No! If you mess with the font size, you make your page hard to read for people who adjust their font size in their browser. They set their font size very carefully, to the smallest size they can comfortably read. Your site had better not change that.
Medium.com is the worst offender. Their font size is small and they disable zooming on mobile!
Medium.com is the worst offender. Their font size is small and they disable zooming on mobile!