Sizing in CSS: px vs em vs rem

px to rem  When you change the font size at the top level, all rem values automatically gets updated and adjusts according to the base front size rem or While PX, EM and REM are mainly used for font size, %, VW and VH are mainly used for margins, padding, spacing and widthsheights

When to use Rem, Em, VWVH, %, PX? · Use REM so your app can scale based on the root font size using media queries · Use EM for margins under NEW: Switching from px to rem in Figma's Dev Mode Easy as cake! On the right-hand side of your window, you will see a toggle that allows you to

postcss-rem-to-pixel-next Convert rem units to px units using PostCSS Based on postcss-pxtorem  This video tutorial discusses the benefits of using REM over PX for font sizes when designing your WordPress website in Oxygen