[jacobp100]

> Why do you think the padding as a percentage is relative to the width of the parent? Do you think it was a happy accident? I don't think so, it was purposefully put there in the specs so that we could have boxes with fixed aspect ratios. This is just the tip of the iceberg.

It’s because you cannot do a percentage of a height unless your parent’s height is fixed - something that happens naturally maybe 1% of the time. You’d be missing vertical borders in almost every case with your suggestion