Not sure, but if CSS first principle is parent sets width going down to children, but sets height going up from children, then you could see how children changi

Not sure, but if CSS first principle is parent sets width going down to children, but sets height going up from children, then you could see how children changing its height leads to layout recalc all the way up. So the you need to fix that height /remove resize, then google on which technique to use?