.questionnaire {
            max-width: 800px;
            margin: 0 auto;
            background: white;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }
.question {
            margin-bottom: 20px;
            padding: 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            background: #fefefe;
            margin-top: 10px;
        }
.theme {
            background-color: #e0f7fa;
            padding: 10px;
            border-radius: 5px;
            margin-bottom: 10px;
            font-weight: bold;
        }
.difficulty {
            font-style: italic;
            color: #7f8c8d;
        }
.options {
            margin-left: 20px;
        }
button {
            padding: 10px 15px;
            background-color: #3498db;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
            margin-right: 10px;
        }
button:hover {
            background-color: #2980b9;
        }
#timer {
            font-size: 18px;
            color: #e74c3c;
            font-weight: bold;
            text-align: right;
            margin-bottom: 10px;
        }
#results {
            margin-top: 20px;
            padding: 15px;
            background: #e8f4fc;
            border-radius: 5px;
            display: none;
        }
.correct {
            color: green;
        }
.incorrect {
            color: red;
        }
.form-group {
            margin-bottom: 15px;
            display: inline-flex;
        }
label {
            display: inline-block;
            width: 250px;
        }
.options {
        margin-left: 20px;
        display: block;
         }
.options label {
        display: block;
        margin-bottom: 10px;
        padding-left: 5px;
        }
input[type="text"] {
            padding: 8px;
            width: 100px;
            border: 1px solid #ddd;
            border-radius: 4px;
        }
input[type="radio"] {
        margin-right: 10px;
        }

.option{
    cursor :pointer;
}