3 ms·Try setting layout.css.devPixelsPerPx to e.g. 2 in about:config?by dao- 9y agoTry setting layout.css.devPixelsPerPx to e.g. 2 in about:config?needz 9y agoDidn't have any noticeable effect for me.dao- 9y agoWell, maybe it already was 2 by default (-1.0 means auto-detect). Maybe try different values.