.sr-controls-container{margin-bottom:15px;padding:15px;border:1px solid #ddd;background:#f9f9f9;max-width:600px;border-radius:5px}.sr-controls-container h2{margin:0 0 10px;font-size:1.5em;color:#333}.sr-button-group{display:flex;gap:10px;margin-bottom:10px}.sr-button-group button{padding:8px 12px;font-size:1em;cursor:pointer;border:1px solid #ccc;background:#fff;border-radius:4px;transition:background-color .2s}.sr-button-group button:disabled{cursor:not-allowed;opacity:.5}.sr-button-group button:hover:not(:disabled){background-color:#e0e0e0}.sr-settings-group{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.sr-volume-control,.sr-rate-control,.sr-voice-control{display:flex;align-items:center;gap:5px}.sr-voice-control{flex-basis:100%}.sr-settings-group label{font-size:.9em;color:#333;white-space:nowrap}.sr-settings-group input[type=range],.sr-settings-group select{padding:5px;border:1px solid #ccc;border-radius:4px}.sr-settings-group input[type=range]{width:80px}.sr-settings-group select{width:120px}.sr-highlight{background-color:#f0f0f0;transition:background-color .3s}#sr-notification{display:none;position:fixed;top:20px;right:20px;background:#333;color:#fff;padding:10px 20px;border-radius:5px;z-index:1000}