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i{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAALCAYAAACprHcmAAAArklEQVQYlZXQoUpDcRiG8d+BE1dksCQrgkmLZcsWL2Ftti9YvJP181ks9t2AeAvTO5CVwWCw4orbsZwi+h/sbQ+8PLy8VdM0z/iIiFlmPmCEg9+p8FXjHmvM8IhLhdS4wbbjO5wVzPuqbduS6K85M2+xiYhFZl5hUOjua7xigz7muDi2eYJVx1OcF7rfJ28eYhcR68zso+f/Nw41PrHEEG+4Prb5Be8dP2FcMO9+AA/mMq23kEH0AAAAAElFTkSuQmCC) no-repeat}.module_add_explain_dialog .explain_no_data{display:block;text-align:center}.module_add_explain_dialog .explain_no_data .inner{display:inline-block;background-color:#fff;width:360px;height:180px;text-align:center;cursor:pointer;overflow:hidden}.module_add_explain_dialog .explain_no_data .el-icon-upload{font-size:67px;color:#c0c4cc;margin:40px 0 16px;line-height:50px}.module_add_explain_dialog .explain_no_data .upload_text_wrapper .upload_text{color:#b3b3b3;font-size:12px;margin-bottom:10px}.module_add_explain_dialog .video_table thead th{padding:5px 0}.module_add_explain_dialog .video_table tbody td{padding:5px 0;font-size:12px}.module_add_explain_dialog .video_table .delete{cursor:pointer;display:inline-block;height:20px;width:20px;background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAA80lEQVQ4jZ3TMUoDQRSA4S/jYuEZYuGCIKbwDmIRUfASEbHMRbSyCMY7xEKwCN5BCJaieIYoLCRYzGxYA2uy+bsZ5n/vzcx7remobYlD9HCKvbT3jmcM8VY93KoE2MYNrhGWoybmuEcfP5BV5Cec1IglAVfYTxUWZabbNeQqx6laremo3cErthoEgBmOgvhgTWXJ6QV0N5BLuhny6s7Oxde/xvfjbnWZ133XuhSZ2CQHNRlW8RnEDtuUccCD+CVNmWEYMMFggwADTMpH7GPcQH5JzmJoCpzhThyYOuYp83ly/kxjSQeXYoPl6eBHqnAoXnnBL7PXM57V40pNAAAAAElFTkSuQmCC) no-repeat;background-position-y:2px;vertical-align:middle;margin-left:5px}.module_add_explain_dialog .progress_wrapper{position:relative;display:inline-block;height:10px;width:140px;background-color:#ebeef5;border-radius:6px;overflow:hidden}.module_add_explain_dialog .progress_wrapper i.progress_fill{position:absolute;top:0;left:0;display:inline-block;height:100%;width:0;background-color:#26bf80}.module_add_explain_dialog i.progress_text{display:inline-block;width:40px}.module_add_explain_dialog i.progress_text.active{color:#26bf80}.module_add_explain_dialog .size_text{float:left;margin-left:20px}.module_add_explain_dialog .error_text{color:#ff727f}.module_add_explain_dialog .explain_card_list{padding:25px 20px}.use_wk_download_url{cursor:pointer;color:#26bf80}.fl[data-v-621b38cc]{float:left}.fr[data-v-621b38cc]{float:right}.text_center[data-v-621b38cc]{text-align:center}.text_left[data-v-621b38cc]{text-align:left}.text_right[data-v-621b38cc]{text-align:right}.text_overflow[data-v-621b38cc]{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.disable[data-v-621b38cc]{pointer-events:none}.disable[data-v-621b38cc]:hover{border:none}.text_overflow3[data-v-621b38cc]{-webkit-line-clamp:3;line-clamp:3}.text_overflow2[data-v-621b38cc],.text_overflow3[data-v-621b38cc]{text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical}.text_overflow2[data-v-621b38cc]{-webkit-line-clamp:2;line-clamp:2}.text_overflow1[data-v-621b38cc]{text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;line-clamp:1;-webkit-box-orient:vertical}.psn_relative[data-v-621b38cc]{position:relative}.psn_absolute[data-v-621b38cc]{position:absolute}.no_write_module_placeholder[data-v-621b38cc]{font-size:50px;text-align:center;margin-top:50px}.clearfix[data-v-621b38cc]:after,.clearfix[data-v-621b38cc]:before{content:" ";display:table}.clearfix[data-v-621b38cc]:after{clear:both}.clearfix[data-v-621b38cc],.text_overflow[data-v-621b38cc],[data-v-621b38cc],zoom 1[data-v-621b38cc]{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.red_color_font[data-v-621b38cc]{color:#fa541c}.main_color_font[data-v-621b38cc]{color:#26bf80}.white_color_font[data-v-621b38cc]{color:#fff}.grey_color_font[data-v-621b38cc]{color:#8c8c8c}.orange_color_font[data-v-621b38cc]{color:$basket_color}.dander_color[data-v-621b38cc]{color:#ff2a00}.small_size[data-v-621b38cc]{font-size:12px}.middle_size[data-v-621b38cc]{font-size:14px}.width_150[data-v-621b38cc]{width:150px}.ml_10[data-v-621b38cc]{margin-left:10px}.mr_10[data-v-621b38cc]{margin-right:10px}.mb_10[data-v-621b38cc]{margin-bottom:10px}.mt_10[data-v-621b38cc]{margin-top:10px}.font_weight[data-v-621b38cc]{font-weight:700}.pointer[data-v-621b38cc]{cursor:pointer}.no_border[data-v-621b38cc]{border:none}.delete_btn:hover