:root {
  --primary-color: #2c3e50;
  --secondary-color: #f1c40f;
  --light-gray: #f8f9fa;
  --dark-gray: #343a40;
  --font-family: 'Poppins', sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--light-gray);
    color: #333;
}

.quiz-container {
    background-color: #fff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    background-color: var(--primary-color) !important;
}

.footer {
    background-color: var(--dark-gray);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

.question {
    margin-bottom: 20px;
    padding: 15px;
    border: 1px solid #e9ecef;
    border-radius: 5px;
}

.answers {
    margin-top: 10px;
}

.answers label {
    display: block;
    margin-bottom: 8px;
    padding: 8px;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    cursor: pointer;
}

.answers label:hover {
    background-color: #f8f9fa;
}

.answers input[type="radio"] {
    margin-right: 10px;
}