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.material-symbols-outlined{font-size:16px}.toc-action-btn[data-toc-action=edit]{color:#3182f6}.toc-action-btn[data-toc-action=delete]{color:#dc2626}.output-custom-edit-page #quizRenderContent .custom-question-undo-btn+.custom-question-save-btn,.output-custom-edit-page #quizRenderContent .custom-question-undo-btn+.custom-question-delete-btn,.output-custom-edit-page #quizRenderContent .custom-question-delete-btn+.custom-question-save-btn{margin-left:6px}.output-custom-edit-page #quizRenderContent .custom-question-undo-btn{color:#2563eb;cursor:pointer;background:#fff;border:1px solid #2563eb;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:64px;height:28px;padding:0;font-size:12px;font-weight:600;line-height:1;display:inline-flex}.output-custom-edit-page #quizRenderContent .custom-question-undo-btn:hover{color:#1d4ed8;background:#eff6ff;border-color:#1d4ed8}.output-custom-edit-page[data-render-source=default] #quizRenderContent 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