Actually, it's not draggable either, so it's now (at least) a CSS background image, on a <span>. I'm not sure if it was an <img> inside <a> up until today or no

Actually, it's not draggable either, so it's now (at least) a CSS background image, on a <span>. I'm not sure if it was an <img> inside <a> up until today or not, but in that case, I suppose you could say that CSS was involved.