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.PlayHeader_material-image_eip-M{width:16px;height:16px;background:url(https://cdn.gupaoedu.com/gupao-edu-college/assets/v2.1/study-note-gray.png)}.PlayHeader_material-box_y6Pq5:hover{color:var(--el-color-primary)}.PlayHeader_material-box_y6Pq5:hover .PlayHeader_material-image_eip-M{background:url(https://cdn.gupaoedu.com/gupao-edu-college/assets/v2.1/study-note.png)}.PlayHeader_el-button--primary_MVvgG:hover{background:linear-gradient(90deg,var(--el-color-primary-light-4),var(--el-color-primary-dark-2))!important}.PlayHeader_color-404040_Ks7En{color:#404040}.PlayHeader_color-666_z1ELa{color:#666}.PlayHeader_color-999_4VW8U{color:#999}.PlayHeader_el-button_bzev2.PlayHeader_is-disabled_lBU4q{color:#c0c4cc!important;cursor:not-allowed;background-image:none;background:#ebeef5!important;border-color:#ebeef5!important}.PlayHeader_el-input-group--append_W7Oc-{overflow:hidden;border-radius:15px!important}.PlayHeader_el-input-group--append_W7Oc- .PlayHeader_el-input-group__append_I9-X2{overflow:hidden;border-radius:0 15px 15px 0;border:none!important;padding:0!important;color:#fff;background:linear-gradient(270deg,var(--el-color-primary),var(--el-color-primary-light-7))}.PlayHeader_el-input-group--append_W7Oc- .PlayHeader_el-input-group__append_I9-X2 .PlayHeader_el-input__inner_4uie8,.PlayHeader_el-input-group--append_W7Oc- .PlayHeader_el-input__inner_4uie8{border-radius:0!important;border:none!important}.PlayHeader_mask-box_2L9kb{display:flex;position:fixed;top:0;left:0;z-index:9999;justify-content:center;align-items:center;width:100%;height:100%;background-color:rgba(0,0,0,.5)}.PlayHeader_mask-box_2L9kb .PlayHeader_file-box_7bIUA{width:332px;overflow:hidden;padding:32px 27px;border-radius:8px;background-color:#fff}.PlayHeader_mask-box_2L9kb .PlayHeader_file-box_7bIUA .PlayHeader_file-title_E2I0D{font-size:16px;line-height:normal;text-align:center}.PlayHeader_mask-box_2L9kb .PlayHeader_file-box_7bIUA 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.PlayHeader_file-box_7bIUA .PlayHeader_file-operate_fMhvk .PlayHeader_cancel-btn_kjwS2{border:1px solid #dcdfe6;color:#666}.PlayHeader_mask-box_2L9kb .PlayHeader_file-box_7bIUA .PlayHeader_file-operate_fMhvk .PlayHeader_cancel-btn_kjwS2:hover{border-color:var(--el-color-primary-light-6);color:var(--el-color-primary);background-color:var(--el-color-primary-light-9)}.PlayHeader_page-continer_TAHu5{margin:0 auto;width:1208px}.PlayHeader_course-tag_A0QVv{height:27px;display:flex;justify-content:center;align-items:center;padding:0 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.PlayHeader_el-loading-text_OyQEJ{color:#404040!important}.PlayHeader_font-13_02uaJ{font-size:13px}.PlayHeader_font-15_gGeCP{font-size:15px}.PlayHeader_f-ml4_levDo{margin-left:4px}.PlayHeader_more-box-continer_DrIgt{background:#fff;font-size:12px;padding:8px 0}.PlayHeader_more-box-continer_DrIgt .PlayHeader_more-item_nK759{padding-left:16px;height:36px;line-height:36px}.PlayHeader_more-box-continer_DrIgt .PlayHeader_more-item_nK759 img{margin-right:6px}.PlayHeader_more-box-continer_DrIgt .PlayHeader_more-item_nK759:hover{background:#f8f8f8}.PlayHeader_more-box-continer_DrIgt .PlayHeader_share-item_tDvz3 .PlayHeader_share-box_XttwP{top:-4px;left:-113px;display:none}.PlayHeader_more-box-continer_DrIgt .PlayHeader_share-item_tDvz3.PlayHeader_active_ar8je .PlayHeader_share-box_XttwP{display:block}.PlayHeader_font-18_Nj-PW{font-size:18px}.PlayHeader_about-business_46E-F{display:inline-block;min-width:73px;padding:0 20px;height:28px;line-height:28px;border:1px solid #d9d9d9;border-radius:4px;margin-right:10px}.PlayHeader_about-business-count_GaXOf{min-width:20px;padding:0 10px;height:19px;line-height:19px;background:#eaeaea;border-radius:9px}.PlayHeader_question-dialog_HEcMD .PlayHeader_header_zHN04{height:50px;font-size:16px;border-bottom:1px solid #e5e5e5;padding:20px}.PlayHeader_question-dialog_HEcMD .PlayHeader_content_jp6s8{height:200px;overflow:auto;padding:20px;border-bottom:1px solid #e5e5e5}.PlayHeader_question-dialog_HEcMD .PlayHeader_footer_Z0Od-{padding:20px;text-align:center;height:72px}.PlayHeader_question-dialog_HEcMD .PlayHeader_footer_Z0Od- .PlayHeader_el-button_bzev2{width:88px;border-radius:45px}.PlayHeader_question-dialog_HEcMD .PlayHeader_footer_Z0Od- .PlayHeader_el-button_bzev2:first-of-type{margin-right:24px}.PlayHeader_msg-pagination-container_AcQK0{text-align:center}.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-next_UyZMY,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-prev_IbK-M,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li:not(.PlayHeader_disabled_T4rCP).PlayHeader_active_ar8je{background-color:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#000}.