.fl{float:left}.fr{float:right}.text_center{text-align:center}.text_left{text-align:left}.text_right{text-align:right}.text_overflow{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.disable{pointer-events:none}.disable:hover{border:none}.text_overflow3{-webkit-line-clamp:3;line-clamp:3}.text_overflow2,.text_overflow3{text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical}.text_overflow2{-webkit-line-clamp:2;line-clamp:2}.text_overflow1{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{position:relative}.psn_absolute{position:absolute}.no_write_module_placeholder{font-size:50px;text-align:center;margin-top:50px}.clearfix:after,.clearfix:before{content:" ";display:table}.clearfix:after{clear:both}*,.clearfix,.text_overflow,zoom 1{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.red_color_font{color:#fa541c}.main_color_font{color:#26bf80}.white_color_font{color:#fff}.grey_color_font{color:#8c8c8c}.orange_color_font{color:$basket_color}.dander_color{color:#ff2a00}.small_size{font-size:12px}.middle_size{font-size:14px}.width_150{width:150px}.ml_10{margin-left:10px}.mr_10{margin-right:10px}.mb_10{margin-bottom:10px}.mt_10{margin-top:10px}.font_weight{font-weight:700}.pointer{cursor:pointer}.no_border{border:none}.delete_btn:hover span{color:#fa541c!important}.module_student_guide_list_card{position:relative;width:100%;border-radius:4px}.module_student_guide_list_card .card_top{position:relative;width:100%;height:150px;cursor:pointer}.module_student_guide_list_card .card_top img{position:relative;width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.module_student_guide_list_card .card_top:after{position:absolute;content:"";display:block;top:0;right:0;width:100%;height:100%;background-color:transparent;-webkit-transition:background-color .3s ease-in-out;transition:background-color .3s ease-in-out}.module_student_guide_list_card .card_title{height:50px;line-height:50px;border-bottom:1px solid #e8e8e8;border-top:1px solid #e8e8e8;text-align:left;font-size:14px;padding:0 10px}.module_student_guide_list_card .card_title p{max-width:70%;display:inline-block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.module_student_guide_list_card .card_title div{float:right;width:30%;text-align:right}.module_student_guide_list_card .card_title div img{vertical-align:middle;cursor:pointer}.module_student_guide_list_card .card_title div .icon_text_type{margin-left:10px}.module_student_guide_list_card .card_info_1{font-size:12px;height:50px;line-height:50px;border-bottom:1px solid #e8e8e8;text-align:center;padding:0 10px}.module_student_guide_list_card .card_info_1 .has_test_question{font-size:16px;color:#26bf80}.module_student_guide_list_card .card_info_2{height:50px;line-height:50px;color:#595959;font-size:12px;padding:0 10px}.module_student_guide_list_card .is_share{color:#26bf80!important}.fl[data-v-5daf1b4e]{float:left}.fr[data-v-5daf1b4e]{float:right}.text_center[data-v-5daf1b4e]{text-align:center}.text_left[data-v-5daf1b4e]{text-align:left}.text_right[data-v-5daf1b4e]{text-align:right}.text_overflow[data-v-5daf1b4e]{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.disable[data-v-5daf1b4e]{pointer-events:none}.disable[data-v-5daf1b4e]:hover{border:none}.text_overflow3[data-v-5daf1b4e]{-webkit-line-clamp:3;line-clamp:3}.text_overflow2[data-v-5daf1b4e],.text_overflow3[data-v-5daf1b4e]{text-overflow:-o-ellipsis-lastline;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical}.text_overflow2[data-v-5daf1b4e]{-webkit-line-clamp:2;line-clamp:2}.text_overflow1[data-v-5daf1b4e]{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-5daf1b4e]{position:relative}.psn_absolute[data-v-5daf1b4e]{position:absolute}.no_write_module_placeholder[data-v-5daf1b4e]{font-size:50px;text-align:center;margin-top:50px}.clearfix[data-v-5daf1b4e]:after,.clearfix[data-v-5daf1b4e]:before{content:" ";display:table}.clearfix[data-v-5daf1b4e]:after{clear:both}.clearfix[data-v-5daf1b4e],.text_overflow[data-v-5daf1b4e],[data-v-5daf1b4e],zoom 