.quiz-section h2{
    margin-bottom: 0.5em;
}

.quiz-section h2, .quiz-section h4{
    color: #2fa865;
    font-weight: 600;
}

.btn-warning{
    background-color: #86ddb6 !important;
    border-color: #3cc177 !important;
    color: #fff;
    font-weight: bold;
}

.btn-warning:hover{
    color: #ecfbf5;
    background-color: #3cc177 !important;
}