[mirotalksfu] - improvements

public/views/Room.html

@@ -252,7 +252,7 @@ access to use this app.
                             <p>Raise hand</p>
                         </button>
                         <button id="lowerHandButton" class="hidden">
-                            <i class="fas fa-hand-paper"></i>
+                            <i id="lowerHandIcon" class="fas fa-hand-paper"></i>
                             <p>Lower hand</p>
                         </button>
                         <br />