body {
            background-color: #ac5353;
            font-family: Arial, sans-serif;
        }
        h1 {
            text-align: center;
            margin-top: 50px;
            animation: fadeInUp 1s;
        }
        .container {
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
            background-color: #ac5353;
            box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
            animation: zoomIn 1s;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .btn {
            background-color: #61004c;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            animation: pulse 2s infinite;
        }
        .btn:hover {
            background-color: #555;
        }
        .message-erreur {
            color: red;
            animation: shake 0.5s;
        }
        .question {
            background-color: #3f3f3f;
            color: #000000;
            padding: 20px;
            border-radius: 5px;
            margin-bottom: 20px;
        }
        .reponse {
            background-color: #3f3f3f;
            color: #fff;
            padding: 10px;
            border-radius: 5px;
        }