[mirotlaksfu] - fix UI

public/js/Room.js

@@ -1341,7 +1341,8 @@ function handleSelects() {
     };
     whiteboardGhostButton.onclick = (e) => {
         wbIsBgTransparent = !wbIsBgTransparent;
-        setWhiteboardBgColor(wbIsBgTransparent ? 'rgba(0, 0, 0, 0.100)' : wbBackgroundColorEl.value);
+        //setWhiteboardBgColor(wbIsBgTransparent ? 'rgba(0, 0, 0, 0.100)' : wbBackgroundColorEl.value);
+        wbIsBgTransparent ? wbCanvasBackgroundColor('rgba(0, 0, 0, 0.100)') : setTheme(lsSettings.theme);
     };
 }