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-next_UyZMY.PlayHeader_active_ar8je,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-next_UyZMY:hover,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-prev_IbK-M.PlayHeader_active_ar8je,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_btn-prev_IbK-M:hover,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li.PlayHeader_active_ar8je,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li:hover,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li:not(.PlayHeader_disabled_T4rCP).PlayHeader_active_ar8je.PlayHeader_active_ar8je,.PlayHeader_msg-pagination-container_AcQK0 .PlayHeader_is-background_jtlsh .PlayHeader_el-pager_LBykl li:not(.PlayHeader_disabled_T4rCP).PlayHeader_active_ar8je:hover{color:var(--el-color-primary);border:1px solid var(--el-color-primary)}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd_NEJJZ{border:none}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd_NEJJZ.PlayHeader_editormd_NEJJZ ::-webkit-scrollbar{height:3px;width:5px;background:#f6f6f6}.PlayHeader_qa-markdown_jWkEj .PlayHeader_CodeMirror-activeline-background_U9kP3{background:unset}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd_NEJJZ .PlayHeader_CodeMirror_oJr-G pre{font-size:16px}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd-menu_UdQvH>li>a{font-size:12px}.PlayHeader_qa-markdown_jWkEj .PlayHeader_cm-matchhighlight_9mChA{background-image:none!important}.PlayHeader_qa-markdown_jWkEj .PlayHeader_cm-link_BnxEP{color:#404040!important;text-decoration:none!important}.PlayHeader_qa-markdown_jWkEj .PlayHeader_CodeMirror_oJr-G{width:100%!important;border:1px solid #f6f6f6!important;border-radius:8px}.PlayHeader_qa-markdown_jWkEj.PlayHeader_comment_LSv8D .PlayHeader_CodeMirror-gutters_7sAda{border:none;background:#fff}.PlayHeader_qa-markdown_jWkEj .PlayHeader_CodeMirror-scroll_Jjnco{background:#fff}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd-toolbar_IHXTX{border:none}.PlayHeader_qa-markdown_jWkEj .PlayHeader_CodeMirror-lines_qYfK9:focus{outline:none}.PlayHeader_qa-markdown_jWkEj .PlayHeader_editormd-menu_UdQvH{text-align:right}.PlayHeader_report-dialog-continer_cuijM{padding:20px 20px 0 20px}.PlayHeader_report-dialog-continer_cuijM 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.PlayHeader_chapter-name_vGYyR{color:var(--el-color-primary)!important}.PlayHeader_active_task_Tq5sk .PlayHeader_chapter-datum_bGq1f{background:var(--el-color-primary)!important;color:#fff!important}.PlayHeader_container_7sVTT{min-width:1208px;position:fixed;top:0;left:0;z-index:2;width:100%;height:64px;padding:0 32px;box-sizing:border-box;background:#404040;box-shadow:0 6px 6px rgba(0,0,0,.03)}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k{display:flex;width:100%;height:100%;margin:0 auto}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_study_WhVpJ{font-size:16px;color:#404040;font-size:14px;margin-left:40px;color:#fff;margin-left:15px}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_study_WhVpJ:hover{color:var(--el-color-primary);cursor:pointer}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_message_jI6t5{font-size:16px;color:#404040;margin-left:40px;color:#fff}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_message_jI6t5:hover{color:var(--el-color-primary);cursor:pointer}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_right_WIQXv{display:flex;justify-content:space-between;align-items:center;margin:0}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_right_WIQXv .PlayHeader_user_xlni5{width:40px;height:40px;margin-left:40px;border-radius:50%;border:1px solid transparent;cursor:pointer}.PlayHeader_container_7sVTT .PlayHeader_wrapper_5B10k .PlayHeader_right_WIQXv .PlayHeader_user_xlni5:hover{border:1px solid var(--el-color-primary);box-shadow:0 3px 6px rgba(0,0,0,.16)}.PlayHeader_shim_PKG-i{height:64px}.header .el-input{width:392px}.header .el-input .el-input__inner{border-radius:50px;border:none;color:#999;background:#f4f4f4}.header .el-input .el-input__icon{font-size:20px}.more-box{margin-left:40px}.more-box .more-image{width:16px;height:16px;background:url(https://cdn.gupaoedu.com/gupao-edu-college/assets/v3/icon/more.png)}.more-box:hover{color:var(--el-color-primary)}.more-box:hover .more-image{background:url(https://cdn.gupaoedu.com/gupao-edu-college/assets/v3/icon/more-ck.png)}.p-wrap{display:flex;justify-content:space-between}.p-wrap .left{display:flex;align-items:center}.p-wrap .left.fixedW{width:384px}.p-wrap .pmp{color:var(--el-color-primary);font-size:18px;cursor:pointer}.icon-pdf-alert,.p-wrap .pmp{display:flex;align-items:center}.icon-pdf-alert{flex-direction:column;justify-content:center}.icon-pdf-alert .title{font-size:14px;margin:-20px 30px 30px 30px;font-weight:300;text-align:center;color:#999;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1;overflow:hidden}.icon-pdf-alert .icons{display:flex}.icon-pdf-alert 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