3 ms·
In browsers, DOM parsing starts before (all) CSS is loaded and parsed. Also, the sizes of elements in the flow are (by default) dictated by the text content, so
by cluckindan 2y ago
In browsers, DOM parsing starts before (all) CSS is loaded and parsed. Also, the sizes of elements in the flow are (by default) dictated by the text content, so it really does not make sense to try to paint a page in a root-to-leaf order.