[mirotalksfu] - improve VideoAI settings UI

public/views/Room.html

@@ -914,12 +914,11 @@ access to use this app.
                                     name="avatarVoiceIDs"
                                     class="form-select text-light bg-dark"
                                 >
-                                    <option value="">Select Avatar Voice</option></select
-                                ><br />
+                                    <option value="">Select Avatar Voice</option>
+                                </select>
                                 <div id="audio-container">
                                     <audio id="avatarPreviewAudio" controls></audio>
                                 </div>
-                                <br />
                                 <button id="avatarVideoAIStart" class="btn-custom">
                                     <i class="fas fa-play"></i> Start Avatar Session
                                 </button>