Not Able to select toolbar text

CesiumJS
1

Why Cesium toolbar not allowing me to select its text ?

2

Hi again.
viewer.clock.onTick.addEventListener is keep running event so keep changing 'div id=“hud”'s innerHTML.
you can select it’s text. but it just seems like you can’t select.

3

Thanks for replying @11115

I figured it out by putting an input box outside of toolbar to capture values.