This package provides the following services:
pxtorem
A package that turn your pixels text into rem. origin from px2rem
Install
With apm:
apm install pxtorem
Or Settingss ➔ Packages ➔ Search for pxtorem
Options
addMark:true
Add origin pixel value like /* 100/75 */
baseSize:75
This will change the base size to convert px to rem
Precision:2
The number of digits to the right of the decimal point