span[data-v-621b38cc]{color:#fa541c!important}.module_evk_player[data-v-621b38cc]{background-color:#fff}.module_evk_player.fullscreen_evk_player[data-v-621b38cc]{position:fixed;top:0;left:0}.module_view_explain_dialog .el-dialog__body{padding:10px 20px 20px}.module_view_explain_dialog .video_manager{height:30px;line-height:30px;font-size:12px;width:170px}.module_view_explain_dialog .video_manager:after{display:block;content:".";height:0;line-height:0;clear:both;visibility:hidden}.module_view_explain_dialog .video_manager .add,.module_view_explain_dialog .video_manager .manager{cursor:pointer}.module_view_explain_dialog .video_manager .add{float:left;display:inline-block;height:16px;line-height:16px;margin-top:8px;width:45px;color:#26bf80}.module_view_explain_dialog .video_manager .manager{float:right;display:inline-block;height:16px;line-height:16px;padding-left:17px;margin-top:8px;width:45px;background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA0AAAAOCAYAAAD0f5bSAAABDklEQVQokYXSMUicQRDF8Z/6CYIKYieCIEgQbFImlb0i2tsIwg2SKpBSLK62jgykSJNeURErvdJGQRshKS2CpJSAiGjhHnifej5YmH07/33Dsj2NRmMWG+jTXfdoZmarwgo+YRt3bwD9WMIXtCr0YCszv3WLiYhNTEFVvJty8Avztf79zFxu9zyH2trF75p3WU+tQ5P4WPNu34MGMfKK1xU6wb9StzLzDCJiFAdlvYBWsVjqrxFxjmEcl8sWIqK3A8rMpef7iNjHHK4x4ekFf/TW562phf/4gM/FO2onDb0BzWAAsxgv3nSFB6xFxJjOb3SKCxxip/Tt4U+Fn2XecZ26ysx1bEbEd/zNzCY8AoqKRPO4CfejAAAAAElFTkSuQmCC) no-repeat;background-position-y:1px}.module_view_explain_dialog .video_item{position:relative;width:170px;height:120px;text-align:center;border-radius:2px;border:1px solid #e8e8e8;margin-bottom:20px;cursor:pointer}.module_view_explain_dialog .video_item.no_play{cursor:not-allowed}.module_view_explain_dialog .video_item .cover{display:block;width:100%;height:100%}.module_view_explain_dialog .video_item .delete{position:absolute;top:5px;right:5px;cursor:pointer;display:inline-block;height:20px;width:20px;background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAA80lEQVQ4jZ3TMUoDQRSA4S/jYuEZYuGCIKbwDmIRUfASEbHMRbSyCMY7xEKwCN5BCJaieIYoLCRYzGxYA2uy+bsZ5n/vzcx7remobYlD9HCKvbT3jmcM8VY93KoE2MYNrhGWoybmuEcfP5BV5Cec1IglAVfYTxUWZabbNeQqx6laremo3cErthoEgBmOgvhgTWXJ6QV0N5BLuhny6s7Oxde/xvfjbnWZ133XuhSZ2CQHNRlW8RnEDtuUccCD+CVNmWEYMMFggwADTMpH7GPcQH5JzmJoCpzhThyYOuYp83ly/kxjSQeXYoPl6eBHqnAoXnnBL7PXM57V40pNAAAAAElFTkSuQmCC) no-repeat;background-position-y:1px}.module_view_explain_dialog .video_item .video_item_title{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;position:absolute;left:0;bottom:0;height:30px;line-height:30px;width:100%;color:#fff;background-color:rgba(0,0,0,.7);font-size:12px;padding:0 5px}.module_view_explain_dialog .video_item.active{border:1px solid #26bf80}.module_view_explain_dialog .video_player{margin-top:30px}.module_affix[data-v-65cbfe3c]{z-index:1}.module_affix .affix[data-v-65cbfe3c]{position:fixed}.score_bar table{margin:auto;width:auto;border-left:1px solid #e8e8e8;border-top:1px solid #e8e8e8}.score_bar table td,.score_bar table th{width:50px;height:25px;font-size:14px;line-height:25px;text-align:center;font-weight:400;color:#595959;border-right:1px solid #e8e8e8;border-bottom:1px solid #e8e8e8}.big_ques_score{width:120px;height:58px;line-height:58px;border-left:1px solid #b3b3b3;border-top:1px solid #b3b3b3}.big_ques_score tbody tr td,.big_ques_score thead tr th{width:60px;height:26px;line-height:26px;text-align:center;color:#595959;border-right:1px solid #b3b3b3;border-bottom:1px solid #b3b3b3}.module_question_preview{position:relative;margin:0 auto;width:1200px}.module_question_preview .question_bread{height:34px;line-height:34px;font-size:12px}.module_question_preview .preview_wrapper{margin-bottom:20px;padding:18px 0 0 24px;min-height:730px;-webkit-box-shadow:0 0 4px #e8e8e8;box-shadow:0 0 4px #e8e8e8;background-color:#fff}.module_question_preview .preview_wrapper .go_back{color:#fff}.module_question_preview .preview_wrapper .top{padding:12px 30px 16px;border-bottom:2px solid #e8e8e8;height:62px;background-color:#fff}.module_question_preview .preview_wrapper .top .homework{border:1px solid #26bf80;color:#26bf80}.module_question_preview .preview_wrapper .top .continue_paper{background:#26bf80;border-radius:4px;color:#fff}.module_question_preview .preview_wrapper .top .title{margin-right:16px;font-size:28px;color:#262626;vertical-align:bottom}.module_question_preview .preview_wrapper .top .score{margin-right:16px;font-size:16px;color:#262626;vertical-align:bottom}.module_question_preview .preview_wrapper .top .score .num{margin:0 6px;font-size:24px;color:#faad14;vertical-align:bottom}.module_question_preview .preview_wrapper .top .desc{font-size:14px;color:#8c8c8c;vertical-align:bottom}.module_question_preview .preview_wrapper .el-col-10{text-align:right}.module_question_preview .preview_wrapper .preview_container .left_part{padding-top:30px}.module_question_preview .preview_wrapper .preview_container .left_part .try_order{height:35px}.module_question_preview .preview_wrapper .preview_container .left_part .try_order .paper_order{font-size:14px;font-weight:700;color:#595959}.module_question_preview .preview_wrapper .preview_container .left_part .try_order .easy_difficult{font-size:12px;color:#595959;cursor:pointer}.module_question_preview .preview_wrapper .preview_container .left_part .try_order .easy_difficult:hover{color:#26bf80}.module_question_preview .preview_wrapper .preview_container .left_part .paper_collection{padding:0 40px 20px;border:1px dashed #ccc;height:350px!important;overflow-y:auto;overflow-x:hidden}.module_question_preview .preview_wrapper .preview_container .left_part .paper_collection .preview_list{margin-top:35px;font-size:14px;color:#666}.module_question_preview .preview_wrapper .preview_container .left_part .paper_collection .preview_list .small_list{width:28px;height:28px;border:1px solid #ccc;border-radius:4px;margin-top:20px;margin-right:10px;text-align:center;line-height:28px}.module_question_preview .preview_wrapper .preview_container .left_part .order_line{height:1px;background:#ccc}.module_question_preview .preview_wrapper .preview_container .left_part .drag_the{margin-top:20px;font-size:12px;color:#999;margin-bottom:12px}.module_question_preview .preview_wrapper .preview_container .right_part{position:relative;padding-top:30px;min-height:730px}.module_question_preview .preview_wrapper .preview_container .right_part .paper_title{height:50px;margin:0 auto;font-size:24px;color:#595959;text-align:center;line-height:50px;position:relative}.module_question_preview .preview_wrapper .preview_container .right_part .paper_title:hover{cursor:pointer;border:1px solid #26bf80}.module_question_preview .preview_wrapper .preview_container .right_part .paper_title:hover .modify_the_title{z-index:100;background:#fff;display:inline-block;line-height:20px;position:absolute;top:0}.module_question_preview .preview_wrapper .preview_container .right_part .paper_title .modify_the_title{position:absolute;right:16px;top:0;display:none}.module_question_preview .preview_wrapper .preview_container .right_part .setting_button{height:30px;line-height:8px;position:absolute;right:40px;top:30px}.module_question_preview .preview_wrapper .preview_container .right_part .bind_line{width:110px;height:700px;position:absolute;top:15px;left:10px;background:url(/img/icon_gutter.49866b2e.png) no-repeat 0 0}.module_question_preview .preview_wrapper .preview_container .right_part .style_content{margin:0 auto;width:666px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content>div{margin-top:20px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .el-input .el-input__inner,.module_question_preview .preview_wrapper .preview_container .right_part .style_content .paper_title .el-input__inner{width:666px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .secret{text-align:left}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .main_title,.