.btn-secondary:hover background: #f57c00; transform: translateY(-2px);
function nextQuestion() if (!answerSubmitted && userAnswers[currentIndex] === null) alert('Bitte wählen Sie eine Antwort aus!'); return; if (currentIndex < totalQuestions - 1) currentIndex++; loadQuestion(); else finishTest(); stuttgart,mpu testsimulation stuttgart
.btn-primary background: #4CAF50; color: white; .btn-secondary:hover background: #f57c00
.progress-fill background: linear-gradient(90deg, #4CAF50, #45a049); height: 100%; width: 0%; transition: width 0.3s ease; display: flex; align-items: center; justify-content: center; color: white; font-weight: bold; if (currentIndex <