Note - this method requires the element have a height defined; or a height derived from a declaration like `aspect-ratio` That's because `inset: 0rem` is equiv

Note - this method requires the element have a height defined; or a height derived from a declaration like `aspect-ratio` That's because `inset: 0rem` is equivalent to `top: 0rem; right: 0rem; bottom: 0rem; left: 0rem;` - which is a well know technique to force 100% height. [1] https://developer.mozilla.org/en-US/docs/Web/CSS/inset https://developer.mozilla.org/en-US/docs/Web/CSS/inset [2] https://codepen.io/leepowers/pen/KKmgpwB https://codepen.io/leepowers/pen/KKmgpwB