3 ms·Wait, what causes this kind of replacement ??by BlueTemplar 3y agoWait, what causes this kind of replacement ??stavros 3y agoHTML considers whitespace insignificant.Hamuko 3y agoWell, repeating whitespace. Single whitespace still has significance. If you have two display: inline-block <div> elements, it will make a difference if you add a space (or three million spaces) in between.