4 ピクセル (px) → rem

4 px =
0.25
rem (rem)
1 px = 0.062500 rem
01

NEARBY VALUES

ピクセル (px) (px) rem (rem)
3 px 0.1875 rem
5 px 0.3125 rem
9 px 0.5625 rem
14 px 0.875 rem