body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background: linear-gradient(-45deg, #f3c1a1, #f6f6f6, #f3c1a1, #ffffff);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

h1, h2 {
    color: #ea8100;
    padding-top: 20px;
}

button {
    background-color: #ea8100;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    margin: 20px 0;
}

button:hover {
    background-color: #cc6f00;
}

#tableau {
    width: 600px;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: opacity 0.8s ease;
}

.description, .quiz-container {
    background-color: #fff;
    margin: 30px auto;
    padding: 30px;
    max-width: 800px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.question {
    margin-bottom: 20px;
}

.question p {
    font-weight: bold;
}

input[type="radio"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid #ea8100;
    border-radius: 50%;
    outline: none;
    margin-right: 10px;
    position: relative;
    top: 4px;
}

input[type="radio"]:checked::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    background: #ea8100;
    border-radius: 50%;
    position: relative;
    top: 3px;
    left: 3px;
}

#resultat {
    margin-top: 20px;
    font-weight: bold;
}

audio {
    display: none;
}