.quiz-container{background-color:#f9f9f9;border:1px solid #ddd;border-radius:8px;width:60%;margin:20px auto;padding:20px;box-shadow:0 2px 10px #0000001a}.progress-bar{margin-bottom:20px;font-size:1.2rem;font-weight:700}.options-list{padding:0;list-style:none}.option{cursor:pointer;border:1px solid #ccc;border-radius:5px;margin:5px 0;padding:10px;transition:background-color .3s,border .3s}.option:hover{background-color:#f1f1f1}.selected{background-color:#d1e7dd;border-color:#0f5132}.feedback{margin-top:15px;font-size:1rem;font-style:italic}.next-button{color:#fff;cursor:pointer;background-color:#007bff;border:none;border-radius:5px;margin-top:15px;padding:10px 20px;transition:background-color .3s}.next-button:hover{background-color:#0056b3}.completion-message{color:#28a745;margin-top:15px;font-weight:700}.score-summary{border-top:1px solid #ddd;margin-top:20px;padding:10px;font-size:1.1rem}.score-summary p{margin:5px 0}.quiz-image{height:200px;margin:15px 0;display:block}.option-image{cursor:pointer;border:1px solid #ccc;border-radius:8px;width:100px;height:auto;margin:5px;transition:transform .2s,border-color .2s;display:block}.option-image:hover{border-color:#007bff;transform:scale(1.05)}.option.selected .option-image{border-color:#28a745}