1[data-v-5daf1b4e]{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.red_color_font[data-v-5daf1b4e]{color:#fa541c}.main_color_font[data-v-5daf1b4e]{color:#26bf80}.white_color_font[data-v-5daf1b4e]{color:#fff}.grey_color_font[data-v-5daf1b4e]{color:#8c8c8c}.orange_color_font[data-v-5daf1b4e]{color:$basket_color}.dander_color[data-v-5daf1b4e]{color:#ff2a00}.small_size[data-v-5daf1b4e]{font-size:12px}.middle_size[data-v-5daf1b4e]{font-size:14px}.width_150[data-v-5daf1b4e]{width:150px}.ml_10[data-v-5daf1b4e]{margin-left:10px}.mr_10[data-v-5daf1b4e]{margin-right:10px}.mb_10[data-v-5daf1b4e]{margin-bottom:10px}.mt_10[data-v-5daf1b4e]{margin-top:10px}.font_weight[data-v-5daf1b4e]{font-weight:700}.pointer[data-v-5daf1b4e]{cursor:pointer}.no_border[data-v-5daf1b4e]{border:none}.delete_btn:hover span[data-v-5daf1b4e]{color:#fa541c!important}.module_student_guide_list[data-v-5daf1b4e]{background-color:#fff;padding-bottom:20px;margin-bottom:40px}.module_student_guide_list .guide_list_left[data-v-5daf1b4e]{padding-top:20px}.module_student_guide_list .guide_list_right[data-v-5daf1b4e]{text-align:center}.module_student_guide_list .top[data-v-5daf1b4e]{background-color:#f0f0f0;margin-top:20px;padding:20px;text-align:left}.module_student_guide_list .top .margin_lf15[data-v-5daf1b4e]{margin-left:15px}.module_student_guide_list .top .margin_lf5[data-v-5daf1b4e]{margin-left:5px}.module_student_guide_list .top>div .tip_name[data-v-5daf1b4e]{display:inline-block}.module_student_guide_list .nav[data-v-5daf1b4e]{padding:20px 20px 20px 0;text-align:left}.module_student_guide_list .nav span[data-v-5daf1b4e]{font-size:12px}.module_student_guide_list .nav .el-button[data-v-5daf1b4e]{padding:7px 10px}.module_student_guide_list .nav .el-checkbox[data-v-5daf1b4e]{margin-right:14px}.module_student_guide_list .nav .el-date-editor[data-v-5daf1b4e]{width:250px;margin-right:5px}.module_student_guide_list .nav .search[data-v-5daf1b4e]{display:inline-block;margin-left:15px}.module_student_guide_list .nav .search .el-input[data-v-5daf1b4e]{width:190px}.module_student_guide_list .nav .search .el-icon-search[data-v-5daf1b4e]{margin-right:-65px}.module_student_guide_list .card_list[data-v-5daf1b4e]{width:920px;text-align:left}.module_student_guide_list .guide_item[data-v-5daf1b4e]{position:relative;width:260px;height:310px;margin:10px 20px 20px;display:inline-block;overflow:hidden;border:1px solid #e8e8e8;-webkit-transition:-webkit-box-shadow 1s;transition:-webkit-box-shadow 1s;transition:box-shadow 1s;transition:box-shadow 1s,-webkit-box-shadow 1s;border-radius:5px}.module_student_guide_list .guide_item[data-v-5daf1b4e]:hover{-webkit-box-shadow:0 0 5px 5px #d5d5d5;box-shadow:0 0 5px 5px #d5d5d5}.module_student_guide_list .guide_item:hover .item_checkbox[data-v-5daf1b4e]{opacity:1}.module_student_guide_list .guide_item .item_checkbox[data-v-5daf1b4e]{position:absolute;left:5px;top:5px;opacity:0}.module_student_guide_list .guide_item .is_opcity[data-v-5daf1b4e]{opacity:1}.module_student_guide_list .el-checkbox-group[data-v-5daf1b4e]{font-size:12px}.module_student_guide_list .el-checkbox-group .check_box[data-v-5daf1b4e]{height:150px;width:100%;text-align:left;background:url(/img/default_video.603001e0.png) no-repeat;background-size:cover;position:absolute;top:0;left:0}.module_student_guide_list .file_name[data-v-5daf1b4e]{cursor:pointer;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.module_student_guide_list .file_name[data-v-5daf1b4e]:hover{color:#26bf80}