✨ Need to spotlight an item without fighting with z-indexing for a year? You can use this inset clip-path in your CSS and getBoundingClientRect() to dynamically outline the element with an overlay. 
Working demo on
@CodePen
here: codepen.io/xdesro/pen/955b1eecf8c811a36a0f75509a23f90a
Full-text of the screenshotted code is here: gist.github.com/xdesro/a17e3ec64cc60b50269efa8ea521602b
