 
     <BS.Row>
       <BS.Col xs={12}>
-        <label className='-exercises-section-label'>
+        <label className='exercises-section-label'>
           <ChapterSection section={section.chapter_section}/>. {section.title}
         </label>
       </BS.Col>


    <BS.Panel className="card exercise" bsStyle={panelStyle} header={header}>
      <ArbitraryHtmlAndMath className="-stimulus" block={true} html={content.stimulus_html} />
      <ArbitraryHtmlAndMath className="-stem" block={true} html={question.stem_html} />
      <div className="answers-table">{renderedAnswers}</div>
      <div className="exercise-tags">{renderedTags}</div>
    </BS.Panel>

      memo.concat(renderInRows(exerciseCards))
    , [])

    <BS.Grid className="add-exercise-list">
      {renderedExercises}
    </BS.Grid>

