.quiz-blur {
    backdrop-filter: blur(10px);
    background-color: rgba(0, 0, 0, 0.3);
}

.quiz-no-blur {
    backdrop-filter: none;
    background-color: transparent;
}

.quiz-progress {
    margin-bottom: 20px;
}

.quiz-button {
    margin-top: 20px;
}

.quiz-align-left {
    text-align: left;
}

.quiz-align-center {
    text-align: center;
}