    <option value="stun:stun.cloudflare.com:3478">Cloudflare STUN (stun.cloudflare.com:3478)</option>
            </select>
        </div>
        
        <div class="controls">
            <button id="gatherBtn">Gather ICE Candidates</button>
            <button id="clearBtn">Clear Results</button>
            <button id="checkBtn">Check Browser Settings</button>
        </div>
        
        <div id="status" class="status" style="display: none;"></div>
        
        <div id="checkResults" class="che