ent.getElementById('submitBtn'),
        skipBtn: document.getElementById('skipBtn'),
        feedback: document.getElementById('feedback'),
        stats: {
          correct: document.getElementById('stat-correct'),
          attempts: document.getElementById('stat-attempts'),
          acc: document.getElementById('stat-acc'),
          speed: document.getElementById('stat-speed'),
          streak: document.getElementById('stat-streak'),
          best: document.getElementById('stat-best'),
          sk