style.css

* {
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Verdana, sans-serif;
    margin: 0;
    padding: 0;
}

body {
    background-color: #f9f9f9;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

#quiz-title {
    text-align: center;
    margin-bottom: 20px;
}

#quiz-container {
    background-color: #0af0f8;
    border-radius: 5px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
    padding: 20px;
}

#question-container {
    margin-bottom: 20px;
}

.btn-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
}

.btn {
    background-color: #4CAF50;
    border: none;
    border-radius: 5px;
    color: #fd0606;
    cursor: pointer;
    font-size: 16px;
    height: 60px;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #2fff00;
}

.correct {
    background-color: #4CAF50;
}

.wrong {
    background-color: #FF5733;
}

#next-btn {
    margin-top: 50px;
    float: center;
}