transparent property sheet

Not sure what I did wrong, but my property sheet overlays on top of my portlets , and that’s ok, but my property sheet is transparent and the hamburger icons from the underlying sheet are active. How do I stop that? Here’s what it looks like. https://webix.com/snippet/9abb4e58

Right click on any step and click Add Task

Here’s the code. https://webix.com/snippet/9abb4e58

Nevermind, issue resolved. If anyone needs the resolutions, drop me a note.