adapted documentation

Author: corymharper

website/src/pages/demo.tsx

@@ -70,6 +70,9 @@ const Demo: React.FC = () => {
 										If the menu is revealed with the mouse, the first menu item can be focused by pressing tab / arrow
 										down
 									</li>
+									<li>
+										If the menu is revealed with the mouse, the menu can be be closed by pressing escape
+									</li>
 									<li>
 										<em>Once focus is in the menu…</em>