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title{font-size:28px;text-align:center}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .main_title .el-input .el-input__inner,.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title .el-input .el-input__inner{height:44px;width:668px;top:-1px;left:-1px;position:relative}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title{font-size:20px;position:relative;height:40px;padding-top:0;line-height:40px;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;margin-top:0;width:668px;display:-webkit-box;display:-ms-flexbox;display:flex;padding-bottom:40px;margin-top:10px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title:hover{cursor:pointer;border:1px solid #26bf80}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title:hover .modify_the_title{z-index:100;background:#fff;display:inline-block;line-height:12px;position:absolute;top:0}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .vice_title .modify_the_title{position:absolute;right:16px;top:4px;display:none}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .input_bar,.module_question_preview .preview_wrapper .preview_container .right_part .style_content .notice_bar,.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar{font-size:14px;text-align:center;line-height:20px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .notice_bar{font-weight:700}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar{position:relative;height:40px;padding-top:0;line-height:40px;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;margin-top:0;width:668px;display:-webkit-box;display:-ms-flexbox;display:flex;padding-bottom:40px;margin-top:10px}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar:hover{cursor:pointer;border:1px solid #26bf80}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar:hover .modify_the_title{z-index:100;background:#fff;display:inline-block;line-height:12px;position:absolute;top:0}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar .modify_the_title{position:absolute;right:16px;top:4px;display:none}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .text_info_bar .el-input .el-input__inner{height:44px;width:668px;top:-1px;left:-1px;position:relative}.module_question_preview .preview_wrapper .preview_container .right_part .style_content .secret{position:absolute;top:10px;left:160px}.module_question_preview .preview_wrapper .preview_container .preview_question_show{margin-top:88px}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item{margin-left:135px;width:800px;margin-bottom:22px;-webkit-box-sizing:border-box;box-sizing:border-box;border:1px solid #fff}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item .item_head{height:58px;-webkit-transition:color .5s,background-color .5s;transition:color .5s,background-color .5s}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item .item_head:after{display:block;content:".";height:0;line-height:0;clear:both;visibility:hidden}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item .item_head .big_ques_info{height:58px;line-height:58px}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item .item_head .big_ques_info .ques_title{display:inline-block;width:366px;font-size:16px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item .item_head .big_ques_op{display:none;padding-right:2px;height:58px;line-height:58px;text-align:right}.module_question_preview .preview_wrapper .preview_container .preview_question_show .item 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