top:10px;border-radius:6px;transition:.2s all}#task-classif-card .classif-container .classif-two-nav li:nth-child(1),#paper-classif-card .classif-container .classif-two-nav li:nth-child(1),#book-classif-card .classif-container .classif-two-nav li:nth-child(1),#teacher-classif-card .classif-container .classif-two-nav li:nth-child(1),#video-classif-card .classif-container .classif-two-nav li:nth-child(1),#defalut-coach-classif-card .classif-container .classif-two-nav li:nth-child(1){margin-top:0}#task-classif-card .classif-container .classif-two-nav li i,#paper-classif-card .classif-container .classif-two-nav li i,#book-classif-card .classif-container .classif-two-nav li i,#teacher-classif-card .classif-container .classif-two-nav li i,#video-classif-card .classif-container .classif-two-nav li i,#defalut-coach-classif-card .classif-container .classif-two-nav li i{font-size:14px;margin-right:10px;color:#121212}#task-classif-card .classif-container .classif-two-nav li .classif-two-item-title,#paper-classif-card .classif-container .classif-two-nav li .classif-two-item-title,#book-classif-card .classif-container .classif-two-nav li .classif-two-item-title,#teacher-classif-card .classif-container .classif-two-nav li .classif-two-item-title,#video-classif-card .classif-container .classif-two-nav li .classif-two-item-title,#defalut-coach-classif-card .classif-container .classif-two-nav li .classif-two-item-title{width:100%;display:flex;align-items:center;justify-content:space-between;font-family:OPPOSansBold;font-size:16px;color:#121212;line-height:28px;flex:1}#task-classif-card .classif-container .classif-two-nav li.ontrue,#task-classif-card .classif-container .classif-two-nav li:hover,#paper-classif-card .classif-container .classif-two-nav li.ontrue,#paper-classif-card .classif-container .classif-two-nav li:hover,#book-classif-card .classif-container .classif-two-nav li.ontrue,#book-classif-card .classif-container .classif-two-nav li:hover,#teacher-classif-card .classif-container .classif-two-nav li.ontrue,#teacher-classif-card .classif-container .classif-two-nav li:hover,#video-classif-card .classif-container .classif-two-nav li.ontrue,#video-classif-card .classif-container .classif-two-nav li:hover,#defalut-coach-classif-card .classif-container .classif-two-nav li.ontrue,#defalut-coach-classif-card .classif-container .classif-two-nav 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span,#defalut-coach-classif-card .classif-container .classif-two-nav li:hover .classif-two-item-title span{color:#2250c4}#task-classif-card .classif-container .classif-content-box,#paper-classif-card .classif-container .classif-content-box,#book-classif-card .classif-container .classif-content-box,#teacher-classif-card .classif-container .classif-content-box,#video-classif-card .classif-container .classif-content-box,#defalut-coach-classif-card .classif-container .classif-content-box{flex:1;padding-bottom:24px;height:100%;min-width:0}#task-classif-card .classif-container .classif-content-box .classif-content-card,#paper-classif-card .classif-container .classif-content-box .classif-content-card,#book-classif-card .classif-container .classif-content-box .classif-content-card,#teacher-classif-card .classif-container .classif-content-box .classif-content-card,#video-classif-card .classif-container .classif-content-box .classif-content-card,#defalut-coach-classif-card .classif-container .classif-content-box .classif-content-card{display:flex;background-color:#f9f9f9;flex-direction:column;padding:24px 20px;min-height:calc(100vh - 180px);min-width:0;width:100%;max-width:100%;box-sizing:border-box;overflow:hidden}#task-classif-card .classif-container .classif-content-box .classif-three-nav,#paper-classif-card .classif-container .classif-content-box .classif-three-nav,#book-classif-card .classif-container .classif-content-box .classif-three-nav,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav,#video-classif-card .classif-container .classif-content-box .classif-three-nav,#defalut-coach-classif-card .classif-container .classif-content-box .classif-three-nav{display:flex;justify-content:space-between;align-items:center;height:40px;padding-bottom:14px}#task-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left,#paper-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left,#book-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left,#video-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left,#defalut-coach-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left{height:40px;display:flex;align-items:center;white-space:nowrap}#task-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn,#paper-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn,#book-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn,#video-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn,#defalut-coach-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn{display:flex;align-items:center;cursor:pointer;margin-right:24px}#task-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn span,#paper-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn span,#book-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn span,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn span,#video-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn span,#defalut-coach-classif-card 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.classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue span,#task-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue i,#paper-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue span,#paper-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue i,#book-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue span,#book-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue i,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav .classif-three-nav-left .classif-three-btn.ontrue span,#teacher-classif-card .classif-container .classif-content-box .classif-three-nav 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