font-size:62.5% vs. font-size:10px

Question

For a long time I\'ve been using

body {font-size:62.5%;}

in CSS documents since it\'s supposed to

Answer 1

You could just use:

html {font-size:10px}

So know you can work just with rem or em without complex calculations: 1 rem = 10px 2 rem = 20px