this is visible a block and all Hidden are hidden if not included device toolbar
but if you enable device toolbar then they are still displayed
And if you move the width of the screen in the device toolbar mode, they will disappear, but when the page is refreshed, it still appears, what is the reason?
Hidden and Visible do not work in device toolbar.
this is visible a block and all Hidden are hidden if not included device toolbar![enter image description here](https://i.stack.imgur.com/GyPLd.png)
but if you enable device toolbar then they are still displayed![enter image description here](https://i.stack.imgur.com/Gl0Q7.png)
And if you move the width of the screen in the device toolbar mode, they will disappear, but when the page is refreshed, it still appears, what is the reason?