.quiz-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.quiz-progress {
    height: 10px;
    background: #eee;
    border-radius: 5px;
    margin: 20px 0;
}

.progress-bar {
    height: 100%;
    background: #4CAF50;
    border-radius: 5px;
    width: 0;
    transition: width 0.3s ease;
}

.question {
    display: none;
    margin-bottom: 30px;
}

.question.active {
    display: block;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.option {
    padding: 15px;
    background: #f5f5f5;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.option:hover {
    background: #e0e0e0;
}

.quiz-button {
    background: #4CAF50;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

.quiz-button:hover {
    background: #45a049;
}