In CSS grid layout, do we count the span even starting on implicit grid lines?
问题 This question is about whether CSS grid "span counting" -- whether it should start on implicit grid line. In CSS Definitive Guide, 4th Ed, p. 695, it is said that box4 is where things really get interesting. It ends on the fifth row line, which is to say the second implicit grid line. It spans back three lines—and yet, it still starts on the same grid line as box3. This happens because spans have to start counting within the explicit grid. Once they start, they can continue on into the