index.css

.quizContainer{
    margin: auto;
    width: 700px;
}
.quizContainer>p{
    text-align: center;
    font-size: 30px;
    font-weight: 600;
    color: green;
}
.quizContainer>h2{

    text-align: center;
    font-size: 25px;
    font-weight: 600;
    color: orange;
}

.quizContainer>h1{
        font-size: 25px;
        font-weight: 600;
        color: black;
}

.allAnswers {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.allAnswers>button {
    width: 200px;
    height: 40px;
    margin: 10px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background-color: orange;
    border: none;
    border-radius: 5px;
}

.allAnswers>button:hover {
    cursor: pointer;
    background-color: darkorange;
}

.quizContainer>button {
    width: 200px;
    height: 40px;
    margin: 10px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background-color: green;
    border: none;
    border-radius: 5px;
    display: none;
}

.quizContainer>button:hover {
    cursor: pointer;
    background-color: darkgreen;
}